








⚡ Elevate your energy & focus with the clean B12 boost you deserve!
Thorne Vitamin B12 delivers 1 mg of methylcobalamin per capsule, a highly absorbable form of B12 that supports blood cell function and healthy methylation. Made in the USA with a pure, allergen-free formula, it’s trusted by professional athletes and backed by Mayo Clinic research. Perfect for adults seeking a clean, effective daily supplement to enhance energy, cognitive health, and overall vitality.











| ASIN | B002BKW1YA |
| ASIN | B002BKW1YA |
| Amazon Bestseller | #38,519 in Health & Personal Care ( See Top 100 in Health & Personal Care ) #14 in Vitamin B12 Supplements |
| Color | Red |
| Country of Origin | USA |
| Customer Reviews | 4.8 4.8 out of 5 stars (3,291) |
| Date First Available | August 7, 2012 |
| Is Discontinued By Manufacturer | No |
| Item model number | B125 |
| Main Ingredients | Methyl B12 |
| Manufacturer | Thorne Research |
| Product Dimensions | 4.65 x 4.65 x 8.18 cm; 31.75 g |
| Product Dimensions | 4.65 x 4.65 x 8.18 cm; 31.75 g |
| Target Age Range Description | Adult |
| Target Gender | Unisex |
A**E
Good product
J**E
Thorne Vitamin B12 as Methylcobalamin is one of the best supplements I’ve used. The methylcobalamin form is easy to absorb and doesn’t upset my stomach like some other B12 products I’ve tried. I’ve noticed a real improvement in my energy levels and overall sense of well-being since I started taking it. The capsule is easy to swallow, and the quality feels premium — exactly what I expect from a reputable brand like Thorne. I also appreciate that it’s cleanly formulated without unnecessary fillers or additives. For anyone looking to support energy, cognitive health, or overall B-vitamin balance, this B12 supplement is a fantastic choice. Excellent efficacy and great value for what you get. Highly recommended!
A**.
★★★★★ I’m extremely happy with THORNE Vitamin B12 as Methylcobalamin! This supplement has become a staple in my daily routine. The methylcobalamin form feels more effective and bioavailable compared to other B12 products I’ve tried, and I’ve noticed a real boost in my energy and focus since I started taking it. The quality feels premium, and I appreciate that Thorne is a trusted brand with clean, well-absorbed formulations. It’s gentle on my stomach and easy to incorporate into my wellness routine. If you’re looking for a reliable B12 supplement that supports energy, mood, and overall well-being, this one is fantastic. Highly recommend! 💊✨
B**I
Good brand, good pills
A**R
The unregulated vitamin industry makes it hard to choose reliable supplements for sure. So I find this Thorne company, through my minor research and how I feel after using, seems to have a better quality product. For example, this Vitamin B12 that I am using for about two months may be why I am sleeping better and generally feeling noticeably good and improved. I also use their testosterone which deserves the same good recognition as I stated above. I am a 74 year old man trying to outsmart getting old.
Trustpilot
2 months ago
1 week ago