PlainVitamins

Biotin 8 mg

by Pure Encapsulations · capsule · 120 capsules

  • On the market (NIH)
  • UPC 7 66298 00680 2
  • DSLD label 293910
  • Serving 1 capsule
  • 120 servings

Biotin 8 mg by Pure Encapsulations lists one ingredient: 8,000 mcg of biotin per serving of 1 capsule. Its current label entered the NIH Dietary Supplement Label Database on July 18, 2023.

What is in Biotin 8 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).

Biotin 8 mg: Supplement Facts rows against the market (DSLD label 293910, January 2026 release)
IngredientAmount% DVAmong products listing it
Biotin8,000 mcg26,667%Biotin in Biotin 8 mg against 9,447 products8,000 mcg per serving; the middle half of products list 50 mcg to 300 mcg, the median 200 mcg.DV 30 mcg8,000 mcg

Higher than 97% of 9,447 products listing biotin (median 200 mcg). Per day at the most servings: 16,000 mcg.

Source: NIH ODS Dietary Supplement Label Database, label 293910 (entered July 18, 2023), 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?

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:

  • Its 8,000 mcg of biotin is higher than 97% of the 9,447 biotin products that print an amount; 265 list more.

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.

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
Recommendations: As a dietary supplement, take 1 capsule, 1-2 times daily, with a meal.
Warnings
Warning: Biotin may interfere with certain blood tests. Wait at least 8 hours between biotin consumption and blood testing. Inform your health professional about all biotin-containing supplements you are taking. Use only if safety seal is intact.
If you are pregnant or lactating, have any health condition or are taking any medication, consult your health professional before use.
Keep out of the reach of children.
Allergens and what it does not contain
Certified Gluten-Free by the Gluten-Free Certification Organization, www.gluten.org Gluten-free, Non-GMO & Hypoallergenic
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 293910.

What else is on the label?

Other ingredients: Plant Fiber, Cellulose, Water.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GFCO.org (Gluten-Free Certification Organization). Listed with: Certified gluten-free (GFCO) (a seal is the label's claim; the certifier's own list confirms it).

How many labels does Biotin 8 mg have?

7 labels are on file under this name since November 21, 2018: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 293910 (current) Entered July 18, 2023 · on the market · 120 capsules · UPC 7 66298 00680 2
  2. Label 245991 Entered March 25, 2021 · on the market · 60 capsules · UPC 7 66298 00681 9
  3. Label 245990 Entered March 25, 2021 · off the market July 21, 2022 · 120 capsules · UPC 7 66298 00680 2
  4. Label 219300 Entered May 22, 2020 · off the market March 15, 2020 · 60 capsules · UPC 7 66298 00681 9
  5. Label 204448 Entered August 23, 2019 · off the market December 16, 2020 · 60 capsules · UPC 7 66298 00681 9
  6. Label 183882 Entered November 21, 2018 · off the market December 16, 2020 · 120 capsules · UPC 7 66298 00680 2
  7. Label 183876 Entered November 21, 2018 · off the market January 23, 2018 · 120 capsules · UPC 7 66298 00680 2

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

Who makes it?

The label names Pure Encapsulations (manufacturer), Sudbury, MA. All Pure Encapsulations products.

Where next?