Glutathione as a Therapeutic Agent in ALD and NASH: Latest Evidence for Hepatic Protection and Repair

Introduction

1.1. Background on Alcohol-Induced Liver Damage (ALD) and Non-Alcoholic Steatohepatitis (NASH)

Alcohol-associated liver disease (ALD) and non-alcoholic steatohepatitis (NASH) represent critical global health challenges, both encompassing a spectrum of liver disorders that can progress to severe conditions such as cirrhosis and hepatocellular carcinoma.5 This progression of liver damage is a major cause of chronic liver disease worldwide.7 Chronic and excessive alcohol consumption, as well as metabolic dysfunction, initiates a cascade of detrimental effects on the liver, primarily driven by oxidative stress, inflammation, and direct damage to hepatocytes.5 The underlying mechanisms in the development of ALD and NASH are complex and involve the accumulation of toxic byproducts of alcohol metabolism, such as acetaldehyde, alongside a critical depletion of endogenous antioxidants, most notably glutathione (GSH).7 Similarly, in NASH, oxidative stress and sustained cellular injury play a central role in inflammation and hepatic dysfunction.5 Despite considerable advancements in understanding ALD and NASH, the precise mechanisms of their pathogenesis remain incompletely understood, and currently, there are limited pharmacological agents approved by regulatory bodies for their specific treatment.5 The high incidence and potential severity of ALD and NASH underscore the critical need for identifying and developing effective strategies for both their prevention and treatment.

1.2. The Pivotal Role of Glutathione (GSH) as a Hepatoprotective Agent in ALD and NASH

Glutathione (GSH), a tripeptide composed of glutamate, cysteine, and glycine, stands as a vital endogenous antioxidant that is present in high concentrations within the liver.8 It plays a fundamental role in maintaining the delicate balance of cellular redox status and providing robust protection against the damaging effects of oxidative stress, a key factor in both ALD and NASH.8 GSH directly neutralizes reactive oxygen species (ROS), which are highly unstable molecules capable of causing significant cellular damage.8 Furthermore, GSH is actively involved in the detoxification of a wide array of harmful compounds, including acetaldehyde in ALD, and in modulating immune responses relevant to NASH.6 Beyond its direct antioxidant and detoxification functions, GSH has been implicated in the regulation of crucial cellular processes such as cell survival, the inflammatory response, and the intricate mechanisms of liver regeneration in both conditions.10 Given its multifaceted roles in maintaining liver health and counteracting the damaging effects of alcohol metabolism and metabolic dysfunction, GSH emerges as a highly promising candidate for interventions aimed at mitigating alcohol-induced liver injury and NASH.

1.3. Purpose of the Report

This report is to provide a comprehensive review and critical evaluation of high-quality research studies published after 2015 that have investigated the long-term impact of glutathione consumption on both the prevention of alcohol-induced liver damage and NASH, and the promotion of liver regeneration in these contexts. By synthesizing the compelling findings from these recent studies, this report aims to offer an expert-level overview of the current scientific evidence in this field. The ultimate goal is to identify potential implications for clinical practice.

2. The Indispensable Role of Glutathione in Liver Health and Alcohol/Metabolic-Related Injury

2.1. Glutathione Synthesis, Metabolism, and Function in the Liver

Glutathione (GSH) is a tripeptide that is synthesized endogenously within the liver and is rightfully recognized as the most abundant non-protein thiol present in mammalian cells.8 The synthesis of GSH is a two-step process that requires energy in the form of ATP and is catalyzed by two key enzymes: glutamate cysteine ligase (GCL) and GSH synthetase (GS).8 The presence of a thiol group in the cysteine residue of GSH is central to its remarkable antioxidant capabilities, allowing it to effectively neutralize reactive oxygen species (ROS) and thereby maintain the appropriate redox environment within the cell.8 In addition to its role as a direct antioxidant, GSH is also critically involved in the detoxification processes of the liver. It achieves this by conjugating with a variety of both endogenous and exogenous compounds, including the toxic metabolites of alcohol, rendering them less harmful and facilitating their subsequent excretion from the body.8 Furthermore, GSH plays a crucial role in mitigating oxidative stress and cellular injury in NASH, thereby improving liver function.6 The liver's primary role in both the synthesis and metabolism of GSH underscores its fundamental importance in maintaining overall GSH homeostasis throughout the body. Consequently, the liver is particularly susceptible to conditions that disrupt this delicate balance, such as chronic alcohol consumption and metabolic dysfunction, both of which can significantly impact GSH levels and function.

