Paeonia Lactiflora Root Extract: 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 Lactiflora Root Extract?

Paeonia Lactiflora Root Extract comes from the roots of the common garden peony. The plant is native to Asia and has been loved for its large flowers and its place in traditional beauty rituals. The root holds natural sugars, flavonoids and gentle aromatic compounds that can soothe and soften skin. In the last few decades cosmetic chemists began studying these roots for topical care, finding that the natural blend of plant sugars and antioxidants helps improve the feel of skin. To make the extract, cleaned peony roots are dried, ground then soaked in a mix of water and mild food grade alcohol. This liquid draws out the skin friendly parts which are then filtered and concentrated into a clear to pale brown fluid. Today you will see Paeonia Lactiflora Root Extract in face masks, brightening serums, daily moisturizers and many anti aging creams where a calming touch is needed.

Paeonia Lactiflora Root Extract’s Cosmetic Benefits/Uses

This botanical is valued in formulas thanks to its main role as a skin conditioning agent. By smoothing the skin surface and adding a light layer of moisture it can make the complexion feel softer and look more even. Its natural antioxidants also help guard the skin from everyday stress which supports a healthier, fresher appearance.

Who Can Use Paeonia Lactiflora Root Extract

Most skin types can enjoy products that contain Paeonia Lactiflora Root Extract. It feels light on oily or combination skin, offers comforting moisture to dry skin and its calming nature can be a plus for sensitive or reactive complexions. Those with a known allergy to peony or other members of the ranunculus family should avoid it because cross reactions are possible.

The extract is entirely plant derived so it is suitable for vegans and vegetarians. No animal by products are used during the growing, harvesting or extraction steps.

Current research shows no specific concerns for women who are pregnant or breastfeeding when this ingredient is applied topically. Data is still limited though, so this is not medical advice and anyone expecting or nursing should clear any new skincare with their healthcare provider first.

Paeonia Lactiflora Root Extract is not known to increase photosensitivity. Daily sunscreen is still recommended for overall skin health. The ingredient also plays well with common actives like niacinamide and hyaluronic acid, making it easy to slot into most routines.

Potential Side Effects/Adverse Reactions

Responses to Paeonia Lactiflora Root Extract differ from person to person. The issues listed below are possible yet uncommon when the ingredient is formulated and used correctly.

  • Mild redness or stinging
  • Itchiness or a feeling of warmth in the application area
  • Contact dermatitis in individuals allergic to peony or related plants
  • Rare photosensitivity when paired with other sensitizing ingredients

If any uncomfortable reaction occurs stop using the product and consult a qualified healthcare professional.

Comedogenic Rating

Rating: 1

Paeonia Lactiflora Root Extract is water based and contains mostly low-molecular-weight sugars and flavonoids rather than heavy oils or waxes that tend to block pores. Formulation studies and anecdotal feedback show little tendency to trigger blackheads or whiteheads so it earns a near non-comedogenic score.

Suitable for acne-prone or breakout-prone skin.

Keep in mind the finished product’s overall recipe matters more than any single ingredient. If the extract is paired with richer butters or occlusive silicones, the final formula could feel heavier on oily skin.

Summary

Paeonia Lactiflora Root Extract acts mainly as a skin-conditioning agent that softens surface texture, supplies a light veil of moisture and delivers antioxidant support. These benefits stem from its natural mix of plant sugars that bind water and flavonoids that neutralize free radicals.

While peony root has centuries of traditional use it is still a niche ingredient compared with mainstream actives like vitamin C or niacinamide, yet it is showing up more often in calming masks and brightening lotions.

Topical use is considered low risk for most people with only rare reports of irritation or allergy. As with any new cosmetic applying a small test patch first helps rule out surprises and keeps your routine on the safe side.

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