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Description
Mechanism: B12 is a cofactor for blood cell production and energy-yielding metabolism

While both injections and nasal spray deliver PT-141, the nasal spray is a more convenient, needle-free option
Even with an adequate diet or supplements, the body may not be able to absorb B12 properly

It does not mask pain

Does BPC 157 increase testosterone levels

In practice, injections are used when rapid correction or assured absorption is needed
