non-nutrient/non-botanical

Alpha Lipoic Acid supplements

Half of the 2,407 alpha lipoic acid supplements in the NIH label database that print an amount list 50 mg or less per serving; the middle half list 25 mg to 150 mg (DSLD version 9.4.0, January 2026). The 284 products whose only supplement ingredient is alpha lipoic acid list a median of 250 mg.

Products listing it: 3,0872,407 print an amount; 678 list it inside a blend without an amount
Median per serving: 50 mgmiddle half 25 mg to 150 mg

How much alpha lipoic acid do supplements contain?

The median product lists 50 mg per serving. One in ten lists 10 mg or less, one in ten 300 mg or more. The amount printed most often is 100 mg (386 products).

Products by amount of alpha lipoic acid per serving

2,407 products, log scale; extreme 0.2% at each end left out of the drawing.

The amounts printed most often
Amount per serving	Products	For example
100 mg	386	Alpha Lipoic Acid 100 mg (Vitamin World); CSA Complete Spectrum Antioxidant (Viva Vitamins); Men's Multiple (Radiance Select)
50 mg	367	R-Lipoic Acid 50 mg (Source Naturals); Cell Protector (GNC Preventive Nutrition); Age Defying Skincare Vitamin (Vite MD)
25 mg	256	Sport (GNC Mega Men); Maximum Nutrition Vanilla Bean (GNC Mega Men); Maximum Nutrition Vanilla Creme (GNC Women's Ultra Mega)
10 mg	176	Women's Multiple (Radiance Select); Mega Vita Min For Women (Radiance); Nutra-Betic (Windmill Consumer Products)
200 mg	171	Alpha Lipoic Acid 200 mg (Radiance); OptiGlycemiX Chai (XYMOGEN); OptiGlycemiX Chocolate Mint (XYMOGEN)
300 mg	139	ALA 300 (Alpha-Lipoic Acid) (AFI America's Finest); Alpha-Lipoic Acid 300 mg (VitaCeutical Labs); Wrinkle Free Skin Formula (Vitabase)
600 mg	101	Maximum Strength Alpha Lipoic Acid 600 mg (Vitamin World); Alpha Lipoic Acid 600 mg (GNC Preventive Nutrition); Alpha Lipoic Acid 600 mg (Nature's Harmony)
150 mg	88	Mercury Amalgam Formula (Douglas Laboratories); Advanced Diabetic Multivitamin Formula (Windmill Rx Premium Vitamins); Neuro-Natural Memory (Xtendlife)
30 mg	84	Blood Sugar Formula (Vitabase); ProtoClear Detoxification Formula (Protocol For Life Balance); ProtoClear Natural Orange Flavor (Protocol For Life Balance)
1 mg	80	1,000 mg Vitamin C Lite (Emergen-C); Blue 1,000 mg Vitamin C Berry Blue (Emergen-C); Immune Defense Formula Ruby Lemon Honey (Emergen-C)

Source: Supplement Facts rows of every product's current label, NIH ODS Dietary Supplement Label Database version 9.4.0; amounts in one measure (weight).

Which products list the most alpha lipoic acid?

On-market products, per serving, with a plausible amount: the rule leaves out likely entry slips, such as an amount far beyond every other label with no %DV or strength on the label to back it (each product page still shows its own amount, marked).

Lipoic Acid CrystalsCardiovascular Research1,000 mg
Ultra-Lipoic ForteDouglas Laboratories1,000 mg
R-Lipoic Acid 300 mgAOR Advanced Orthomolecular Research Advanced900 mg
MV-One PlusNephrian800 mg
NeuropaquellQ-Leap Nutraceuticals800 mg
Alpha CUNuMedica800 mg
Alpha LAAPOPTOSIS Nutraceuticals650 mg
Glycemic SelectMoss Nutrition650 mg

Have the amounts changed over the years?

Products whose current label entered DSLD in 2011 list a median of 25 mg; those entered in 2025, 50 mg.

Median alpha lipoic acid per serving by the year the label entered DSLD (years with 20+ products)
Year	Products	Median per serving
2011	67	25 mg
2012	155	50 mg
2013	190	50 mg
2014	132	50 mg
2015	96	30 mg
2016	120	50 mg
2017	149	50 mg
2018	115	50 mg
2019	102	50 mg
2020	231	80 mg
2021	198	50 mg
2022	184	100 mg
2023	230	100 mg
2024	248	60 mg
2025	190	50 mg

Source: DSLD label entry dates and amounts, current labels.

