Alpha Lipoic Acid 300 mg
by Metabolic Maintenance · capsule · 90 capsules
- On the market (NIH)
- UPC 8 38287 00241 3
- DSLD label 321268
- Serving 1 capsule
- 90 servings
Alpha Lipoic Acid 300 mg by Metabolic Maintenance lists 2 ingredients, 2 with an amount per serving of 1 capsule, such as 60 mg of vitamin C and 300 mg of alpha lipoic acid. Its current label entered the NIH Dietary Supplement Label Database on January 23, 2025.
What is in Alpha Lipoic Acid 300 mg?
Each row as the label prints it, per serving of 1 capsule. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| Vitamin Cas Ascorbic Acid, Ascorbyl Palmitate | 60 mg | 67% | 65% of 18,583 products listing vitamin C give more (median 100 mg). Per day at the most servings: 120 mg. |
| Alpha Lipoic Acidas Thioctic Acid | 300 mg | Higher than 87% of 2,407 products listing alpha lipoic acid (median 50 mg). Per day at the most servings: 600 mg. |
Source: NIH ODS Dietary Supplement Label Database, label 321268 (entered January 23, 2025), version 9.4.0. See the label on DSLD or its label image (PDF). Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.
Is that a lot?
Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.
The NIH database records 1 to 2 servings a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.
The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.
Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.
Which products have the closest formulas?
6 products list the very same ingredients; the nearest amounts come first.
- ALA 400 Alpha Lipoic AcidProCaps Laboratories same ingredients
- Lipoic 300 mgBio-Tech Pharmacal same ingredients
- Alpha Lipoic Acid 100 mgMetabolic Maintenance same ingredients
- R-Lipoic Acid (Stabilized)Douglas Laboratories same ingredients
- R-Lipoic Acid 100 mgPhysician's Preference · off the market same ingredients
- PureWay-C 500 mgEmerald Labs same ingredients
Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.
What does the label say about taking it?
Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.
- Directions
- Directions: Take one (1) capsule, one to two (1-2) times daily, with food, or as directed by a healthcare professional.
- Warnings
- Caution: Diabetics, use only under a physician's supervision.
- Pregnant or lactating women, consult your healthcare professional before taking this product.
- Keep tightly closed in a cool, dry place, out of the reach of children.
- Allergens and what it does not contain
- Egg free Gluten free Free of nuts Dairy free
Source: label statements in DSLD label 321268.
What else is on the label?
Other ingredients: Cellulose.
How many labels does Alpha Lipoic Acid 300 mg have?
2 labels are on file under this name since October 24, 2022: other sizes, label designs and reformulations. The current one leads this page.
- Label 321268 (current) Entered January 23, 2025 · on the market · 90 capsules · UPC 8 38287 00241 3
- Label 274346 Entered October 24, 2022 · off the market December 18, 2023 · 100 capsules · UPC 8 38287 00241 3
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Metabolic Maintenance (manufacturer), Sisters, Oregon. All Metabolic Maintenance products.