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Lowers a signaling protein (TGF-1) and reduces cell stress (measured by an antioxidant enzyme called SOD), both of which contribute to hair follicles shrinking due to the hormone DHT

Its also important to remember that unnecessary B12 shots, or using them without a clear medical reason, will not boost your health and may lead to unnecessary costs or discomfort

Conditions like Crohn's and celiac disease, along with past surgeries involving the stomach or small intestine, can each get in the way of how well you take up B12

These injections can be painful, as the vitamin is injected under the skin (subcutaneously) or into a muscle (intramuscularly)

B12 injections can enhance red blood cell production, oxygen delivery, and metabolism, all of which support stamina, recovery, and endurance

Intravenous B12 therapy is used in certain cases