From the databaseWhat the row says.
Every entry follows the same shape: what is happening, the mechanism, and the recommendation.
Scope
Supplement × Supplement
Last verified
June 4, 2026
CautionInsufficient evidence
What is happening. Alpha-lipoic acid may improve insulin sensitivity and obscure adverse glucose effects from peptide exposure.
Mechanism. Insulin-sensitizing supplement effects plus uncertain peptide metabolic effects.
Recommendation. Avoid combining for self-directed fat-loss protocols.
Stack Score
How it moves the number.
Effect on the composite score
If both Alpha-Lipoic Acid and HGH Fragment 176-191 are in the same stack, this pair applies −5 to your Stack Score (per scored caution row).
The full algorithm, the clamping rules, and four worked stacks are at /methodology/stack-score.
SourcesSources, by evidence tier.
Every claim on this page is cited. PMIDs link straight to PubMed.
Reference material
1- 1Wu Z et al. hGH 177-191 anti-lipogenic action. Biochem Mol Biol Int. 1993.Needs sourceNo link