In which products and brands?

Products listing alpha lipoic acid by DSLD product type

Brands listing it most: NOW (45), Douglas Laboratories (44), Source Naturals (43), Pure Encapsulations (43), Protocol For Life Balance (34), GNC Women's Ultra Mega (33), Emerald Labs (32), GNC Mega Men (29), XYMOGEN (25), Emergen-C (22).

Every product listing alpha lipoic acid

3,087 products, A to Z by name (page 7 of 62), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.

Alpha Lipoic Acid 300 mgNewtonEverett300 mg
Alpha Lipoic Acid 300 mgSource Naturals600 mg
Alpha Lipoic Acid 300 mgWindmill Natural Vitamins300 mg
Alpha Lipoic Acid 300 mgHealthy Origins300 mg
Alpha Lipoic Acid 300 mgNatrol300 mg
Alpha Lipoic Acid 300 mgDr. Rico Perez300 mg
Alpha Lipoic Acid 300 mgMetabolic Maintenance300 mg
Alpha Lipoic Acid 300 mgPure Naturals300 mg
Alpha Lipoic Acid 300 mgCarlson300 mg
Alpha Lipoic Acid 300 mg Sustained ReleasePhysician's Preference · off the market300 mg
Alpha Lipoic Acid 300 mg with Riboflavin (Vitamin B2)BIOVEA300 mg
Alpha Lipoic Acid 400 mgOL Olympian Labs400 mg
Alpha Lipoic Acid 400 mgPure Encapsulations400 mg
Alpha Lipoic Acid 50 mgNatrol100 mg
Alpha Lipoic Acid 50 mgSwanson Premium Brand · off the market50 mg
Alpha Lipoic Acid 50 mg21st Century50 mg
Alpha Lipoic Acid 50 mgSource Naturals200 mg
Alpha Lipoic Acid 50 mgKirkman50 mg
Alpha Lipoic Acid 500 mgVinco500 mg
Alpha Lipoic Acid 500 mgAbsorb Health500 mg
Alpha Lipoic Acid 500 mgKlaire Labs · off the market500 mg
Alpha Lipoic Acid 500 mgSuperSmart500 mg
Alpha Lipoic Acid 500 mgLongevity Medical Clinic500 mg
Alpha Lipoic Acid 60 mgSolgar60 mg
Alpha Lipoic Acid 600GNC · off the market600 mg
Alpha Lipoic Acid 600MaritzMayer Laboratories · off the market600 mg
Alpha Lipoic Acid 600 mgGNC Preventive Nutrition600 mg
Alpha Lipoic Acid 600 mgNature's Harmony600 mg
Alpha Lipoic Acid 600 mgBronson Laboratories600 mg
Alpha Lipoic Acid 600 mgSundown Naturals · off the market600 mg
Alpha Lipoic Acid 600 mgSolgar600 mg
Alpha Lipoic Acid 600 mgalpha betic · off the market600 mg
Alpha Lipoic Acid 600 mgPatient One MediNutritionals · off the market600 mg
Alpha Lipoic Acid 600 mgThe Vitamin Shoppe600 mg
Alpha Lipoic Acid 600 mgNova Nutritions600 mg
Alpha Lipoic Acid 600 mgHealth Thru Nutrition Naturally · off the market600 mg
Alpha Lipoic Acid 600 mgBioGanix · off the market600 mg
Alpha Lipoic Acid 600 mgNature's Way · off the market600 mg
Alpha Lipoic Acid 600 mgWe Like Vitamins600 mg
Alpha Lipoic Acid 600 mgMental Refreshment600 mg
Alpha Lipoic Acid 600 mgPatient One 1 MediNutritionals600 mg
Alpha Lipoic Acid 600 mgAN Amazing Nutrition Amazing Formulas600 mg
Alpha Lipoic Acid 600 mgSwanson600 mg
Alpha Lipoic Acid 600 mgBest Naturals600 mg
Alpha Lipoic Acid 600 mgCalifornia Gold Nutrition600 mg
Alpha Lipoic Acid 600 mgNusaPure600 mg
Alpha Lipoic Acid 600 mgLuckyVitamin600 mg
Alpha Lipoic Acid 600 mgPuritan's Pride Premium600 mg
Alpha Lipoic Acid 600 mgPure Encapsulations600 mg
Alpha Lipoic Acid 600 mgSource Naturals600 mg