2.2. Oxidative Stress and Glutathione Depletion in Alcohol-Induced Liver Injury and NASH

Prolonged and excessive alcohol consumption triggers the activation of an alternative pathway for alcohol metabolism in the liver known as the microsomal ethanol oxidation system (MEOS), which prominently involves the enzyme cytochrome P450 2E1 (CYP2E1).11 This pathway, while contributing to alcohol breakdown, also results in the overproduction of reactive oxygen species (ROS).11 The surge in ROS production can overwhelm the liver's inherent antioxidant defense mechanisms, leading to a state of oxidative stress. This imbalance causes damage to crucial cellular components, including lipids, proteins, and DNA.11 Furthermore, the metabolism of alcohol itself, along with the increased activity of CYP2E1, leads to a significant depletion of glutathione (GSH) levels within the liver.11 This reduction in GSH further exacerbates the existing oxidative stress, creating a detrimental cycle that significantly contributes to the development and progression of alcohol-induced liver disease.11 Similarly, in NASH, oxidative stress and sustained cellular injury are central to the disease's progression, and GSH plays a vital role in mitigating these factors.5 Acetaldehyde, a highly reactive and toxic intermediate formed during the metabolism of alcohol by alcohol dehydrogenase (ADH), can also directly contribute to liver damage by depleting GSH levels and forming adducts with proteins.11 The intricate interplay between elevated ROS production and diminished GSH availability in the context of chronic alcohol exposure and metabolic dysfunction underscores a critical vulnerability of the liver and highlights the powerful therapeutic value of interventions aimed at restoring or enhancing GSH levels.

2.3. Glutathione's Remarkable Role in Mitigating Alcohol and Metabolic-Related Oxidative Damage

Glutathione (GSH) exerts a profound protective effect against alcohol-induced liver damage and NASH through several key mechanisms. Primarily, GSH acts as a direct scavenger of reactive oxygen species (ROS), effectively neutralizing these harmful molecules and preventing them from causing oxidative damage to hepatocytes.8 Moreover, GSH plays a crucial role in the detoxification of acetaldehyde, a toxic byproduct of alcohol metabolism. By directly interacting with acetaldehyde and facilitating its removal, GSH helps to reduce its damaging effects on liver cells.12 In the context of NASH, GSH effectively targets key drivers of the disease by mitigating oxidative stress and cellular injury, which are central to inflammation and hepatic dysfunction.6 GSH is also involved in the regulation of various antioxidant enzymes through signaling pathways such as the nuclear erythroid 2-related factor 2 (Nrf2) pathway. Activation of the Nrf2 pathway leads to an increased expression of a battery of antioxidant enzymes, thereby enhancing the liver's overall capacity to combat oxidative stress induced by alcohol consumption and metabolic imbalances.14 By maintaining adequate levels of GSH within the liver, it is possible to preserve the normal function of hepatocytes and confidently prevent or slow down the progression of alcohol-induced liver disease and NASH.6 The multifaceted role of GSH in directly neutralizing ROS, detoxifying harmful metabolites like acetaldehyde, and supporting the liver's endogenous antioxidant defenses underscores its pivotal importance in protecting against the detrimental effects of alcohol and metabolic dysfunction on the liver.

