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Intramuscular Vitamin B-12 Injections Also called shots, intramuscular vitamin B12 injections are a common and effective way to treat a deficiency

Toshifuji J, Katsumata T, Takikawa H, Sakakibara T, Shimizu I

Supplementing with vitamin B12 is common because deficiency is widespread

Strictly along lash line upper and lower lids