B12 injections are typically administered intramuscularly (into the muscle) by a healthcare professional
PMID 31193945
[] A study involving immunosuppressed mice xenografted with human PCa cells demonstrated that diets supplemented with lycopene effectively suppressed the tumors growth
Physical Condition and Maintenance Contains Biotin, which supports healthy skin, hair, hooves, and feathers May assist in accelerating feather replacement in birds Helps maintain strong manes and hoof integrity in horses Composition (Per 1 mL) According to the manufacturer, each mL contains: Cyanocobalamin (Vitamin B12) 2,500 mcg Hydroxocobalamin 3,000 mcg Vitamin B15 1,250 mcg Biotin (Vitamin H) 50 mcg Synthetic Liver Extract 4% (v/v) Dosage and Administration Route of Administration: Intramuscular (IM) or Subcutaneous (SC) injection
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Wolters Kluwer Health, Philadelphia Gonzlez-Cruz AO, Hernndez-Jurez J, Ramrez-Cabrera MA, Balderas-Rentera I, Arredondo-Espinoza E (2022) Peptide-based drug-delivery systems: a new hope for improving cancer therapy