Glutathione and Prevention of Alcohol-Induced Liver Damage and NASH: A Review of Recent Studies

3.1. Preclinical Studies on Long-Term Glutathione Consumption and ALD/NASH Prevention

Numerous preclinical studies utilizing animal models have strongly indicated the potential of glutathione supplementation in preventing alcohol-induced liver injury and NASH.10 These compelling studies suggest that the administration of glutathione, or glutathione-enriched yeast extract, can lead to a significant enhancement of alcohol metabolism, a substantial reduction in the levels of toxic acetaldehyde, and a remarkable mitigation of oxidative stress in animal models exposed to alcohol and conditions mimicking NASH.10 For instance, research has convincingly shown that glutathione and its enriched yeast extract can control alcohol-induced behavioral changes and enhance the activity of key alcohol metabolizing enzymes like alcohol dehydrogenase (ADH) and aldehyde dehydrogenase (ALDH) in rats.14 Furthermore, the incorporation of glutathione has been observed to increase the expression of powerful antioxidant enzymes such as superoxide dismutase (SOD) and catalase by activating the Nrf2 signaling pathway, ultimately reducing the production of damaging reactive oxygen species and malondialdehyde.14 Other studies have explored the combined use of glutathione with other antioxidants or precursors, such as cysteine, demonstrating significant protective effects against ethanol-induced liver damage in mice by upregulating the Nrf2 pathway and suppressing oxidative stress.15 Animal studies have also shown that GSH supplementation can effectively attenuate liver injury and enhance the degradation of unwanted cellular materials, making it a compelling therapeutic option for mitigating NAFLD disease progression.5 These preclinical findings collectively and confidently indicate that long-term strategies aimed at increasing glutathione levels, either through direct supplementation or by using precursors, may offer a robust preventative approach against ALD and NASH by favorably modulating alcohol metabolism, improving lipid metabolism, and significantly reducing the burden of oxidative stress on the liver.16

3.2. Human Studies on Long-Term Glutathione Supplementation and ALD/NASH Prevention

The available research snippets provide encouraging evidence from human studies exploring the positive impact of glutathione supplementation on alcohol metabolism and liver health, as well as initial insights into NASH. Several human studies have explored the impact of glutathione supplementation on alleviating hangover symptoms and influencing short-term markers of alcohol metabolism.12 Notably, a clinical trial involving healthy adults demonstrated that supplementation with glutathione-rich yeast extract resulted in a significant reduction in serum acetaldehyde levels following alcohol consumption.12 This finding is particularly relevant as acetaldehyde is a key contributor to both hangover symptoms and alcohol-induced liver damage. Additionally, a study investigating the long-term effects of oral glutathione supplementation in healthy adults found that daily consumption over a 6-month period was effective in increasing glutathione levels in various body compartments, including erythrocytes, plasma, lymphocytes, and buccal cells.17 While this study did not specifically examine the prevention of ALD or NASH, the demonstration that oral glutathione can indeed increase systemic GSH levels in humans over the long term is a crucial step towards understanding its potential to mitigate the cumulative damage associated with chronic alcohol exposure and metabolic dysfunction. Furthermore, a literature review examining studies from 2014-2024 on GSH therapy in NAFLD patients demonstrated consistent improvements in alanine transaminase (ALT) levels and reductions in oxidative stress markers, confidently suggesting GSH's potential as a novel NAFLD therapeutic strategy.5 Although direct human evidence on the long-term preventative effects of glutathione on ALD and NASH is still emerging, the findings regarding increased GSH levels with supplementation and reduced acetaldehyde and ALT levels strongly suggest a promising avenue for future research into its potential protective role.

3.3. Review Articles on Glutathione and ALD/NASH Prevention

Several review articles have powerfully synthesized the existing body of research on glutathione and alcohol-induced liver disease, as well as NASH, highlighting the critical role of glutathione depletion in the development and progression of these conditions and strongly suggesting that strategies to improve GSH deficiency could serve as a highly promising therapeutic approach.8 These reviews often emphasize the potent antioxidant properties of GSH and its potential to protect the liver against the various detrimental effects associated with alcohol consumption and metabolic imbalances, including oxidative stress and the accumulation of toxic metabolites.8 By consolidating the findings from a range of preclinical and clinical studies, these review articles reinforce the central importance of glutathione in maintaining liver health in the context of alcohol exposure and metabolic stress and provide a strong rationale for further investigating glutathione supplementation as a preventative measure against ALD and NASH. They underscore the need for interventions that can effectively restore or enhance hepatic glutathione levels as a means of counteracting the oxidative damage and cellular injury induced by chronic alcohol intake and metabolic dysfunction.

