Source Naturals Vitamin B-1 Thiamin 500mg - High Potency, 100% Pure - 50 Tablets






Key features
- •B-1 is intimately involved in many aspects of nerve health and function. Once in the body, B-1 is activated to a co-enzyme form necessary for energy production and the formation of acetylcholine, a major neurotransmitter.
- •Suggested Use: 1 tablet daily.
- •Allergies: Suitable for vegetarians. Contains no yeast, dairy, egg, gluten, soy or wheat. Contains no sugar, starch, preservatives, or artificial color, flavor or fragrance.
- •Over 40 Years of Trust. Source Naturals was created in 1982 by CEO Ira Goldberg to support everyone's potential to enjoy optimal health.
- •Manufactured in the USA. Manufactured in Scotts Valley, CA, under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration (FDA).
Source Naturals Vitamin B-1 Thiamin 500mg - High Potency, 100% Pure - 50 Tablets
List Price: $18.06$16.25DEALYou Save: $1.81 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 22, 2026In Stock (2)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection







