By dosage, the mean changes were: 500 mcg: 127% 750 mcg: 176% (single study) 1,000 mcg: 280% 1,500 mcg: 310% 2000 mcg: 260% 5,000 mcg: 62% While 1,500 mcg of vitamin B12 showed the highest average increase, the effect plateaued or declined at higher doses, suggesting a possible saturation of absorption pathways
Some practitioners suggest methylcobalamin for certain conditions, though robust comparative trials are lacking
Advantages: Usually less painful Easier for self-administration Smaller needle However, this technique may not be suitable for everyone
Before you roll up your sleeve, heres what you need to know
High-Strength Tablets: Standard tablets can also work, but only if your digestive system is healthy enough to properly absorb the nutrient
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