For example, a healthy person taking a 500 mcg oral B12 supplement will only absorb about 10 mcg
In rare cases, side effects like headaches, nausea, or skin rashes can occur due to additives in supplements or injections
In aesthetic practice, it is often incorporated into mesotherapy protocols and skin-support programs, where vitamin-based injectable solutions are used to complement broader treatment strategies focused on skin quality and metabolic support
Whilst B12 injections have a well-established clinical role in treating deficiency states such as pernicious anaemia, malabsorption syndromes, and certain dietary deficiencies, lipotropic injections lack the same evidence base and regulatory approval
Generally, the injections of vitamin B12 are considered safe when they are administered in a proper manner