Moderate interactionModerate

Alpha-lipoic acid and Insulin: interaction, severity and spacing

Alpha-lipoic acid and Insulin interact because alpha-lipoic acid improves insulin-stimulated glucose uptake and can lower blood glucose, adding to insulin. Take them with care. Moderate risk.

Last reviewed: 2026-09-20Reviewed by: StackingRight clinical review

The interaction in detail

Summary of the Alpha-lipoic acid and Insulin interaction
PairAlpha-lipoic acid and Insulin
TypeNutrient–drug interaction
SeverityModerate
Required spacingNone specified
OnsetAt the time of dosing

Mechanism

Alpha-lipoic acid improves insulin-stimulated glucose uptake and can lower blood glucose, adding to insulin.

What to do

Monitor glucose closely and anticipate a possible dose reduction.

How to fit both into one day

Alpha-lipoic acid
morningempty stomach

Alpha-lipoic acid absorbs better on an empty stomach. Take it 30 minutes before breakfast if glucose control is the goal.

Putting Alpha-lipoic acid in the morning and Insulin in the evening satisfies the 0-hour separation without disrupting either one's absorption window.

Alpha-lipoic acid and Insulin: common questions