Bio-C Plus

by Biotics Research Corporation · tablet or pill · 100 tablets

  • On the market (NIH)
  • DSLD label 21431
  • Serving 1 tablet

Bio-C Plus by Biotics Research Corporation lists 4 ingredients, 4 with an amount per serving of 1 tablet, such as 500 mg of vitamin C, 100 mg of citrus bioflavonoids, 10 mcg of superoxide dismutase and 10 mcg of catalase. Its current label entered the NIH Dietary Supplement Label Database on June 25, 2013.

What is in Bio-C Plus?

Each row as the label prints it, per serving of 1 tablet. 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).

Bio-C Plus: Supplement Facts rows against the market (DSLD label 21431, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Calcium Ascorbate, Magnesium Ascorbate, Potassium AscorbateVitamin C (Form: as calcium ascorbate, magnesium ascorbate, potassium ascorbate, sodium ascorbate)500 mg833%Vitamin C in Bio-C Plus against 18,583 products500 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg500 mg

Higher than 81% of 18,583 products listing vitamin C (median 100 mg). Per day at the most servings: 1,500 mg.

Citrus Bioflavonoidsas Citrus100 mgFlavonoid in Bio-C Plus against 2,343 products100 mg per serving; the middle half of products list 25 mg to 100 mg, the median 50 mg.100 mg

Higher than 62% of 2,343 products listing flavonoid (median 50 mg). Per day at the most servings: 300 mg.

Superoxide DismutaseSuperoxide Dismutase Note: from vegetable culture10 mcgSuperoxide Dismutase in Bio-C Plus against 138 products10 mcg per serving; the middle half of products list 20 mcg to 7,107 mcg, the median 30 mcg.10 mcg

90% of 138 products listing superoxide dismutase give more (median 30 mcg). Per day at the most servings: 30 mcg.

CatalaseCatalase Note: from vegetable culture10 mcgCatalase in Bio-C Plus against 103 products10 mcg per serving; the middle half of products list 20 mcg to 60 mcg, the median 20 mcg.10 mcg

90% of 103 products listing catalase give more (median 20 mcg). Per day at the most servings: 30 mcg.

Source: NIH ODS Dietary Supplement Label Database, label 21431 (entered June 25, 2013), 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:

  • 90% of the 138 products that print an amount of superoxide dismutase list more than its 10 mcg of superoxide dismutase (median 30 mcg).
  • 90% of the 103 products that print an amount of catalase list more than its 10 mcg of catalase (median 20 mcg).

The NIH database records 3 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?

The products whose ingredient lists overlap most with Bio-C Plus's, rare ingredients counting for more.

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
RECOMMENDATION: One (1) tablet three (3) times daily as a dietary supplement or as otherwise directed by a healthcare professional.
Warnings
KEEP OUT OF REACH OF CHILDREN
Storage
Store in a cool, dry area.

Source: label statements in DSLD label 21431.

What else is on the label?

Other ingredients: Stearic Acid, modified Cellulose Gum, Food Glaze, Magnesium Stearate, Silica.

How many labels does Bio-C Plus have?

One label is on file, entered on June 25, 2013.

  1. Label 21431 (current) Entered June 25, 2013 · on the market · 100 tablets

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names BIOTICS RESEARCH CORP. (manufacturer), Rosenberg, Texas, 77471. All Biotics Research Corporation products.

Where next?