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PMID 38378698

Roux-en-Y gastric bypass surgery (RYGB) but not sleeve gastric bypass surgery or gastric banding, increases the risk of vitamin B 12 deficiency and requires preventive post-operative treatment with either injected or high-dose oral supplementation

Both tesamorelin and ipamorelin are administered through subcutaneous injections, which are done into the layer of fat just beneath your skin

The Injection: The shot is given intramuscularly, usually in the upper arm (deltoid) or thigh (vastus lateralis)

In people with lighter skin tones, the result is often pale, translucent scars that are lighter than your natural skin tone