When combining with sermorelin for systemic effects, subcutaneous injection is generally preferred because topical bioavailability through intact skin is limited, estimated at below 30% in most penetration studies
alternate supplement formulations of vitamin B 12 , such as methylcobalamin and hydroxycobalamin, have been suggested for this patient population
Published oral and intravenous research must not be treated as proof for community subcutaneous schedules
In summary, B12 therapy is a safe and effective option for individuals who may be experiencing B12 deficiency or who are seeking additional health benefits
Do not inject a vial that appears cloudy, shows visible particles, or has changed color unexpectedly
That said, I work primarily with Tailor Made Compounding given their utmost dedication to quality and efficacy