Carlyle Vitamin B12 1000 mcg | 400 Tablets | Vegetarian
Our verdict
Carlyle Vitamin B12 1000 mcg | 400 Tablets | Vegetarian works out to $0.04 per serving of vitamin b12 (cobalamin), at 1000mcg per serving in tablet form. That puts it the cheapest quarter of the 143 vitamin b12 (cobalamin) products we can price per dose, where the typical serving costs $0.13, a Value Index of 3.3 where the median product is 1.0. One container lasts 400 days at the label dose of 1 serving a day, about $1.20 a month. We could not verify a third-party certification for Carlyle 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 Carlyle Vitamin B12 1000 mcg | 400 Tablets | Vegetarian cost?
- $0.04 per serving, which is 1000mcg of vitamin b12 (cobalamin) in tablet form, against a typical $0.13 across the 143 vitamin b12 (cobalamin) products we can price per dose, a Value Index of 3.3 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 Carlyle Vitamin B12 1000 mcg | 400 Tablets | Vegetarian last?
- 400 days at the label dose of 1 serving a day, which is about $1.20 a month.




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The silence is deafening
Lead with cost-per-dose, not vibes.