b12 injection form Vitamin B-12 - Mobile and Clinic IV Therapy — ASAP IVs B!2 Inject Kit: Package Insert
Description
Symptoms of low vitamin levels include fatigue, weakness, nausea, and constipation

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Available from: Krupa KN, Fritz K, Parmar M

Folic acid plays a role in the synthesis and repair of DNA and RNA as well as the growth of healthy cells

Herein it is hypothesized that excessive intake of folic acid depletes serum holotranscobalamin, thereby decreasing active vitamin B-12 in the circulation and limiting its availability for tissues

However, it is important to note that not all B12 supplements are the same
