If I understand rightly you haven't an absorption problem.So once on supplements or a richer B12 diet you can store and utilise b12 from your liver
Recombinant Type XVII Collagen Promotes Hair Growth by Activating the Wnt/-Catenin and SHH/GLI Signaling Pathways
While both compounds have distinct originsBPC-157 as a pentadecapeptide derived from a gastric protein fragment, and TB-500 as a synthetic analogue of thymosin beta-4they share overlapping potential in promoting wound healing, angiogenesis, and anti-inflammatory activity.Individually, BPC-157 has been explored for its influence on joint, tendon, muscle, and nerve repair, while TB-500 research has emphasized effects on cellular migration, tissue remodeling, neurological recovery, and cardiovascular resilience

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