Common Name(s): Jatropha seed oil,purging nut oil,jatropha curcas oil
DESCRIPTION
What It Does: Provides sustainable emolliency from jatropha curcas seed oil, a renewable biofuel crop.
Why It's Used: Jatropha curcas seed oil (oleic c18:1 ~45%, linoleic c18:2 ~35%) provides balanced emolliency; jatropha is a non-food, drought-resistant biofuel crop making its seed oil a sustainable cosmetic emollient.
How It Works: Oleic acid provides emolliency and moderate penetration; linoleic acid supports skin barrier lipid replenishment; tocopherols provide antioxidant stability; sustainable non-food crop origin.
Typically Found In: Sustainable skin care,natural emollient formulas,eco-conscious products
TECHNICAL DETAILS
Primary Category: Functional ingredient โ emollient
Secondary Functions: Skin conditioning,barrier support
Application Areas:
Facial Skincare
Body Care
Hair Care
Beard Care
Color Cosmetics (Makeup)
Dietary/Oral Supplements
Typical Concentration Range: 1%โ20%
SOURCING & ETHICS
Vegan Status: Yes
Halal Status: Yes
Source Notes: Cold-pressed from jatropha curcas seeds; non-food drought-resistant crop; sustainable origin.
SKIN COMPATIBILITY
Irritancy Rating: 1/5 โ very low
Comedogenicity Rating: 1/5 โ low
Sensitivity Concerns: Generally well tolerated when fully refined to remove phorbol esters (which must be removed โ see note).
Safe for Sensitive Skin: Conditional
SAFETY & COMPATIBILITY
Safety Profile: Requires full refining to remove naturally occurring phorbol esters (toxic diterpenoids); only refined oil is safe for cosmetics. ewg score: 1 (refined).
Works Well With: Other plant oils,humectants,emulsifiers
Avoid Combining With: Critical: unrefined jatropha oil contains toxic phorbol esters โ only cosmetics-grade refined oil is safe for use
SCIENTIFIC NOTE
Jatropha curcas seeds contain toxic phorbol esters (diterpenoid tumor promoters) that must be completely removed by refining before cosmetic or food use; only fully refined, phorbol-ester-tested jatropha oil is safe; confirm certificate of analysis showing undetectable phorbol esters.
Last Verified: 2026-03-28
Primary Sources: Cosing database,inci dictionary