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Description
5-Amino-1MQ injection should be administered subcutaneously (under the skin) using a 29-31 gauge insulin syringe

By itself, B12 will generally NOT help with weight loss
Sanz-Cuesta T, Escortell-Mayor E, Cura-Gonzalez I et al (2020) Oral versus intramuscular administration of vitamin B12 for vitamin B12 deficiency in primary care: a pragmatic, randomized, non-inferiority clinical trial (OB12)

For example: Certain antibiotics (such as chloramphenicol) may reduce the effectiveness of B12 therapy