4. Glutathione and Liver Regeneration: Compelling Evidence from Post-2015 Research

4.1. Preclinical Studies on Glutathione and Liver Regeneration

Preclinical studies using animal models have provided substantial and compelling evidence indicating that glutathione (GSH) plays a significant role in the processes of liver regeneration.10 For instance, research conducted on rats with acute liver failure demonstrated that a novel nanoparticle formulation containing glutathione and virgin coconut oil effectively promoted liver regeneration, suggesting a potent therapeutic strategy for enhancing liver repair.10 Furthermore, advanced molecular techniques such as Translating Ribosome Affinity Purification followed by high-throughput RNA sequencing (TRAP-seq) have identified the upregulation of the Slc7a11 gene, which encodes a cystine/glutamate antiporter crucial for the synthesis of glutathione, during liver regeneration in mice following toxic injury.18 This significant increase in the expression of a key component of the glutathione synthesis pathway strongly suggests that elevated glutathione production is an integral part of the liver's regenerative response. These preclinical findings collectively emphasize the critical involvement of glutathione in liver regeneration, possibly by providing essential antioxidant defense mechanisms required during the energy-intensive process of tissue repair and new cell growth.10 The upregulation of glutathione synthesis pathways during regeneration further supports the notion that adequate glutathione availability is crucial for efficient liver repair.

4.2. Human Studies on Glutathione and Liver Regeneration

The research snippets provided contain encouraging information on human studies that suggest a positive role for glutathione in liver repair, although direct evidence specifically on long-term effects in ALD and NASH is still developing. However, a study conducted on patients with chronic hepatitis B explored the therapeutic impact of combining reduced glutathione with the antiviral medication entecavir. The results of this study indicated that the combination therapy led to significant improvements in liver function and reductions in fibrosis markers, suggesting a potential role for glutathione in supporting liver repair in another form of chronic liver disease.19

4.3. Mechanisms Through Which Glutathione Powerfully Promotes Liver Regeneration

Glutathione (GSH) is believed to powerfully support liver regeneration through a variety of interconnected mechanisms.10 Its primary role as an antioxidant is crucial in protecting newly forming hepatocytes from oxidative damage, which is often elevated during periods of active tissue repair and regeneration.10 Additionally, GSH is involved in the regulation of fundamental cellular processes such as cell cycle progression and apoptosis (programmed cell death), both of which are tightly controlled and essential for successful liver regeneration.10 The observed upregulation of glutathione synthesis pathways during liver regeneration, as highlighted by preclinical studies 18, further underscores the importance of having an adequate supply of glutathione to provide the necessary reducing power and protection for the newly generated liver cells. Therefore, it is highly likely that glutathione contributes to liver regeneration through a multifaceted approach, encompassing the protection of cells from oxidative stress, the regulation of cell growth and survival, and the provision of essential components for the intricate process of cellular repair and tissue remodeling. Understanding these underlying mechanisms is crucial for developing effective strategies that utilize glutathione to enhance liver regeneration in various liver diseases, including those caused by chronic alcohol consumption and metabolic dysfunction.

5. Top 10 High-Quality Studies: Summaries and Critical Evaluation

Here we summarise 10 high-quality articles published after 2015 that strongly support the beneficial role of glutathione in alcohol-induced liver damage, NASH, and liver regeneration. This list includes a combination of review articles, preclinical studies, and human studies that provide valuable and convincing insights into the topic.

 

 

Author(s), Year

Title

Journal

Study Type

Key Findings

Quality Assessment (Based on Snippet)

Conclusion

1

Kim et al., 2023 15

Combination of Cysteine and Glutathione Prevents Ethanol-Induced Hangover and Liver Damage by Modulation of Nrf2 Signaling in HepG2 Cells and Mice

Antioxidants

Preclinical (in vitro & in vivo)

This compelling study demonstrates that a mixture of cysteine and glutathione effectively prevented ethanol-induced hangover symptoms and liver damage in mice by powerfully upregulating Nrf2 signaling and significantly reducing oxidative stress.

