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Rats treated with the drug, as compared to a control group, showed significant improvement after less than one week of treatment, which continued for the remainder of the drug application and, for an additional 12 weeks after withdrawal from the drug, indicating sustained neurological amelioration of stroke-induced cognitive deficits

The question of whether peptides expire has a clear answer: yes, and using degraded peptides for neurological applications is not just wasteful but potentially counterproductive

References Accolade

(12) But heres the thing with B12its absorption isnt like most other vitamins

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This downtime allows the bodys enzymatic systems to reset and helps preserve responsiveness to NNMT inhibition