No known drug interactions for the matched ingredients — not a guarantee none exist. Check your meds →
Dietary supplement

Biotin 1% (Vitamin B7) Ingredients & Drug Interactions

by BulkSupplements.com

Biotin 1% (Vitamin B7) label
See full label image
Powder Category: Vitamin
No known interaction
Clinical methodology reviewed by · Updated Sep 16, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Biotin 1% (Vitamin B7) against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.

Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy

The interaction bottom line No known interaction

Biotin 1% (Vitamin B7) is a dietary supplement by BulkSupplements.com with 1 active ingredient. Its ingredients are commonly taken for hair growth and thinning hair, brittle nails, skin health.We don’t currently list a known drug interaction for its mapped ingredients — but that doesn’t guarantee none exist, so always confirm with your pharmacist.

Jump to a section

HelloPharmacist Scorecard of Biotin 1% (Vitamin B7) by BulkSupplements.com

Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.

From our pharmacy team — supplement deep dive

Generated from HelloPharmacist’s pharmacist-curated databases and editorial rules · Last generated Jul 16, 2026

What’s inside

Full disclosure
Ingredient Transparency · database check
Full

Every active ingredient lists its own amount on the label.

Why this rating?
  • The label discloses an exact amount for 1 of its 1 active ingredient.
  • No proprietary blends here — you can verify the dose of every single component.

This product contains one active ingredient: Vitamin B7 (biotin), a B-complex vitamin your body needs to convert food into energy and maintain healthy skin, hair, and nails. The powder form delivers biotin without unnecessary additives — the only inactive ingredient listed is dicalcium phosphate, a common binding agent.

Does it work?

Strong evidence
Evidence for Intended Use · database check
By FDA rules, dietary supplements can’t claim to treat, cure, or prevent disease — so labels speak in careful marketing language. We discern each product’s intended use from its name, label claims, and label statements, then grade the clinical evidence for that use. How these ratings are computed

This product doesn't appear to be marketed for a specific use, so we graded Biotin's overall clinical evidence instead.

Strong

Strong clinical evidence supports Biotin for:

Why this rating?
  • We looked at the product name, claims, and label statements and couldn't find a stated purpose to grade.
  • Since the label doesn't commit to one use, we graded the ingredient's overall clinical evidence instead.
  • On file: Biotin deficiency — rated "Likely Effective" (Natural Medicines).

Biotin is likely effective for treating biotin deficiency, which can occur in certain medical conditions or with long-term dialysis. For other uses — multiple sclerosis, seborrheic dermatitis (a flaky scalp condition), and hair loss (alopecia areata) — the evidence we hold shows it's either possibly ineffective or too thin to rate reliably.

The evidence, ingredient by ingredient Biotin

How safe is it?

Well-documented data
Safety Information · database check
Well characterized

Adverse-effect, pregnancy, and general safety data are on file for most of these ingredients.

Why this rating?
  • We hold adverse-effect (side-effect) data for 1 of the 1 matched ingredient.
  • Pregnancy & breastfeeding safety ratings cover 1 of 1.
  • General safety write-ups exist for 1 of 1.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

Biotin is generally well tolerated, even at fairly high doses, because your body excretes excess amounts in urine. High-dose biotin has rarely been linked to mild diarrhea in isolated cases.

One uncommon case report describes a patient who developed chest inflammation after taking high-dose biotin alongside other supplements and medications, but whether biotin was the cause remains unclear. The safety data advises checking with your doctor before taking high-dose supplements, especially if you're already on prescription medications.

Side effects, ingredient by ingredient Biotin

Meds to double-check

No known interactions
Known Interaction Concern · database check
No known interactions

No medication interactions are currently documented for the matched ingredients — that isn't a guarantee none exist.

Why this rating?
  • None of the 1 matched ingredient has a documented medication interaction on file.

No interactions are documented for the ingredient we could check in this product.

The bottom line

Scorecard at a glanceFully disclosed formula with strong clinical evidence behind its ingredients' uses. No medication interactions are currently documented, and safety information is well characterized.

This product makes sense if you have a diagnosed biotin deficiency or want to supplement for hair, skin, and nail health — though evidence for those last two uses is limited. If you're pregnant or breastfeeding, normal amounts from food and prenatal vitamins are fine, but talk with your doctor before taking high-dose supplements.

Clear any new supplement with your own pharmacist or doctor, particularly if you take other medications regularly.

Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI

Assessment coverage: 1 of 1 active ingredient matched to our full ingredient reviews (monographs). Based on the product label dated Mar 22, 2024.

This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed

At a glance

General information

Key facts about Biotin 1% (Vitamin B7), straight from the product label.

Brand BulkSupplements.com
Barcode (UPC) X000J41BLP
Net contents 500 Gram(s); 17.6 Ounce(s)
Market status On market
Date entered into DSLD Mar 22, 2024
DSLD ID 311155
Product type Vitamin
Supplement form Powder
Dietary claims / uses Nutrient, All Other, Structure/Function
Intended target group(s) Adult (18 - 50 Years), Gluten Free, Dairy Free, Sugar Free
From the label
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.

Supplement Facts

The label details for Biotin 1% (Vitamin B7) by BulkSupplements.com, sourced from the NIH Dietary Supplement Label Database.

Supplement Facts

Daily Value (DV) Target Group(s):
Adults and children 4 or more years of age
Minimum serving Sizes:
1000 mg
Maximum serving Sizes:
1000 mg
Servings per container
500
UPC/BARCODE
X000J41BLP
IngredientAmount% DV
Vitamin B710 mg33333.33%

Other ingredients: Dicalcium Phosphate

Tap any ingredient to jump to its full detail below.

