Passiflora Quadrangularis Flower 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 Passiflora Quadrangularis Flower Extract?

Passiflora Quadrangularis Flower Extract comes from the large, fragrant blossoms of the giant granadilla, a tropical passionflower that thrives in Central and South America. The petals and surrounding floral parts are rich in flavonoids, phenolic acids, vitamins A and C, trace minerals and natural sugars, all of which give the extract its skin friendly profile. Tradition counts passionflower tea as a calming drink, and that same soothing reputation led formulators to look at the flower for skincare during the clean beauty movement of the late twentieth century. Today the extract is obtained by gently macerating fresh or dried flowers in a mixture of water, glycerin or mild ethanol. The liquid is filtered and concentrated at low temperatures, a process that keeps heat sensitive antioxidants intact.

You will spot Passiflora Quadrangularis Flower Extract in facial mists, toners, sheet masks, after sun gels, lightweight moisturizers, anti fatigue eye creams, anti aging serums, calming body lotions and even scalp soothing sprays where it lends a botanical touch and a delicate fruity floral scent.

Passiflora Quadrangularis Flower Extract’s Cosmetic Benefits/Uses

In topical products the extract supports skin comfort and a fresh look thanks to the following properties:

  • Refreshing – delivers an instant cool, hydrated feel that perks up tired skin and makes leave-on formulas such as mists and lotions feel light and pleasant
  • Skin Protecting – its natural antioxidants help neutralize free radicals from pollution and sun exposure which can contribute to early signs of aging, so it works well in day creams and anti aging serums
  • Soothing – flavonoids and polysaccharides calm the look of redness and irritation making the extract a go to for products aimed at sensitive or post-sun skin

Who Can Use Passiflora Quadrangularis Flower Extract

This gentle botanical suits most skin types including normal, dry, combination, oily and sensitive skin because it delivers light hydration without heavy oils and helps calm surface irritation. Those with extremely reactive or allergy-prone skin should still read ingredient lists carefully since any natural extract can contain trace compounds that trigger individual sensitivities.

The extract is plant derived and typically processed without animal by-products so it aligns with vegan and vegetarian preferences. Always look for cruelty free certification or a clear vegan label from the finished brand if that is important to you.

Current safety data does not flag any special concerns for pregnant or breastfeeding women when the ingredient is used on the skin. That said this information is not medical advice and anyone expecting or nursing should run new skincare past a healthcare professional to be sure it fits their personal circumstances.

Passiflora Quadrangularis Flower Extract is not known to cause photosensitivity and can safely be used in daytime formulas alongside sunscreen. It also plays well with most common actives including niacinamide and hyaluronic acid, making it easy to slot into an existing routine.

Potential Side Effects/Adverse Reactions

Side effects from topical use of Passiflora Quadrangularis Flower Extract vary from person to person. The points below list potential reactions yet they are rare for the average user when the ingredient is properly formulated.

  • Allergic contact dermatitis presenting as redness itching or rash
  • Mild stinging or burning on very compromised or broken skin
  • Eye irritation if the product accidentally gets into the eyes
  • Interaction with highly active exfoliants such as strong acids which may heighten overall skin sensitivity

If you notice persistent discomfort or any of the reactions listed above stop using the product and consult a healthcare professional.

Comedogenic Rating

Rating: 0–1. Passiflora Quadrangularis Flower Extract is primarily a water-glycerin based botanical with very low lipid content so it does not clog pores the way heavier oils can. Laboratory and anecdotal reports show no tendency to form comedones in standard concentrations used in skincare. Because of this low score it is generally considered suitable for people who are prone to acne or breakouts. Only if the extract is blended into an overall formula that contains pore-clogging ingredients would the risk rise.

Summary

Passiflora Quadrangularis Flower Extract refreshes skin by delivering lightweight hydration, protects against environmental stress thanks to natural antioxidants and soothes irritation through its flavonoid and polysaccharide content. While not the most famous plant extract it appears more often in modern clean beauty mists, serums and after-sun products where a gentle calming touch is needed. Safety reviews find it well tolerated for most users with very low risk of adverse effects. Still, every skin is unique so performing a quick patch test when trying any new product with this extract is the smartest way to rule out individual sensitivities.

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