Coming Back to the Best
"This company has always been the best and what I like the most is the quality of your vitamins and supplements. Your B1 hands down is amazing I can tell the difference after trying different companies I always come back"
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B your best: Vitamin B1, also known as thiamine, is a water-soluble vitamin that supports cellular energy metabolism, nervous system health, menstrual discomfort, and mood.*
Thiamine (as Thiamine Mononitrate) (B-1), Whole Food Base (Whole Rice Concentrate including the Bran, Polishings and Germ, and Aloe Vera Gel), Vegetable Cellulose Capsule and Organic Rice Extract Blend.
Use only as directed. Take 1 VegCap daily with a meal or glass of water. Store in a cool, dry place.
⚠ WARNING: Reproductive Harm
See www.P65Warnings.ca.gov

Since 1973, Solaray has believed that what you put in your body should be proven, not promised.
We source our own raw materials and triple-test every lot.
We manufacture 95% of our products for full control.
15,000 tests per month verify ingredient potency and purity.^

In an industry where quality can vary widely, testing isn't just a step in the process. It is the process.
✅ Passed Testing for Heavy Metals**
Arsenic, cadmium, lead, mercury
✅ Passed Testing for Microbials**
Mold, yeast, coliform, e. Coli
✅ Passed Testing for Contaminants**
Gluten, ethylene oxide
✅ Passed Testing for Physical Properties
Moisture, color, disintegration, tap density, mesh 140, 20, and 60
**Most contaminants, heavy metals, and microbes are tested to ensure no more than 3 ppm.

Our production facility in Ogden, Utah is a GMP facility certified by NSF. We source and triple-test raw materials, make the majority of our products in-house, conduct stringent testing in our ISO-accredited lab, and distribute our own products to ensure quality and excellence in every bottle.
Disclaimer: The customer reviews and testimonials featured on this site reflect individual experiences and opinions. Results may vary and are not guaranteed. These statements have not been evaluated by the Food and Drug Administration (FDA). The content is not intended to diagnose, treat, cure, or prevent any disease. Always consult a qualified healthcare professional before starting any new supplement regimen or if you have concerns about your health.
Overall rating: 4.8333335 / 5 from 18 reviews.
Review topics: [].
"This company has always been the best and what I like the most is the quality of your vitamins and supplements. Your B1 hands down is amazing I can tell the difference after trying different companies I always come back"
— Georgina G. (5/5)
"I received my package yesterday satisfied no complaints. Thumbs up."
— LEN (5/5)
"Solaray is the only vitamin B-1 I have ever taken. I take it for the release of energy. It gives me. If only I could take one vitamin, it would be Vitamin B-1, because Attia says, “If only I could take one vitamin, it would “B” “Vitamin B-1. ”"
— John S. (5/5)
"Not obsessed with the mononitrate…"
— Sophie (3/5)
"Quality product"
— Faye K. (5/5)
"I take this product to help with neuropathy. My symptoms have improved dramatically since starting it."
— Carole A. (5/5)
"I first started purchasing Solaray from my local health food store. After they retired I began purchasing on line. They are great products."
— Kathryn T. (5/5)
"Good product, like that there are no additives or unnecessary chemicals in the product or the capsule"
— Stephanie L. (5/5)
"Love Solaray Vit B1!"
— Karen S. (5/5)
"I am happy with Soleray's Vit B1!"
— JULIE C. (5/5)
*These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.