Label statements
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
Brand IP Statement(s)

BulkSupplements.com Clean & pure bulk supplements

Formulation

Free of: Soy, dairy, yeast, gluten, sugars

Suggested/Recommended/Usage/Directions

Suggested use: As a dietary supplement, take 1000 mg daily, or as directed by a physician.

General Statements

Use an accurate milligram scale.

New

Storage

Contents are sold by weight, not volume. Settling may occur. Store in a dry, cool place.

FDA Disclaimer Statement

Warning: This product is not intended to diagnose, treat, cure, or prevent any disease.

Precautions

Always consult a physician before taking any dietary supplement.

Keep out of reach of children.

Formula

Biotin 1% (Vitamin B7) Powder

Is this label outdated? Report a formula or label change and our pharmacy team will review it.

See for yourself

Biotin 1% (Vitamin B7) by BulkSupplements.com label

The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.

Biotin 1% (Vitamin B7) label

Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.

View the full label (PDF)
What’s inside

The Ingredients in Biotin 1% (Vitamin B7) by BulkSupplements.com

This is the 1 active ingredient this product is made of. Select it to open its full monograph.

Serving size1000 mg Dosage formPowder Servings per container500 Amounts shown are per serving.

Vitamin B7

No known
interactions
10 mg per serving Form: Biotin

Biotin (vitamin B7) is a water-soluble vitamin your body needs to turn food into energy and to support healthy hair, skin, and nails. Most people get...

Vitamin B7 monograph & interactions

Other (inactive) ingredients: Dicalcium Phosphate. These complete the product’s ingredient list but are not active constituents.

Interaction report

Biotin 1% (Vitamin B7) by BulkSupplements.com Drug Interactions

We don’t currently list any known drug interactions for the mapped ingredients in Biotin 1% (Vitamin B7). This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.

The maker

Brand information

Manufacturer and brand details for Biotin 1% (Vitamin B7), from the product label.

BulkSupplements.com

See all BulkSupplements.com products
Name
BulkSupplements.com
Street Address
7511 Eastgate Rd
City
Henderson
State
NV
ZipCode
89011
Web Address
BulkSupplements.com
Pharmacist Counseling Corner

Biotin 1% (Vitamin B7) by BulkSupplements.com: Common Questions

Does Biotin 1% (Vitamin B7) by BulkSupplements.com interact with any medications?
We do not currently list a known interaction for the mapped ingredients in Biotin 1% (Vitamin B7). This does not guarantee none exist, so confirm with your pharmacist.
How can one product interact with so many drugs?
Biotin 1% (Vitamin B7) contains a single active ingredient, and that one ingredient can interact with many different medications on its own. We check it against each medication and show the mechanism responsible.
Where does this information come from?
The product label data comes from the NIH Dietary Supplement Label Database (DSLD); the interaction data is built on the Natural Medicines database and reviewed by HelloPharmacist pharmacists.
Will biotin help my hair grow or improve my skin?
The evidence we hold shows biotin is possibly ineffective for seborrheic dermatitis (a flaky scalp condition), and there isn't enough reliable evidence to rate it for hair loss. If you're interested in biotin for these uses, talk it over with your doctor — they may suggest trying it anyway or recommend something else based on your situation.
Is this safe to take every day?
Yes, biotin is generally well tolerated at regular doses because your body gets rid of excess in your urine. If you're taking high-dose supplements, check with your doctor first, especially if you're on other medications or have a medical condition.
Can I take this while pregnant or breastfeeding?
Normal amounts of biotin from food and prenatal vitamins are considered likely safe during pregnancy and lactation. Before taking a high-dose supplement, talk with your doctor or midwife to make sure it's right for you.
What does this powder contain besides biotin?
The only inactive ingredient is dicalcium phosphate, a binding agent. Everything else in the container is the active vitamin B7.
Can biotin cause side effects?
High-dose biotin has rarely caused mild diarrhea in a small number of people. One uncommon case linked it to chest inflammation, but whether biotin was actually responsible is unclear — no similar cases have been reported since.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Not sure if Biotin 1% (Vitamin B7) is safe with your meds?

Our pharmacists answer your medication & supplement questions — free.

Ask a pharmacist

Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.

Biotin 1% (Vitamin B7) label
Go deeper

The Full Monographs Behind Biotin 1% (Vitamin B7)’s Ingredients

Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.

Herb & supplement monograph

Biotin

Biotin (vitamin B7) is a water-soluble vitamin your body needs to turn food into energy and to support healthy hair, skin, and nails. Most people get plenty from a normal diet, and true defi...

Read the full Biotin monograph →
Sources

Sources & How We Checked

Biotin 1% (Vitamin B7)'s label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.

The 4 references behind this product’s interaction data

Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.

Biotin 4 references
  1. Debourdeau PM, Djezzar S, Estival JL, et al. Life-threatening eosinophilic pleuropericardial effusion related to vitamins B5 and H. Ann Pharmacother 2001;35:424-6. DOI
  2. Food and Nutrition Board, Institute of Medicine. Dietary Reference Intakes for Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline (2000). Washington, DC: National Academy Press, 2000. Available at: http://b
  3. Mock DM, Quirk JG, Mock NI. Marginal biotin deficiency during normal pregnancy. Am J Clin Nutr 2002;75:295-9. PubMed
  4. Sedel F, Papeix C, Bellanger A, Touitou V, Lebrun-Frenay C, Galanaud D, et al. High doses of biotin in chronic progressive multiple sclerosis: a pilot study.Mult Scler Relat Disord. 2015;4(2):159-69. doi: 10.1016/j.msard.2015.01.005. PubMed

See these in context on the Biotin monograph →

Parts of this content are provided by the Therapeutic Research Center, LLC.

DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.

© 2021 Therapeutic Research Center, LLC

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