Syringa Vulgaris 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: June 30, 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 Syringa Vulgaris Extract?

Syringa Vulgaris Extract is a plant-derived ingredient obtained from the common lilac, a flowering shrub native to southeastern Europe that has long been prized for its fragrant purple or white blossoms. The extract contains a blend of natural compounds such as flavonoids, phenolic acids and essential oils that give the lilac its soothing scent and skin-friendly properties. Lilac flowers were traditionally steeped in oil or water for use in home remedies and scented baths, and cosmetic formulators began tapping into these benefits in the late twentieth century as demand for botanical actives rose.

To produce the extract, freshly harvested lilac flowers are typically macerated in a solvent like glycerin or a mix of water and alcohol. The solution is then filtered to separate the liquid rich in bioactive molecules from the plant material, followed by standard cosmetic purification steps. The resulting liquid or powder can be blended into a wide range of topical products.

You will most often find Syringa Vulgaris Extract in lightweight facial serums, calming toners, hydrating masks, anti-aging creams and after-sun lotions where its soothing and conditioning profile enhances the overall feel of the formula.

Syringa Vulgaris Extract’s Cosmetic Benefits/Uses

Formulators turn to this flower extract for two main reasons:

  • Skin conditioning: Helps soften and smooth the skin surface, supporting a supple feel while adding a light botanical touch to moisturizers and leave-on treatments
  • Tonic: Provides a mild refreshing effect that can perk up tired-looking skin, making it a useful addition to toners, mists and other rinse-off or leave-on products aimed at boosting skin vitality

Who Can Use Syringa Vulgaris Extract

This flower based extract is generally considered gentle enough for all skin types, including dry, normal, combination and sensitive skin, because it is light in texture and low in oil. Oily or acne prone users usually tolerate it well too since the extract itself does not noticeably clog pores, though the full formula it sits in will matter.

Because it is entirely derived from the lilac plant and no animal by products are involved in the usual extraction process, Syringa Vulgaris Extract is suitable for vegans and vegetarians as long as the finished product is cruelty free.

No specific warnings exist for pregnant or breastfeeding women. The ingredient has not been linked to hormonal disruption and is used only on the skin, yet this is not medical advice so expectant or nursing mothers should run any skin care routine past a qualified doctor to be safe.

The extract is not known to increase photosensitivity, meaning it will not make skin more prone to sunburn, but daily sunscreen is still recommended as part of any good routine. There are also no reported issues with using it alongside common actives like vitamin C or retinoids.

Potential Side Effects/Adverse Reactions

Side effects from topical Syringa Vulgaris Extract vary from person to person. The points below outline what could happen in rare cases, but most users experience none of these issues when the ingredient is included at appropriate levels in a well formulated product.

  • Allergic contact dermatitis – a minority of people may be allergic to components of lilac and develop redness swelling or itch
  • Irritation on very sensitive skin – stinging or mild burning can occur if the skin barrier is already compromised
  • Fragrance sensitivity – the natural aromatic compounds that give lilac its scent may trigger discomfort in those who react to botanically derived fragrances
  • Interaction with broken or freshly shaved skin – applying to open cuts or immediately after shaving could cause heightened tingling

If any of these reactions occur stop using the product and consult a healthcare professional if symptoms persist or worsen.

Comedogenic Rating

Rating: 1 out of 5. Syringa Vulgaris Extract contains mostly water-soluble flavonoids and very little fatty material, so it is unlikely to block pores on its own. Most formulas use it at low percentages as part of a watery phase, which further keeps the clogging risk minimal. Those prone to acne or breakouts can generally use products with this extract without added concern, though the overall formula still matters. If the extract is delivered in a heavy oil or butter base its low rating could be overshadowed by more comedogenic companions, so always check the full ingredient list.

Summary

Syringa Vulgaris Extract primarily conditions the skin and offers a mild tonic effect. Its blend of soothing flavonoids, phenolic acids and naturally fragrant molecules helps soften surface texture, lend a refreshed feel and subtly boost sensory appeal in serums, toners, creams and masks. While not among the most famous botanical actives, it has carved out a steady niche in calming and hydrating formulas thanks to its gentle profile and pleasant scent.

Current data points to a high margin of safety with very rare reports of irritation or allergy, which makes the extract suitable for most skin types and life stages. As with any new skincare product a quick patch test is smart practice to confirm personal compatibility before full-face use.

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