Vitamin B12
Essential for energy, nerves, and red blood cells — worth supplementing for vegetarians and older adults, whose levels tend to run low.
Builds up to a steady level with regular use rather than clearing between doses.
Half-life
10.0 days
Typical dose
500 mcg
Track Vitamin B12 with your stack — free
Log it alongside your peptides, build it into protocols and reminders, and see what's active over time.
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