NOW Foods Biotin 1,000 mcg, 100 Capsules

Benefits of Biotin Supplementation

Biotin (vitamin B7) is recognised for its role in maintaining normal skin, hair and nails. It also supports energy metabolism by helping the body convert food into usable energy. NOW Foods Biotin provides 1,000 mcg per capsule, a practicable dose for those looking to support these functions. As a water-soluble vitamin, it is easily absorbed and the body excretes any excess.*

Supports Normal Energy Metabolism and Nutrient Utilisation: Biotin acts as a coenzyme in reactions that metabolise fatty acids, amino acids and glucose. This makes it a valuable supplement for maintaining metabolic health and overall vitality.

Promotes Healthy Skin, Hair and Nails: Many people take biotin to improve the condition of their hair and nails. By contributing to the production of keratin, biotin helps maintain the structural integrity of these tissues. Regular use often results in stronger nails and healthier-looking hair.

Contributes to Normal Function of the Nervous System: Biotin is involved in nerve tissue function, helping to keep the nervous system working properly.

Quality Manufacturing: NOW Foods produces this supplement in facilities that adhere to Good Manufacturing Practise (GMP) standards. Their in-house laboratories are UKAS ISO/IEC 17025 accredited, ensuring rigorous testing for potency and purity.

*Biotin contributes to normal energy-yielding metabolism, normal function of the nervous system, normal skin and hair, and normal nutrient metabolism. These are recognised health claims authorised by the European Food Safety Authority (EFSA).

Food supplements should not be used as a substitute for a varied diet and healthy lifestyle. This product is not intended to diagnose, treat, or prevent any disease.

Frequently Asked Questions About Biotin

Does biotin really help hair growth? Biotin supports the production of keratin, a protein that forms hair, skin and nails. While it can improve strength and thickness in individuals with low biotin levels, it is not a treatment for hair loss in all cases.

Can I take biotin on an empty stomach? Biotin is water-soluble and can be taken with or without food. However, taking it with a meal that contains some fat may enhance absorption.

How long does it take to see results? Results vary, but many users notice improvements in nail strength within a few weeks and changes in hair texture after two to three months of consistent use.

Is 1,000 mcg enough for hair and nails? For many individuals, 1,000 mcg daily is sufficient to support healthy hair and nails. Higher doses are available, but there is no strong evidence that amounts above 2,500 mcg provide additional benefits for everyone.

How Much Biotin Should You Take? Dosage Guide

The reference nutrient intake (RNI) for biotin in the UK is 30 mcg per day for adults, which is usually met through a balanced diet. However, higher doses are popular for supporting hair, skin and nail health. NOW Foods Biotin delivers 1,000 mcg per capsule, a moderate dose that fits easily into most supplement routines. For best results, take one capsule daily with a meal. If you are considering higher doses (e.g., 5,000–10,000 mcg), consult your health care professional, as research on optimal dosing for cosmetic benefits is still evolving.

Choosing a Quality Biotin Supplement

Form and Purity: NOW Foods Biotin contains d-biotin, the naturally occurring bioavailable form, in a vegetarian capsule. It is free from common allergens such as gluten, soya and dairy. Look for supplements that are non-GM and verified by third-party testing to ensure quality.

Dosage: While gummies are popular, capsules offer precise dosing without added sugars. A 1,000 mcg capsule is a versatile starting point for most adults.

Brand Reputation: NOW Foods has been a trusted name in natural products since 1968. Their commitment to quality manufacturing and transparency makes them a reliable choice for dietary supplements.

Are There Any Side Effects or Interactions?

Biotin is generally well tolerated, even at high doses, as the body excretes any excess in urine. However, very high intakes (e.g., 10,000 mcg or more) may cause mild digestive upset or skin reactions in sensitive individuals. Biotin can also interfere with certain lab tests, such as thyroid hormone levels, so inform your doctor if you are taking biotin supplements. If you are on medication, especially anticonvulsants, consult your health care provider before starting supplementation.

What Is Biotin and Why Is It Important?

Biotin, also known as vitamin B7, is a water-soluble B vitamin that plays a vital role in converting food into energy. It acts as a coenzyme in the metabolism of fatty acids, amino acids and glucose, making it essential for normal growth and bodily function. While biotin deficiency is rare in healthy individuals, supplementation can support those with specific needs, such as promoting healthy hair, skin and nails. NOW Foods Biotin provides 1,000 mcg per capsule—a convenient dose for daily use.