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What's a safer treatment for melasma or pigmentation

Mamun , Yosef Manla , Marjan Mansourian , Mohammad Ali Mansournia , Sajid Maqsood , Bishnu P

The reasons it is often missing from longevity ingredient conversations are practical rather than scientific : tretinoin requires a prescription, can cause initial irritation during the adjustment period, and is frequently unavailable in the compounded, bioavailability-optimized forms that would make it more accessible and better tolerated

Yes, but this adds a dilution step that introduces additional error potential

For instance, the Vitamin B12 deficiency is also associated with higher body weight and fat mass, according to a 2023 study