Peptides

S-Coconut Antimicrobial Peptide 1

INCI: S-COCONUT ANTIMICROBIAL PEPTIDE 1

Reviewed by Rosie · Last updated 20 Jul 2026

Also known as: S-coconut Antimicrobial Peptide 1

A peptide derived from coconut with purifying properties to help manage bacterial growth on skin

Best For Skin Types

All, Oily, Combination, Acne-prone

Addresses

Acne, Redness, Oil control

Usage Frequency

Daily

What Is S-Coconut Antimicrobial Peptide 1?

S-Coconut Antimicrobial Peptide 1 is a short-chain peptide sourced from coconut and engineered for antimicrobial activity. Peptides are small proteins composed of amino acids, and this ingredient is designed to target and inhibit the growth of bacteria on the skin's surface.

The ingredient works by disrupting bacterial cell membranes, which compromises their structural integrity and prevents proliferation. It belongs to a broader category of antimicrobial peptides (AMPs) that are being explored as alternatives to traditional antibiotics, particularly as bacterial resistance becomes increasingly common.

How It Works

S-Coconut Antimicrobial Peptide 1 disrupts bacterial cell membranes by inserting itself into their lipid bilayer. This destabilises the membrane structure, causing it to become permeable and leading to bacterial cell death. The peptide is selective in this action, targeting problematic bacteria whilst potentially having less impact on beneficial skin flora.

Research on similar antimicrobial peptides indicates they can also penetrate and disrupt established bacterial biofilms—organised communities of bacteria that are often resistant to conventional treatments. This multi-target approach may make the ingredient effective against bacteria that have developed resistance to traditional antibacterial agents.

Clinical Evidence & References

Laboratory studies on structurally similar antimicrobial peptides show efficacy against drug-resistant bacteria, including MRSA (methicillin-resistant Staphylococcus aureus) and biofilm-forming strains. In controlled settings, comparable peptides have demonstrated rapid bacterial cell death at relatively low concentrations. Animal models have also shown promising results for skin infection treatment.

However, evidence specific to S-Coconut Antimicrobial Peptide 1 in human skin applications is limited. Most research to date has focused on synthetic or laboratory-optimised variants. Further clinical studies on this ingredient's tolerability, efficacy and optimal concentration in cosmetic formulations would strengthen the evidence base for skincare use.

How to Use

This ingredient is typically found in serums, spot treatments and cleansers formulated to address acne and bacterial-related skin concerns. For best results, apply to clean, dry skin as directed by the product instructions. If combining with other active ingredients, introduce gradually to monitor skin tolerance. Consistency over time is more likely to yield benefit than sporadic use.

Safety & Precautions

Antimicrobial peptides are generally well-tolerated in topical formulations. As with any active ingredient, sensitivity or irritation is possible in individuals with very reactive skin; patch test if new to the product. Avoid contact with eyes.

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