Skin Conditioning

Prunus Amygdalus Dulcis Protein

INCI: PRUNUS AMYGDALUS DULCIS PROTEIN

Reviewed by Rosie · Last updated 14 Aug 2026

A plant-derived conditioning agent derived from almond kernel protein

Best For Skin Types

All, Dry, Combination, Mature

Addresses

Dryness, Hydration

Usage Frequency

Daily

What Is Prunus Amygdalus Dulcis Protein?

Prunus Amygdalus Dulcis Protein is a protein extract derived from sweet almond kernels. It functions as a conditioning agent in skincare formulations, where it forms a protective layer on the skin surface to help retain moisture and improve texture.

Almonds are rich in bioactive compounds, particularly polyphenols concentrated in the almond skin. These compounds have been studied for their antioxidant properties, which may help protect skin cells from oxidative stress.

How It Works

Almond protein works by depositing onto the skin as a conditioning film. This layer helps reduce transepidermal water loss, keeping the skin surface hydrated and supple. The protein molecules also interact with the skin's natural moisture barrier to reinforce its function.

The polyphenolic compounds in almond extract, particularly chlorogenic acid and other phenols, have demonstrated antioxidant capacity in laboratory studies. These compounds may help mitigate damage from environmental stressors by scavenging reactive oxygen species.

Clinical Evidence & References

In vitro and animal studies suggest that almond skin extracts possess antioxidant and anti-inflammatory properties, primarily attributed to their polyphenol content. Research has shown that these compounds can reduce reactive oxygen species production and support antioxidant enzyme activity in cells.

However, direct clinical evidence specifically evaluating Prunus Amygdalus Dulcis Protein's efficacy in skincare formulations is limited. Most existing research focuses on whole almond consumption or almond skin extracts rather than isolated protein fractions used in topical products. Further human trials would help establish its effectiveness in cosmetic applications.

How to Use

This ingredient is typically found in rinse-off products such as conditioners and cleansers, though it may also appear in leave-on formulations. Apply to clean skin as part of your regular skincare routine. Since it functions as a conditioning agent, it works well in combination with hydrating or barrier-supporting ingredients.

Safety & Precautions

Generally well-tolerated in topical formulations. Those with tree nut allergies should exercise caution, as cross-reactivity is possible, though topical exposure carries lower risk than ingestion.

Frequently Asked Questions

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Part of a family

Prunus Amygdalus Dulcis Protein is a variant of Prunus Amygdalus Dulcis Seed Extract, the form you will most often see on an ingredients list.

A polyphenol-rich plant extract that conditions and supports skin's natural defences

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