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Generally, I suggest 1 B12 shot weekly for 6 weeks to build it up in the system

Metabolic vitamin B 12 deficiency: a missed opportunity to prevent dementia and stroke Nutr Res 2016;36:109-16

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Where should I go next after reading this BPC-157 / TB-500 Blend guide

10.3389/fimmu.2020.00583 Front Immunol

It binds to ghrelin receptors located in both the hypothalamus and pituitary gland, initiating a natural pulsatile secretion pattern of growth hormone
