MASON NATURAL Vitamin B,1 Thiamine 250 mg
Amazon.comPosted 4 months ago
Our verdict
MASON NATURAL Vitamin B,1 Thiamine 250 mg works out to $0.08 per serving of vitamin b1 (thiamine), at 250mg per serving in tablet form. That puts it the cheapest quarter of the 59 vitamin b1 (thiamine) products we can price per dose, where the typical serving costs $0.14, a Value Index of 1.8 where the median product is 1.0. One container lasts 100 days at the label dose of 1 serving a day, about $2.35 a month. We could not verify a third-party certification for MASON NATURAL in a public registry. Worked out from the current retail price as of 2026-11-13; confirm the live price on Amazon.com before buying.
Questions about this product
- How much does one serving of MASON NATURAL Vitamin B,1 Thiamine 250 mg cost?
- $0.08 per serving, which is 250mg of vitamin b1 (thiamine) in tablet form, against a typical $0.14 across the 59 vitamin b1 (thiamine) products we can price per dose, a Value Index of 1.8 where the median product is 1.0. Worked out from the current retail price as of 2026-11-13, not the sticker price.
- How long does one container of MASON NATURAL Vitamin B,1 Thiamine 250 mg last?
- 100 days at the label dose of 1 serving a day, which is about $2.35 a month.
- Is MASON NATURAL third-party tested?
- We could not verify a certification for MASON NATURAL in the USP, NSF or Informed-Sport public registries. We do not count a "lab tested" claim printed on a label as third-party testing, and an uncertified brand is not automatically worse.
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The silence is deafening
Lead with cost-per-dose, not vibes.