Megadoses of up to 2,000 mcg are considered safe in treating a B12 deficiency, but its best to avoid excessive amounts of any vitamins, especially when not needed
The recommended daily intake of niacin for lactation is ~17-20 mg, which is easily met by a normal diet
I think were all excited about the benefits of these things in the future, but gosh, I mean, the concept of the fact that you dont even know what youre buying and youre just getting this from a compound pharmacy with no regulation and no oversight, thats the scariest thing, because youre injecting this into your body
10.1161/01.STR.0000014619.59851.65 130
Typically, urine should be pale yellow, clear, and free of particles