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How to Make a Peptide Serum: DIY Peptide Formulation Guide
A formulator's guide to adding cosmetic peptides to a homemade serum, with sourced usage rates, pH windows and process temperatures for ten peptides, pairing rules for copper peptide, preservation, and a worked 1 oz formula.
Featured Posts
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Collagen Boosting Serum vs Vitamin C Serum: Which One Actually Builds Collagen?
Collagen boosting serum vs vitamin C serum Collagen boosting serum vs vitamin C serum sounds like a choice between two different goals, but vitamin C can also support collagen formation.
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Facial Wash for Sensitive Skin: The Best Cleansers, Ranked by Skin Type
If tightness, stinging, or redness follows your wash, start with a fragrance-free cleanser and check its surfactants, stated pH, and full ingredient label.
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The Best Tightening Serum for Mature Skin: What Actually Works
The Best tightening serum for mature skin should pair well-supported actives with a formula you can use consistently.
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Shea Butter vs Coconut Oil for Skin: A Practical Guide
Shea butter vs coconut oil explained for skincare. Compare texture, comedogenicity, body use, face use, hair use, and DIY swaps in this practical guide.
