NOW Foods Vitamin B-100

Thiamin (from Thiamin HCl) (Vitamin B-1), Riboflavin (Vitamin B-2), Niacin (Vitamin B-3) (as Niacinamide), Vitamin B-6 (from Pyridoxine HCl), Folate (400 mcg folic acid), Vitamin B-12 (as Cyanocobalamin), Biotin, Pantothenic Acid (from Calcium Pantothenate), Choline (from Choline Bitartrate), Inositol, PABA (para-aminobenzoic acid)

United Kingdom & Rest of the World Shipping Details:
Same day dispatch for orders placed by 2pm (Orders after 2pm dispatched next working day).

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 14 days in the same original and unopened packaging. Subject to T&C's.

Welzo is a UK-based health platform. Orders ship from the UK.

Take 1 capsule daily with a meal. Store in a cool, dry place after opening. For adults only. Consult a physician if pregnant/nursing, taking medication, or have a medical condition. Keep out of reach of children. This product contains Biotin which may interfere with some blood test results.

Please consult the product packaging for accurate instructions on how to use the product.

*Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

The main ingredient is: Vitamin B1 (Thiamin)

Thiamin is a water-soluble vitamin that helps power energy metabolism and nervous system function.

This form is a standard dietary thiamin used in B-complex supplements to support normal metabolic processes and overall nutrient balance.

What Does Vitamin B1 Do?

Vitamin B1 contributes to energy production by helping convert carbohydrates into usable cellular energy and is involved in supporting nervous system function, neurotransmitter synthesis, and maintenance of healthy homocysteine levels as part of wider B-complex activity.

In everyday physiology, B vitamins participate in energy metabolism and support brain and nerve system function as recognised in EFSA-style guidance.

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

Why NOW Foods Vitamin B-100 earns Welzo selection

NOW Foods has a long-standing heritage dating back to 1968, built on family ownership and a reputation for quality, transparency and consumer trust. This brand is recognised for rigorous testing, clear labeling and a commitment to purity, with features like GMP certification and third-party audits that underpin its quality standards. NOW Foods is non-GMO, Kosher and suitable for vegetarians, reinforcing its reputation for reliability across diverse customers. Welzo’s team of healthcare professionals checks brands like NOW Foods to ensure alignment with our safety and quality expectations, and you can learn more about our evaluation process from Welzo's healthcare professionals. For how we verify ingredient quality, we rely on our dedicated standards page at how we verify ingredient quality.

This brand is delivering a high-potency B-complex formula that supports energy metabolism and nervous system function, with a complete B-vitamin profile ideal for daily support. The product fit completes NOW Foods’ quality framework, ensuring consistent potency and bioavailability for this supplement category. Our selection mirrors a rigorous brand evaluation process and a trusted partnership with NOW Foods, chosen for reliability, transparency and manufacturing excellence.