Yes, the human clinical trial evidence is lacking, but there is a silver lining emerging from years of self-experimentation
512 Skin Aging Of all the organs, the skin is the most conspicuous to display signs of aging or dermal changes, which are due to chronological (intrinsic) and photoaging (extrinsic) mechanisms
On receipt, store at 20C in the sealed vial until reconstitution
But again, larger, long-term studies are needed to fully establish these benefits. Short-term studies suggest L-theanine is relatively well tolerated in many adults, but long-term safety data are limited
Some nutrients affect medication metabolismprofessional guidance is key
Age Considerations Age is a significant factor, particularly for peptides that interact with the Growth Hormone axis