Emollient

Pentaclethra Macrophylla Seed Oil

INCI: PENTACLETHRA MACROPHYLLA SEED OIL

Reviewed by Rosie · Last updated 2 Jun 2026

Also known as: Pentaclethra Macrophylla Seed Oil

A plant-derived oil that conditions and softens the skin barrier

Best For Skin Types

All, Dry, Mature, Sensitive

Addresses

Dryness, Hydration, Barrier repair

Usage Frequency

Daily

What Is Pentaclethra Macrophylla Seed Oil?

Pentaclethra Macrophylla Seed Oil is extracted from the seeds of the African oil bean tree, native to West Africa. It is a natural oil rich in fatty acids and other lipid compounds that make it suitable for use in skincare formulations.

In cosmetics, this ingredient functions primarily as an emollient and skin conditioner. Emollients work by forming a protective layer on the skin surface, helping to smooth the outer layer and reduce moisture loss. It is typically incorporated into oils, balms, and richer moisturisers where its texture and composition complement other ingredients.

How It Works

The oil works through occlusion—a straightforward mechanism in which the fatty acids create a semi-permeable layer on the skin. This layer slows water evaporation from the epidermis while remaining breathable enough to allow the skin to function normally.

The fatty acid composition of plant oils also allows them to interact with the skin's own lipid matrix. This can help fill small gaps in the stratum corneum (the outermost skin layer), improving texture and supporting barrier integrity over time with regular use.

Clinical Evidence & References

Published clinical data specifically on Pentaclethra Macrophylla Seed Oil in skincare is limited. However, research on similar plant seed oils demonstrates that those rich in linoleic acid and other essential fatty acids can reduce water loss and improve skin hydration when used as emollients.

Because this ingredient is relatively less common in mainstream skincare, robust human trials comparing its efficacy to better-studied alternatives are not readily available. Its effects are likely consistent with other plant oils of similar composition, though individual variation will depend on skin type and formulation context.

How to Use

This oil works best when applied to damp skin, as moisture helps lock in hydration. Use a few drops and warm it between your fingers before pressing gently into the face and neck. It pairs well with lighter serums underneath and can be used once or twice daily depending on skin oiliness. In formulated products, follow the product instructions—the concentration and vehicle will influence how much you need.

Safety & Precautions

Generally well-tolerated and non-comedogenic in most skin types, though those prone to congestion should patch-test first. No significant safety concerns are documented for topical use.

Frequently Asked Questions

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