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b12 is still low with injections What are the benefits of injection? Sublingual B12 vs. B12 Injections: Oral vitamin B12 versus intramuscular vitamin B12 for vitamin B12 deficiency PMC How to judge the absorption of vitamin B12 Does anyone take b12 liquid form? If so how much? Or injection? Organic Vitamin B12 1000 mcg Sublingual Liquid Drops, Unflavored, 2 oz Methylcobalamin & Adenosylcobalamin, Bioactive Blend for Energy, Clarity & Focus, Vegan, Non GMO, For Adults, 1 Year+ Supply : Health & Household
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