US$ 21.83
injectable b12 otc Vitamin Injection or subcutaneously 300 ea
Description
Given the many unknowns with high dose folic acid supplementation, particularly unmetabolized folic acid (as covered in my folate article), Im not able to draw any strong conclusions here

Meningococcal Vaccines The CDC recommends children receive their first MenACWY meningococcal vaccine between the ages of 11 and 12 and a second one at age 16

Feng, C

No systemic copper toxicity at standard doses (Pickart & Margolina, 2018)