Vitamin · Supplement ingredient
Vitamin C (ascorbic acid)
Vitamin C (ascorbic acid) is listed on 307 U.S. supplement product labels in the NIH DSLD, #447 of 4,614 by label frequency.
- 307
- Products
- #447 of 4,614
- By frequency
How common is Vitamin C (ascorbic acid) ?
Number of supplement labels listing Vitamin C (ascorbic acid) vs nearby vitamin ingredients
- Vitamin C
Vitamin C
19,514 products
- Vitamin E
Vitamin E
13,826 products
- Vitamin D
Vitamin D
13,343 products
- Vitamin B12
Vitamin B12
11,614 products
- Vitamin B6
Vitamin B6
10,881 products
- Vitamin C (ascorbic acid) 307
Vitamin C (ascorbic acid)
307 products
Products containing Vitamin C (ascorbic acid)
Nearby Ingredients in Vitamin
Other ingredients in the Vitamin category cataloged in the NIH DSLD. Useful for comparing how common different nutrients are across the US supplement market.
Nationwide ingredients with similar DSLD presence
Two peer sets for Vitamin C (ascorbic acid) : closest on total DSLD label listings (307 here) and closest on distinct brands that list it (87 here). Peers exclude the same DSLD category, and rows stay link-disjoint so each axis is a distinct neighborhood.
Similar label frequency
Nearest other ingredients by distinct DSLD product labels (floored at ≥50), outside this category.
Frequently asked about Vitamin C (ascorbic acid)
How many supplement products contain Vitamin C (ascorbic acid) ? ▼
Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD). Regulatory reference: Source: Dietary Supplement Health and Education Act (DSHEA), 1994, 21 U.S.C. § 321(ff).
Disclaimer, Not Medical Advice: Information on this page is based on manufacturer-declared label data and is provided for educational and reference purposes only. It does not constitute medical, nutritional, or health advice. Consult a licensed healthcare provider before starting, stopping, or combining any supplement, especially if you are pregnant, nursing, take prescription medication, or have a medical condition.
Read our methodology , how this data is sourced, computed, and verified.
Every figure on PlainVitamins is rendered directly from the NIH Dietary Supplement Label Database (DSLD), no number is typed in by an editor. Ingredient figures are computed directly from the NIH DSLD, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.