l glutathione reduced sigma Aldrich Fine Chemicals Biosciences L-Glutathione reduced|70-18-8 Glutathione 100mg Molecular basis for the enzymatic

Extended exposure (12+ hours above 8 degrees Celsius) degrades the peptide progressively

Sun Damage and Smoking History Ultraviolet radiation degrades collagen and elastin while generating free radicals that damage cells

(2012) Thymosin 4: A Multi-Functional Regenerative Peptide Basic Properties and Clinical Applications Expert Opin Biol Ther 12(Suppl1):S3751

The choice comes down to mechanism preference, regulatory comfort level, and individual health context - and the two can be used together without known adverse interaction

NAD+ may require consult first

If it has come down into the normal range, I know the B vitamin supplementation is working