BioStacks

Best ALA for Liver

Top 6 products ranked

Last reviewed May 2026

Clinical dose: 300–600 mg

Why ALA for Liver

ALA plays a supporting role in liver. Alpha-lipoic acid is a sulfur-containing compound that functions as a cofactor for mitochondrial enzymes and is both water- and fat-soluble, giving it unique antioxidant versatility. It regenerates other antioxidants (vitamins C, E, glutathione, CoQ10).

What dose to look for

Clinical studies typically use 300–600 mg of ala. Most studies use 300–600 mg/day of racemic ALA. R-lipoic acid (the natural form) is more bioavailable and used at lower doses (100–300 mg). Doses up to 1200 mg/day used in diabetic neuropathy research. Products below this range may not deliver meaningful results.

What the research says

ALA has strong clinical evidence for liver benefits. Strong clinical data for diabetic neuropathy and glucose metabolism across multiple trials Learn more

Clinical research on Alpha-Lipoic Acid (ALA)

MODERATE — Several RCTs in NAFLD, dual antioxidant mechanism · 300–600 mg/day

•2019 meta-analysis of 5 RCTs found ALA supplementation significantly reduced ALT, AST, and triglyceride levels in NAFLD patients. PubMed
•2012 RCT (45 NAFLD patients) showed 1,200 mg/day ALA for 6 months significantly improved liver enzymes and insulin resistance compared to placebo. PubMed
•Unique dual solubility — both water- and fat-soluble — allows it to regenerate other antioxidants (vitamin C, vitamin E, glutathione). R-lipoic acid is the biologically active enantiomer; racemic mixtures are more common in supplements.

See full Liver research →