PlainVitamins

Biotin 800 mcg

by 21st Century · tablet or pill · 110 easy swallow tablets

  • On the market (NIH)
  • UPC 7 40985 22881 4
  • DSLD label 326315
  • Serving 1 tablet
  • 110 servings

Biotin 800 mcg by 21st Century lists 2 ingredients, 2 with an amount per serving of 1 tablet, such as 800 mcg of biotin and 88 mg of calcium. Its current label entered the NIH Dietary Supplement Label Database on February 23, 2025.

What is in Biotin 800 mcg?

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).

Biotin 800 mcg: Supplement Facts rows against the market (DSLD label 326315, January 2026 release)
IngredientAmount% DVAmong products listing it
Biotin800 mcg2,667%Biotin in Biotin 800 mcg against 9,447 products800 mcg per serving; the middle half of products list 50 mcg to 300 mcg, the median 200 mcg.DV 30 mcg800 mcg

Higher than 84% of 9,447 products listing biotin (median 200 mcg).

Calciumas Calcium Carbonate, Dicalcium Phosphate88 mg7%Calcium in Biotin 800 mcg against 17,831 products88 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg88 mg

61% of 17,831 products listing calcium give more (median 115 mg).

Source: NIH ODS Dietary Supplement Label Database, label 326315 (entered February 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 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.

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: As a vitamin supplement, adults take one (1) tablet daily with any meal or as directed by a healthcare provider.
Warnings
Do not exceed recommended dosage.
Warning: Consult a healthcare provider prior to use if pregnant, nursing, on medications, have a medical condition or are planning a medical procedure.
Stop use and contact a physician if adverse reactions occur.
Keep out of reach of children.
Do not use if product appears to be tampered with or seal is broken.
Allergens and what it does not contain
No added sugar, yeast, preservatives, artificial flavors or colors
Gluten Free
Storage
Store at room temperature.

Source: label statements in DSLD label 326315.

What else is on the label?

Other ingredients: Cellulose, Maltodextrin, Croscarmellose Sodium, Stearic Acid, Magnesium Stearate, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Guaranteed Quality Laboratory Tested.

How many labels does Biotin 800 mcg have?

2 labels are on file under this name since September 24, 2019: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 326315 (current) Entered February 23, 2025 · on the market · 110 easy swallow tablets · UPC 7 40985 22881 4
  2. Label 206590 Entered September 24, 2019 · off the market July 18, 2023 · 110 easy swallow tablets · UPC 7 40985 22881 4

DSLD also links this label to: High Potency Biotin 800 mcg (image difference, same product).

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

Who makes it?

The label names 21st Century HealthCare, Inc. (manufacturer), Tempe, AZ. All 21st Century products.

Where next?