Paeonia Suffruticosa Seed Oil: What Is It, Cosmetic Uses, Benefits & Side Effects

Curious about this ingredient? In this article we're explaining exactly what it is and why it's used within cosmetic formulations.
Updated on: July 1, 2025
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We verify all information on this page using publicly available nomenclature standards from The Personal Care Products Council (PCPC), the European Commission's CosIng database and documentation provided directly by ingredient manufacturers. Our analysis is based on technical data from these sources to ensure accuracy and reliability.

What Is Paeonia Suffruticosa Seed Oil?

Paeonia Suffruticosa Seed Oil is a plant oil pressed from the small, hard seeds of Paeonia suffruticosa, better known as the tree peony. Tree peonies have been grown in East Asia for centuries for their large flowers and valued roots. While the petals and roots have long histories in traditional beauty rituals, using the seeds for their oil is a more recent development in the cosmetic world. The oil is obtained by cold pressing or solvent extraction, then carefully filtered to keep its light texture and gentle scent. Chemically it is rich in unsaturated fatty acids, especially linolenic and oleic acids, along with vitamin E and natural antioxidants that help protect the oil from going rancid. Thanks to this stable yet silky profile, formulators add it to moisturizers, facial oils, serums, masks and anti-aging blends where a fast-absorbing, cushiony feel is desired.

Paeonia Suffruticosa Seed Oil’s Cosmetic Benefits/Uses

This ingredient mainly serves two purposes in skincare formulas

  • Skin Conditioning: The high fatty acid content smooths the skin surface, improves softness and supports the natural barrier so skin feels calm and supple
  • Emollient: It fills the tiny gaps between skin cells, creating a light protective film that locks in water without leaving a heavy residue which makes it ideal for lightweight creams and oils

Who Can Use Paeonia Suffruticosa Seed Oil

Paeonia Suffruticosa Seed Oil suits most skin types, especially normal, dry and mature skin thanks to its cushiony moisture. Its light feel also makes it a good option for combination skin that wants nourishment without a greasy finish. Extremely oily or very acne-prone skin may prefer a lighter silicone or gel texture, though the oil’s low residue profile means many still tolerate it well.

Because it is derived from plant seeds and no animal-derived processing aids are needed, the ingredient is appropriate for vegans and vegetarians.

No reports link the topical use of this oil to problems in pregnancy or while breastfeeding, but research on tree peony seed oil in these groups is limited. This information is not medical advice; anyone who is pregnant or nursing should show their healthcare provider the full ingredient list of any product before using it to stay on the safe side.

The oil does not increase photosensitivity, so there is no special daytime restriction beyond normal sun protection habits.

Potential Side Effects/Adverse Reactions

Side effects and reactions to topical Paeonia Suffruticosa Seed Oil vary by individual. The points below describe potential issues, but most people will not experience them when the ingredient is formulated and used correctly.

  • Allergic contact dermatitis: Rare itching, redness or rash in those sensitive to peony family plants
  • Mild irritation: Stinging or warmth if applied to compromised or freshly exfoliated skin
  • Breakouts in very acne-prone users: A small number may notice clogged pores or surface bumps
  • Rancid odor or skin discomfort from oxidized oil: Using a product past its shelf life can lead to off smell and potential irritation

If any unwanted reaction occurs stop using the product and seek advice from a qualified healthcare professional.

Comedogenic Rating

Rating: 1 out of 5. Paeonia Suffruticosa Seed Oil is rich in lighter, quick-penetrating fatty acids like linolenic acid and balanced amounts of oleic acid, so it tends to absorb before it can sit on the surface and block pores. Most lab and anecdotal reports place it at the lower end of the scale, similar to well-tolerated oils such as sunflower or hemp. For this reason it is generally suitable for skin that is prone to acne or breakouts, although very reactive skin might still prefer totally oil-free formulas. If an oil has gone rancid its pore-clogging potential rises, so freshness matters.

Summary

Paeonia Suffruticosa Seed Oil works mainly as a skin conditioning agent and an emollient, meaning it softens the outer layer of skin and fills the tiny spaces between cells so moisture stays put. Its high content of essential fatty acids and natural vitamin E lets it do this while feeling light and non-greasy.

The oil is still something of a niche ingredient compared with big names like argan or jojoba, yet formulators who want a silky finish without heaviness are using it more often in serums, light creams and facial oils.

Topically it has a solid safety record with only rare reports of allergy or irritation. As with any new cosmetic item it is wise to patch test a product containing this oil first, just to be safe.

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