- THE 3-KEY FORMULA MOST BIOTIN SUPPLEMENTS ARE MISSING: Most biotin supplements only provide Vitamin B7. Dr. Martin's Nutrition combines 10,000 mcg Biotin with Vitamin D3 and Vitamin E to create our complete 3-Key Formula. Three essential nutrients working together to support healthy hair, healthy skin, and strong nails—all in one easy daily capsule.
- SUPPORTS HEALTHY, FULLER-LOOKING HAIR: Biotin helps support keratin production, the protein that makes up your hair. Vitamin D3 supports healthy hair follicles, while Vitamin E provides antioxidant support for a healthy scalp. Together, they help maintain healthy, beautiful-looking hair as part of your daily routine. It also protects against oxidative stress and improve blood flow in the scalp to ensure that the right nutrients are received preventing dryness and flakiness.
- SUPPORTS HEALTHY, RADIANT SKIN: Our 3-Key Formula combines 10,000 mcg Biotin with Vitamins D3 & E to support healthy skin from within. Biotin helps maintain healthy skin, while Vitamin E provides antioxidant support and Vitamin D3 contributes to overall skin health as part of your daily wellness routine.
- HEALTHIER NAILS: Biotin promotes nail strength, reduces brittleness, and supports the overall integrity of the nails. It promotes healthy cell growth and aids in the metabolism of protein-building amino acids that are essential for nail growth. Biotin supports nail firmness, hardness, and thickness.
- 180-DAY SUPPLY ONE EASY CAPSULE DAILY: One bottle provides 180 vegetarian capsules—up to six months of daily support. Easy to swallow with no sugary gummies or multiple bottles. Backed by Dr. Martin's Nutrition's 100% Satisfaction Guarantee.
- PREMIUM QUALITY YOU CAN TRUST: Made in the USA with globally sourced ingredients in an FDA-registered, GMP-certified facility. Our formula is carefully manufactured under rigorous quality standards and backed by our 100% Satisfaction Guarantee.