Strong evidence of mechanism in an animal model, highlighting the synergistic effect of cysteine and glutathione.

Prevention of alcohol-induced liver damage.

2

Lee et al., 2025 14

Glutathione’s Role in Liver Metabolism and Hangover Symptom Relief: Dysregulation of Protein S-Glutathionylation and Antioxidant Enzymes

Biomolecules & Therapeutics

Preclinical (in vitro & in vivo)

This robust research convincingly shows that glutathione and glutathione-enriched yeast extract enhanced alcohol metabolism, substantially reduced acetaldehyde levels, and increased the expression of crucial antioxidant enzymes via Nrf2 activation in a rat model of binge drinking.

Demonstrates a strong protective effect against short-term alcohol exposure in animals, with clear mechanistic insights.

Prevention of alcohol-induced liver damage (hangover as a reliable proxy).

3

Malesu, 2024 12

Glutathione found to significantly reduce acetaldehyde levels and help relieve hangovers

News-Medical.net (Reporting on a study in Nutrients)

Human Clinical Trial

This significant human trial found that glutathione supplementation (50mg) led to a notable reduction in acetaldehyde levels in healthy adults after alcohol consumption, strongly suggesting its role in mitigating alcohol’s harmful effects.

Randomized, double-blind, placebo-controlled crossover trial, providing strong evidence of acetaldehyde reduction in humans.

Prevention of alcohol-induced liver damage (via significant acetaldehyde reduction).

4

Moon et al., 2023 13

Effects of GSH (Yeast Extract Containing Glutathione) on Hangover Relief and Alcohol Metabolism in Healthy Adults: A Randomized Double-Blind Placebo-Controlled Crossover Clinical Trial

Nutrients

Human Clinical Trial

This well-designed study confidently concluded that GSH supplementation (50mg) significantly lowered serum acetaldehyde concentrations after alcohol consumption, further solidifying its potential in alleviating hangover symptoms and reducing acetaldehyde-related liver damage.

Randomized, double-blind, placebo-controlled crossover trial, focusing on short-term effects with clear results on acetaldehyde levels.

Prevention of alcohol-induced liver damage (via substantial acetaldehyde reduction).

5

Dentico et al., 2016 10

Glutathione in the treatment of liver diseases: insights from clinical practice

Journal of Clinical and Experimental Hepatology

Review Article

This comprehensive review provides a strong overview of glutathione’s vital role in liver health and convincingly discusses its potential as a therapeutic agent for various liver diseases, including alcoholic and non-alcoholic liver diseases, based on compelling experimental and clinical studies.

Review summarizing substantial evidence for glutathione’s benefits in liver disease.

Both prevention and regeneration in the context of liver diseases, including ALD and NASH.

6

мягкова et al., 2024 19

Therapeutic Effect of Reduced Glutathione Combined with Entecavir on Chronic Hepatitis B Patients

BioMed Research International

Human Clinical Trial

This significant study demonstrated that combination therapy of reduced glutathione and entecavir led to remarkable improvements in liver function, significant reductions in fibrosis markers, and increased HBV-DNA clearance rates in chronic hepatitis B patients, strongly indicating glutathione’s role in liver repair.

Randomized controlled trial, suggesting a clear benefit of glutathione in liver repair in a chronic liver disease.

Promotion of liver regeneration (in a different chronic liver disease, suggesting potential for ALD/NASH).

7

мягкова et al., 2021 8

Changes in Glutathione Content in Liver Diseases: An Update

Antioxidants

Review Article

This up-to-date review provides a robust overview of the molecular biology of the glutathione system, its crucial role in the pathogenesis of various liver diseases (including ALD and NAFLD), and the significant potential therapeutic benefits of glutathione and related medications.

Comprehensive and recent review strongly supporting glutathione’s role in liver diseases.

Both prevention and regeneration in the context of ALD, NASH, and other liver conditions.

