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Metabolic pathways: B12 is a cofactor in two critical reactions: Methylmalonyl-CoA mutase: Converts methylmalonyl CoA (from odd-chain fatty acids and some amino acids) into succinyl-CoA, which enters the Krebs (TCA) cycle to make ATP (cellular energy)
Both are manageable with a single syringe
If BPC-157 restores testicular blood flow or reduces inflammatory damage from varicocele or trauma, spermatogenesis may enhance
Can B12 injections cause fatigue initially
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