Biotin 300 mcg Ingredients & Drug Interactions
What is this page for?
First and foremost: checking Biotin 300 mcg 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
Biotin 300 mcg is a dietary supplement by Natural Factors 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.
HelloPharmacist Scorecard of Biotin 300 mcg by Natural Factors
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.
What’s inside
Full disclosure
This product contains one active ingredient: biotin, a B vitamin at a dose of 300 micrograms per tablet. Biotin supports energy metabolism and healthy hair, skin, and nails.
The remaining ingredients — microcrystalline cellulose and magnesium stearate — are inactive fillers and binders that help form and stabilize the tablet.
Does it work?
Not established
Biotin is likely effective for biotin deficiency itself. For other uses — including multiple sclerosis, seborrheic dermatitis (a scalp condition), and hair loss (alopecia areata) — the evidence doesn't support it.
Biotin has insufficient reliable evidence for alopecia areata, and it's possibly ineffective for both MS and seborrheic dermatitis.
How safe is it?
Well-documented data
Biotin is generally well tolerated, even at higher doses, because your body removes excess amounts through urine. At very high doses — much higher than the 300 mcg in this product — mild diarrhea has been rarely reported.
One isolated case report linked a much larger dose of biotin (10 mg daily, not this dose) combined with pantothenic acid to a serious lung and heart inflammation, but it's unclear whether biotin was responsible, and no similar cases have been reported since. Biotin is rated likely safe in pregnancy and lactation; normal dietary and supplement amounts are considered appropriate.
Meds to double-check
No known interactions
No interactions are documented in our data for the ingredients we could check. Even so, talk with your own doctor or pharmacist before starting this product.
The bottom line
Scorecard at a glanceFully disclosed formula with no established evidence rating for its marketed use. No medication interactions are currently documented, and safety information is well characterized.
If you have biotin deficiency, this dose can help restore normal levels. If you're taking it for hair, skin, or nails, or for a neurological condition like MS, the evidence doesn't support that use.
This product doesn't interact with medications we have data for, but talk with your doctor or pharmacist before starting it — especially if you're pregnant, breastfeeding, or considering a high-dose biotin supplement.
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 May 22, 2020.
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
General information
Key facts about Biotin 300 mcg, straight from the product label.
| Brand | Natural Factors |
|---|---|
| Barcode (UPC) | 068958012605 |
| Net contents | 90 Tablet(s) |
| Market status | On market |
| Date entered into DSLD | May 22, 2020 |
| DSLD ID | 220267 |
| Product type | Vitamin |
| Supplement form | Tablet Or Pill |
| Dietary claims / uses | Nutrient, All Other, Structure/Function |
| Intended target group(s) | Vegan, Vegetarian, Adult (18 - 50 Years), Gluten Free, Dairy Free, Sugar Free |
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 300 mcg by Natural Factors, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Biotin | 300 mcg | 1000% |
Other ingredients: Microcrystalline Cellulose, Magnesium Stearate
Tap any ingredient to jump to its full detail below.
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.
Seals/Symbols
isura Non-GMO - Mass Spec Documentation Lab tested
Purity & Potency Guaranteed
Suggested/Recommended/Usage/Directions
Suggested Usage: 1 tablet per day or as directed by a health professional.
Precautions
Cautions: As with any supplement, consult your health professional before use if you are pregnant, breastfeeding, or trying to conceive, or if you are taking medication, have a medical condition, or anticipate a surgery.
Keep out of the reach of children.
Sealed for your protection. Do not use if seal is broken.
Formula
Biotin (vitamin B7) is essential to the metabolism of carbohydrates and fats, and aids in the production and utilization of amino acids. Biotin supplementation has been shown to increase the strength of nails and promote healthy hair.
Formulation
Manufactured by Natural Factors to ensure safety and potency in accordance with Good Manufacturing Practices (GMP) of the FDA and Health Canada.
Contains no artificial colors, preservatives, or sweeteners; no dairy, starch, sugar, wheat, gluten, yeast, soy, corn, egg, fish, shellfish, animal products, salt, tree nuts, or GMOs.
Suitable for vegetarians/vegans.
Promotes healthy hair & nails
Storage
For freshness, store in a cool, dry place.
FDA Disclaimer Statement
This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
General Statements
Product of Canada Recyclable container and label.
FDA Statement of Identity
Dietary Supplement
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Biotin 300 mcg by Natural Factors label
The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.
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)The Ingredients in Biotin 300 mcg by Natural Factors
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size1 Tablet(s) Dosage formTablet Or Pill Amounts shown are per serving.
Biotin
No knowninteractions
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...
Biotin monograph & interactionsOther (inactive) ingredients: Microcrystalline Cellulose, Magnesium Stearate. These complete the product’s ingredient list but are not active constituents.
Biotin 300 mcg by Natural Factors Drug Interactions
We don’t currently list any known drug interactions for the mapped ingredients in Biotin 300 mcg. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.
Brand information
Manufacturer and brand details for Biotin 300 mcg, from the product label.
Biotin 300 mcg by Natural Factors: Common Questions
Does Biotin 300 mcg by Natural Factors interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
Is biotin safe to take during pregnancy or while breastfeeding?
Will biotin help my hair grow or improve my skin?
Can I take a much higher dose of biotin if a little is good?
What is biotin, and what does it do?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Biotin 300 mcg is safe with your meds?
Our pharmacists answer your medication & supplement questions — free.
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.
The Full Monographs Behind Biotin 300 mcg’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
Biotin 300 mcg'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.
- NIH Dietary Supplement Label Database (DSLD) — The official product label on file for this supplement.
- Natural Medicines (Therapeutic Research Center) — Evidence-graded clinical reference behind the ingredient interaction data.
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
- 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
- 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
- Mock DM, Quirk JG, Mock NI. Marginal biotin deficiency during normal pregnancy. Am J Clin Nutr 2002;75:295-9. PubMed
- 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
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