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Skin, the sirtuin enzymes SIRT1 and SIRT6 which require NAD+ as a cofactor both promote collagen production genes and simultaneously suppress MMP-1, the enzyme that degrades collagen
Always consult with your healthcare provider before starting any new medication
A grey-market reseller usually answers none of them
All treatments are performed by licensed NPs, PAs, or physicians never estheticians and are preceded by a full medical intake to identify any contraindications
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