Raphanus Sativus Seed Extract
INCI: RAPHANUS SATIVUS SEED EXTRACT
Reviewed by Kate · Last updated 14 Aug 2026
A plant extract with potential antioxidant and conditioning properties from radish seeds
Best For Skin Types
All
Addresses
Usage Frequency
Daily
What Is Raphanus Sativus Seed Extract?
Raphanus sativus seed extract is derived from radish seeds, a plant from the Brassicaceae family. The extract contains bioactive compounds including sinapine, a phenolic compound with recognised antioxidant potential. In skincare formulations, it functions primarily as a skin conditioning agent.
The extract is used in a small proportion of skincare products, typically at modest concentrations. Its inclusion reflects growing interest in plant-derived ingredients with potential protective and antioxidant benefits.
How It Works
Radish seed extract contains compounds such as sinapine that function as antioxidants. These compounds can neutralise free radicals — unstable molecules that contribute to oxidative stress and skin ageing. By reducing oxidative stress at the skin surface, the extract may help support skin's natural resilience.
As a conditioning agent, the extract also helps to soften and protect the skin barrier, contributing to a smoother skin feel and texture.
Clinical Evidence & References
Laboratory studies on radish seed extract and related Brassica plant extracts have demonstrated antioxidant and anti-inflammatory activity in controlled settings. Research has identified and characterised bioactive compounds such as sinapine in radish tissue.
However, evidence from human clinical trials specifically evaluating this ingredient's efficacy in cosmetic products is limited. Most available data comes from in vitro or plant-based studies rather than human skin applications. Further research would help clarify its practical benefits at typical skincare concentrations.
How to Use
Raphanus sativus seed extract is typically found in serums, moisturisers and treatment products at modest concentrations. It works well as part of a broader skincare routine focused on antioxidant protection and hydration. There is no established optimal usage frequency; follow the product instructions and adjust based on your skin's response.
Safety & Precautions
Frequently Asked Questions
From the Clinic
Not sure what your skin actually needs?
Two minutes, a few questions, and we’ll point you at what matters — no guesswork.
Take the skin quizPart of a family
Raphanus Sativus Seed Extract is a variant of Raphanus Sativus Root Extract, the form you will most often see on an ingredients list.
Derived from radishes | High in antioxidant-rich phenolic compounds
Related Ingredients
Raphanus Sativus Root Extract
Derived from radishes | High in antioxidant-rich phenolic compounds
Raphanus Sativus Leaf Extract
A plant extract with humectant properties and potential antioxidant benefits
Raphanus Sativus (Radish) Seed Oil
Raphanus sativus (radish) seed oil is non-fragrant plant
Raphanus Sativus Seed Oil
A plant oil that conditions and softens the skin barrier
Quercus Mongolica Leaf Extract
A plant extract with traditional use for skin inflammation and emerging evidence for acne and photoaging
Quercus Petraea Bark … Leaf Extract
An oak extract that conditions and supports skin's natural resilience
Learn More About Skincare Ingredients
Explore our comprehensive ingredient glossary to understand what's in your products.
Browse All IngredientsShop Our Products
Find professional skincare solutions at Skintique.