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If you have been struggling with retinoid dermatitis, photosensitivity, or barrier damage (especially on mature or sensitive skin), copper peptide offers a different mechanism that achieves collagen stimulation without those trade-offs

It is strong enough to deliver results, gentle enough for beginners and sensitive skin types to use daily

Protein digestion begins in the stomach when your stomach acid (hydrochloric acid or HCl) starts to break down the protein and also activates digestive enzymes known as proteases

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Peptide may arrive partially degraded