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Passiflora Incarnata Extract

INCI: PASSIFLORA INCARNATA EXTRACT

Reviewed by Rosie · Last updated 14 Aug 2026

Plant extract with astringent and antioxidant properties from passion fruit

Best For Skin Types

All, Oily, Combination, Acne-prone

Addresses

Fine lines, Antioxidant protection, Skin firmness, Acne

Usage Frequency

Daily

What Is Passiflora Incarnata Extract?

Passiflora incarnata extract is derived from the passion fruit plant, a species native to South America. The extract is rich in polyphenols and flavonoids, naturally occurring compounds known for their antioxidant capacity. In skincare formulations, it functions primarily as an astringent, helping to tighten and tone the skin.

The ingredient works by leveraging the plant's natural chemical composition to address surface-level skin concerns. It is used in relatively small concentrations in skincare products, appearing in approximately 0.1% of formulations on the market.

How It Works

The extract's benefits stem largely from its high concentration of polyphenolic compounds, which are potent antioxidants. These molecules neutralise free radicals—unstable atoms generated by UV exposure and environmental pollution—that can damage skin cells and accelerate visible ageing.

In terms of astringency, these same compounds cause slight protein contraction in the skin's surface, creating a tightening sensation. At the cellular level, research on related Passiflora species suggests the extract may help regulate enzymes involved in collagen breakdown (such as metalloproteinase-1) and support the skin's natural collagen production, particularly when exposed to UV stress.

Clinical Evidence & References

Research on Passiflora species, particularly Passiflora tarminiana, demonstrates promising antioxidant and anti-ageing potential in laboratory studies using human skin cells. Studies show that the extract can help counteract UVB-induced damage by reducing the activity of enzymes that break down collagen and supporting the skin's capacity to produce new collagen.

Additional studies indicate antibacterial activity against common skin bacteria, which may be relevant for acne-prone skin. However, the evidence base remains limited to in vitro (laboratory) studies and animal models. Human clinical trials on Passiflora incarnata extract specifically are sparse, so practical efficacy in skincare products remains somewhat uncertain. More research in human populations is needed to confirm benefits at typical cosmetic concentrations.

How to Use

As passiflora extract is typically used in small concentrations within broader skincare formulas rather than standalone products, follow the usage instructions of your specific product. It pairs well with other antioxidants and can be incorporated into both morning and evening routines. For best results, use consistently over several weeks, as antioxidant and structural skin benefits develop gradually.

Safety & Precautions

Passiflora extract is generally well-tolerated and considered safe for topical use. Individuals with known sensitivity to passion fruit or plants in the Passifloraceae family should patch-test before full application.

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Other forms of Passiflora Incarnata Extract

These appear on ingredients lists under different names but are the same substance. Passiflora Incarnata Extract is the common form.

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