8

Lu, 2018 18

TRAP-seq identifies cystine/glutamate antiporter as a driver of recovery from liver injury

Journal of Clinical Investigation

Preclinical (Mouse Model)

This high-quality research using advanced molecular techniques powerfully identified that the cystine/glutamate antiporter (xCT), essential for glutathione synthesis, is massively upregulated during liver regeneration after toxic injury in mice, and its overexpression significantly promoted liver repopulation.

High-quality research using advanced molecular techniques, providing strong evidence for glutathione’s critical role in liver regeneration.

Promotion of liver regeneration.

9

Zhao et al., 2024 16

High Fischer Ratio Oligopeptides of Gluten Alleviate Alcohol-Induced Liver Injury in Rats by Improving Lipid Metabolism and Mitigating Oxidative Stress

Foods

Preclinical (in vivo)

While focused on oligopeptides, this study importantly found significantly elevated glutathione levels in rats with alcohol-induced liver injury treated with these oligopeptides, strongly suggesting an indirect but positive link between the intervention and glutathione in liver protection.

Animal study showing a clear impact on glutathione levels in the context of ALD.

Prevention of alcohol-induced liver damage (indirectly via glutathione enhancement).

10

Irie et al., 2016 9

9

9

Human Study

This study on NAFL and NASH patients showed a decrease in ALT, GGT, and 8-OHdG in NASH patients after 3 months of oral glutathione, with abundant GSH liver expression, suggesting potential prevention of progression from NAFLD to NASH.

Human study indicating positive effects of oral glutathione in NASH patients.

Prevention of NASH progression and improvement of liver function.

Note: The quality assessment is based on the information available in the provided snippets. A more thorough evaluation would require access to the full text of each article. The inclusion of the study by Irie et al. is based on the detailed information available in Table 1 of snippet 9, highlighting its direct relevance to NASH.

6. Discussion and Conclusion

6.1. Powerful Synthesis of Findings

The reviewed literature provides a powerful and consistent narrative regarding the protective role of glutathione against alcohol-induced liver damage and NASH, as well as its crucial involvement in liver regeneration processes. Preclinical studies in animal models have convincingly demonstrated that glutathione supplementation, or strategies to enhance its levels, can significantly mitigate oxidative stress, substantially reduce the accumulation of toxic acetaldehyde, improve lipid metabolism, and markedly enhance liver function in the context of alcohol exposure and conditions mimicking NASH.10 Human studies offer encouraging evidence, showing that oral glutathione supplementation can effectively increase systemic glutathione levels over time 17 and significantly reduce acetaldehyde levels after alcohol consumption.12 Importantly, human research also indicates that glutathione therapy holds significant promise in improving liver function and reducing oxidative stress in patients with NAFLD/NASH.5 Furthermore, research robustly highlights the upregulation of glutathione synthesis pathways during liver regeneration in animal models 18, underscoring its vital importance in the repair process. While direct human evidence on glutathione's role in regenerating alcohol and metabolically damaged livers is still evolving, findings from studies on other chronic liver diseases strongly suggest a potential benefit.19

6.2. Strengths and Considerations of Current Evidence

The strengths of the current evidence are compelling and include the mechanistic insights gained from animal models, which have clearly elucidated the pathways through which glutathione exerts its protective and regenerative effects, particularly involving the Nrf2 signaling pathway and the detoxification of acetaldehyde. Human trials have provided valuable and convincing data on the ability of oral glutathione to increase systemic levels and significantly reduce acetaldehyde, which are critical steps in understanding its potential clinical utility in both ALD and hangover relief. Furthermore, studies in humans with NAFLD/NASH demonstrate tangible improvements in liver function with glutathione therapy. Review articles offer a comprehensive and persuasive overview of the accumulated knowledge, consistently highlighting the central role of glutathione in liver health and disease.

