Isononyl Isononanoate
Synthetic ester – a light, dry emollient. Delivers silky spread without oily shine and is popular in colour cosmetics and lightweight creams. Common as a base in sunscreens where it is compatible with UV filters. Non-comedogenic.
Supporting ingredient
It gives a product its texture, stability or shelf life. It has no claimed effect on the skin, so an efficacy tier does not apply. What is known about its safety is below
Tolerability and safety
- Irritation potential
- Low
- Allergen risk
- Low
- Pregnancy
- Safe
- Suitable for
- Normal, Dry, Combination, Oily
About this ingredient
Isononyl Isononanoate is a synthetic ester of isononanoic acid and isononyl alcohol. Clear oily liquid with a light dry finish. Texture is close to jojoba oil but with greater oxidative stability. Where applied. Emollient in creams, lotions, lipsticks, eyeshadows, BB creams, sunscreens (1-15%). Provides silky spread without oily shine, dissolves UV filters and silicones well – popular in sunscreens and color cosmetics. In Spain in Vichy Capital Soleil, Isdin Fotoprotector, La Roche-Posay Anthelios. Safety. CIR rated isononyl isononanoate safe at current cosmetic concentrations (2009, re-evaluated 2017). EU SCCS has set no restrictions. Irritation and sensitization are rare. Not comedogenic (0-1 on Klein). Pregnancy and lactation – safe topically. Suitable for all skin types, especially oily and combination – does not weigh down the formula.
Frequently asked questions
Is Isononyl Isononanoate safe during pregnancy?
Isononyl Isononanoate is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
What skin types is Isononyl Isononanoate for?
Isononyl Isononanoate suits: normal, dry, combination, oily.
What is Isononyl Isononanoate and what does it do in cosmetics?
Synthetic ester – a light, dry emollient.
Is Isononyl Isononanoate comedogenic?
On the Fulton scale 0/5 – non-comedogenic. For acne-prone skin, a rating of 3 or higher suggests choosing an alternative.
What's the INCI name for Isononyl Isononanoate?
The INCI name is Isononyl Isononanoate.
See Isononyl Isononanoate in a product composition right on the store page
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Similar role in the formula
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