
Tri-Peptides
An amino acid compound that supports anti-aging skin goals and stimulates collagen production.
Tri-Peptides
Ingredient Overview
- Tri-Peptides are advanced anti-aging compounds consisting of three linked amino acids—the smallest units of collagen fibers—that help stimulate the skin's natural collagen production to significantly improve elasticity, firmness, and structural smoothness.
- For best results, use them daily to target laxity, and pair them with hyaluronic acid or niacinamide to optimize hydration and barrier health, or layer them with retinol to accelerate cellular turnover while intensely building skin density.
- You can find these high-performance, firming peptides formulated in daily clinical treatments such as SkinCeuticals Metacell Renewal B3 and SkinCeuticals Tripeptide-R Neck Repair.

What are Tri-Peptides?
Peptides are compounds consisting of two or more linked amino acids, the building blocks of proteins. The number of amino acids that make up a peptide determines whether it is a di-peptide (two peptides), tri-peptide (three peptides), or more. In topical skincare formulations, some peptides are shown to help provide anti-aging benefits.

Ingredients for Anti-Aging Skincare
Anti-aging skincare products commonly feature ingredients like retinol, hyaluronic acid, antioxidants, and, notably, peptides. Tripeptides can help to firm skin and reduce fine lines and wrinkles. Together, these ingredients can combine for a comprehensive anti-aging routine that targets a variety of concerns from fine lines and laxity to dullness and dry skin.
Tri-Peptides Skin Benefits
Products with Tri-Peptides

Answers to your frequently asked
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