Vitamins
An active form of vitamin B12.
Serving range
100 mcg – 5 mgper serving
Typical starting point: 1 mg
Available formats
Capsules
Available in capsule blends.
Dietary
Part of the reviewed catalog — every ingredient is checked for identity, regulatory status, quality documentation, and manufacturability before it can appear in the builder. Our ingredient standards →
The builder
Pick your amount and combine it with anything else in the catalog — checked live as you build.
Build with this ingredient