THORNE Biotin (Vitamin B7) Supplement for Healthy Hair, Nails, Skin & Metabolism
Gluten-free labeling and third-party certification are present; lack of cross-contact specifics introduces some uncertainty for strict celiac patients.
As an Amazon Associate, Gluto earns from qualifying purchases. Prices and availability may change.
- Gluten-free, dairy-free, and soy-free labeling in product title
- Third-party certification mentioned
- High customer rating with many reviews
- Positive buyer experiences for hair and nails
- Capsules described as easy to swallow by some reviewers
- Premium price point for Biotin supplement
- Capsule size elicits mixed reactions
- Limited ingredient/dosage details in supplied data
- No explicit cross-contact facility information provided
Gluten safety details
Gluten-free labeling and third-party certification are present; lack of cross-contact specifics introduces some uncertainty for strict celiac patients.
What to expect
Biotin-based supplement labeled gluten-free, dairy-free, and soy-free, with a third-party certification noted by the product. Real-world results often include improvements in hair and nail appearance and growth, with some users reporting better tolerability when taken with meals. Cross-contact or facility details are not provided in the data.
- Hair health
- Nail health
- Skin health
- Metabolism support
- Nerve health
- Budget-conscious shoppers
- Consumers requiring explicit cross-contact facility documentation
The full guide
What this product is
THORNE Biotin (Vitamin B7) is a supplement sold in a 60-capsule bottle. The product claims gluten-free, dairy-free, and soy-free formulation and includes third-party certification. It is marketed for hair, nails, skin, metabolism, and nerve health, with customers frequently reporting improvements in hair and nails.
Gluten safety and certifications
The product is labeled gluten-free with a third-party certification noted. Cross-contact or facility details are not provided in the supplied data, which may be relevant for strict celiac concerns. For those who require rigorous cross-contact documentation, this information is not available here.
Capsules, usage, and practical notes
Capsules are described as easy to swallow by some reviewers. Some users report stomach discomfort if not taken with meals; dosage per capsule (mg) is not listed in the supplied data. The price is described as premium, and the data emphasize the gluten-free, dairy-free, and soy-free labeling.
What shoppers say
💚 People liked
Noticed improvements in hair and nails
Some users report new hair growth during use
Capsules are easy to swallow and feel of high quality
⚠ People flagged
Capsule size elicits mixed opinions (some prefer smaller, some larger)
Need to take with meals to minimize stomach discomfort for some users
Relatively high price compared to non-premium Biotin options
Key takeaways
- Check gluten-free labeling and third-party certification when selecting Biotin.
- Some users see improvements in hair and nails; some report new hair growth.
- Capsule size and price are common considerations; consider taking with meals to minimize stomach discomfort.
Evidence gaps for this product:
- Dosage per capsule (mg) not listed in supplied data
- No specific GF certification body beyond 'Third-Party Certified' mentioned
- Incomplete ingredient list beyond Biotin in provided data
- No explicit cross-contact/facility policy provided