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They are not a substitute for a healthy lifestyle
They are not large enough to draw conclusions about using it as a treatment, nor to prove that L-theanine works
Beyond membrane-bound receptors, melatonin also interacts with intracellular proteins such as calmodulin and nuclear receptors, extending its biological activity [29, 30]
Its powerful antioxidant properties also help combat the premature ageing effects of urban pollution on the skin
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