is oral b12 as effective as injections Efficacy of different routes of vitamin supplementation for the treatment of patients with vitamin B12 deficiency: A systematic review and network meta-analysis The Truth About B12 Injections:
Description
How this works is that the insulin response from eating carbs enhances the uptake of amino acids into muscle, which increases their anabolic effects

Jobe Watson Jobe Watson (born 8 February 1985) is a former professional Australian rules footballer who played for the Essendon Football Club in the Australian Football League (AFL)

MIC B12 injections are not a standalone solution for significant weight loss

Regarding increasing vitamin B12 levels, the IM route ranked first, followed by the SL route (MD = 94.09 and 43.31 pg/mL, respectively) compared to the oral route

(85 g) provides 2500% of the DV (22,23)

During the procedure, you will feel the sensation of heat on treated areas as the radio frequencies target specific areas of the skin