Vitamin B12 primarily comes from animal-based products, which makes those who follow vegetarian and vegan diets more likely to develop vitamin deficiency
Common stacks include pairing with MOTS-c for enhanced mitochondrial function and metabolic rate, combining with CJC-1295/Ipamorelin for complementary GH optimization and body recomposition, or using alongside 5-Amino-1MQ for additional metabolic pathway targeting
Then, we'll review your medical history, looking at things like your diet (especially if you're vegan or vegetarian), your age, any stomach or gut conditions, past surgeries, and even the medicines you take, like metformin or proton pump inhibitors, which can sometimes affect B12 levels
That storage is one reason people with a deficiency sometimes feel the benefit for a longer window than someone using shots for simple upkeep
Timeline and Expectations How quickly does a B12 injection work