R-Lipoic Acid 100 mg
by Physician's Preference · capsule · 60 vegetarian capsules
- Off the market since August 2020 (NIH)
- UPC 8 11749 01087 4
- DSLD label 11187
- Serving 1 vegetarian capsule
- 60 servings
R-Lipoic Acid 100 mg by Physician's Preference lists 3 ingredients, 3 with an amount per serving of 1 vegetarian capsule, such as 5 mg of vitamin C and 100 mg of R-lipoic acid. Its current label entered the NIH Dietary Supplement Label Database on April 25, 2014.
What is in R-Lipoic Acid 100 mg?
Each row as the label prints it, per serving of 1 vegetarian 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 Ascorbyl Palmitate | 5 mg | 8% | 97% of 18,583 products listing vitamin C give more (median 100 mg). |
| R-Lipoic Acid | 100 mg | Higher than 56% of 2,407 products listing alpha lipoic acid (median 50 mg). | |
| from 250 mg of potassium R-lipoate | 250 mg |
Source: NIH ODS Dietary Supplement Label Database, label 11187 (entered April 25, 2014), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.
Is that a lot?
The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:
- 97% of the 18,583 products that print an amount of vitamin C list more than its 5 mg of vitamin C (median 100 mg).
The NIH database records one serving 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.
- R-Lipoic Acid (Stabilized)Douglas Laboratories same ingredients
- Alpha Lipoic Acid 300 mgMetabolic Maintenance same ingredients
- ALA 400 Alpha Lipoic AcidProCaps Laboratories same ingredients
- Lipoic 300 mgBio-Tech Pharmacal same ingredients
- Alpha Lipoic Acid 100 mgMetabolic Maintenance 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
- Suggested Usage: As a dietary supplement, adults take 1 capsule daily with food or as directed by your healthcare professional.
- Warnings
- KEEP OUT OF REACH OF CHILDREN.
- Tamper resistant package, do not use if outer seal is missing.
- Allergens and what it does not contain
- This product contains NO yeast, gluten, soy protein, milk/dairy, corn, sodium, sugar, starch, artificial coloring, preservatives or flavoring.
- Storage
- For optimal storage conditions, store in a cool, dry place. (59(0)-77(0)F/15(0)-25(0)C) (35-65% relative humidity)
Source: label statements in DSLD label 11187.
What else is on the label?
Other ingredients: Cellulose, Calcium, Potassium Carbonate.
How many labels does R-Lipoic Acid 100 mg have?
One label is on file, entered on April 25, 2014.
- Label 11187 (current) Entered April 25, 2014 · off the market August 7, 2020 · 60 vegetarian capsules · UPC 8 11749 01087 4
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Physician's Preference(R) (manufacturer), Katy, TX. All Physician's Preference products.