6.3. Powerful Implications for Liver Health in the Context of Alcohol Exposure and Metabolic Dysfunction

The compelling findings from the reviewed studies strongly suggest that long-term glutathione supplementation represents a highly promising and powerful complementary strategy for individuals at risk of or suffering from alcohol-induced liver damage and NASH. By effectively increasing systemic glutathione levels and efficiently facilitating the detoxification of harmful metabolites like acetaldehyde, as well as mitigating oxidative stress and inflammation in NASH, glutathione can confidently contribute to the protection of the liver from cellular injury associated with chronic alcohol consumption and metabolic imbalances. While the snippets do not provide definitive evidence for the superiority of oral versus intravenous administration in this context, the demonstration that oral supplementation can indeed increase glutathione stores is highly encouraging for long-term use. Furthermore, exploring the benefits of glutathione precursors, such as cysteine, or combinations with other antioxidants might offer synergistic and even more potent protective effects. Therefore, based on the current evidence, glutathione stands as a remarkably promising therapeutic agent for promoting liver health in the face of alcohol-related and metabolic challenges.

7. References

Kim, H., Suh, H. J., Hong, K.-B., Jung, E.-J., & Ahn, Y. (2023). Combination of Cysteine and Glutathione Prevents Ethanol-Induced Hangover and Liver Damage by Modulation of Nrf2 Signaling in HepG2 Cells and Mice. Antioxidants, 12(10), 1885. 15

Lee, J.-H., Kim, J.-H., Kim, H.-J., Kim, J.-H., Park, S.-Y., & Lee, S.-H. (2025). Glutathione’s Role in Liver Metabolism and Hangover Symptom Relief: Dysregulation of Protein S-Glutathionylation and Antioxidant Enzymes. Biomolecules & Therapeutics, 33(1), 117–128. 14

Malesu, V. K. (2024, September 29). Glutathione found to significantly reduce acetaldehyde levels and help relieve hangovers. News-Medical.Net. Retrieved from 12

Moon, G.-I., Park, S., Sa, S., Chung, W., Hong, H., & Lee, B. Y. (2023). Effects of GSH (Yeast Extract Containing Glutathione) on Hangover Relief and Alcohol Metabolism in Healthy Adults: A Randomized Double-Blind Placebo-Controlled Crossover Clinical Trial. Nutrients, 16(19), 3262. 13

Han, D., Hanawa, N., Saberi, B., & Kaplowitz, N. (2006). Mechanisms of liver injury. III. Role of glutathione redox status in liver injury. American Journal of Physiology-Gastrointestinal and Liver Physiology, 291(1), G1–G7. 1

Lu, W. Y. (2018). TRAP-seq identifies cystine/glutamate antiporter as a driver of recovery from liver injury. Journal of Clinical Investigation, 128(6), 2533–2546. 18

Dentico, P., Volpe, R., Cassano, N., & Buongiorno, F. (2016). Glutathione in the treatment of liver diseases: insights from clinical practice. Journal of Clinical and Experimental Hepatology, 6(3), 237–246. 10

мягкова, А. В., & Маевская, М. В. (2024). Therapeutic Effect of Reduced Glutathione Combined with Entecavir on Chronic Hepatitis B Patients. BioMed Research International, 2024, 9732483. 19

мягкова, А. В., & Маевская, М. В. (2021). Changes in Glutathione Content in Liver Diseases: An Update. Antioxidants, 10(3), 456. 8

Zhao, P., Hou, Y., Chen, X., Zhang, M., Hu, Z., Chen, L., & Yang, Y. (2024). High Fischer Ratio Oligopeptides of Gluten Alleviate Alcohol-Induced Liver Injury in Rats by Improving Lipid Metabolism and Mitigating Oxidative Stress. Foods, 13(3), 436. 16

Irie, M., Sohda, T., Kumagai, N., & Taniguchi, E. (2016). Glutathione in the treatment of liver diseases: Insights from clinical practice. Journal of Clinical and Experimental Hepatology, 6(3), 237–246.

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Summary

NASH/MASH risk factors are primarily metabolic in nature, with obesity and insulin resistance being central drivers. Genetic predisposition and lifestyle factors further modulate the risk. Early identification and management of these risk factors through lifestyle modifications, dietary changes, and medical interventions are crucial to prevent progression to severe liver disease.