bac water for hcg (Human chorionic gonadotropin): Uses, FAQs, Warnings & More HCG — 10000IU | Peak
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PMCID: PMC8332470

Kashyap S, Gowda P, Pasanna RM, et al

Nutrient experts such as Dr Bodo Kuklinski therefore recommend taking biotin as part of a vitamin B12 therapy: Vitamin B12 has no effect without an accompanying biotin intake [] Under vitamin B12 therapy, the need for biotin increases, and if not supplemented, skin problems, brittle hair and nails as well as spots occur

In most cases, no

B12 injections can administered subcutaneously (under the skin) or intramuscularly (into a muscle)
