Alpha-lipoic acid
1,2-Dithiolane-3-pentanoic acid
Thioctic acid | Lipoate | Lipoic acid | ALA | Thioctan
Found in 258 products 5 forms available Trending for: memory support, blood sugar control, glutathione support
Deepen your research
Handpicked articles that pair with this ingredient

Supplement Guide
Supplement Guide Promising evidence
Alpha-Lipoic Acid (ALA)
A molecule once scraped from mountains of animal liver now sits in a small amber bottle on your counter. It's hailed as a "universal antioxidant," studied in...

Best For

Comparison
Comparison Promising evidence
Alpha-GPC (choline alphoscerate) vs CDP-Choline (Citicoline)
For daily focus and memory, pick Citicoline (250–500 mg/day). For a one-off workout power boost, Alpha-GPC (≈600 mg pre-session) has limited acute data—but...
Understanding Alpha-lipoic acid
What it is
Alpha lipoic acid (ALA) is an endogenous cofactor found in cells.
Reported benefits
→Supports antioxidant defense and helps neutralize free radicals
→Promotes mitochondrial energy production and cellular energy
→Supports healthy blood sugar balance
→May support brain health and cognitive function
Dosage Guide
50mg
Low
50mg
Standard
200mg
Therapeutic
• Most products contain 50-50mg
• Therapeutic dose: 50-200mg
Forms & Absorption
Alpha Lipoic Acid
Standard form
1607 products
Alpha-Lipoic Acid
Standard form
1031 products
R-Alpha Lipoic Acid
Standard form
75 products
Lipoic Acid
Standard form
51 products
R-Alpha-Lipoic Acid
Standard form
24 products
Timing & Usage
Best taken:With meals
With food:31% recommend with food, 4% on empty stomach
Spacing:2+ hours from other minerals if applicable




