Tagged With "clinical study copper"

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CLINICAL STUDY: Copper Peptides vs. Retinoid Acid and Vitamin C Topical

Skin Biology ·
Copper Peptides vs. Retinoid Acid and Vitamin C A MUST READ: www.skinbio.com/copper-peptides-aging-reversal-studies.php Human Skin Renewal Study : A clinical study which compared the effect on the skin's production of collagen after using creams containing copper-peptides, vitamin C, or retinoic acid (retin-A). Twenty volunteers applied the various creams to their thighs daily for one month. New collagen production was determined by studying skin biopsy samples using immunohistological...
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