Isobutylparaben
A branched-chain paraben. It works as a preservative, but the EU banned isobutyl- and isopropylparaben from cosmetics in 2014 over incomplete endocrine-safety data. The short-chain methyl- and ethylparaben stay approved and are considered safe.
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
- Moderate
- Pregnancy
- Caution
- Suitable for
- Normal, Oily
- Use with caution
- Sensitive
Frequently asked questions
Is Isobutylparaben safe during pregnancy?
Isobutylparaben should be used with caution during pregnancy. Consulting a dermatologist or OB-GYN is advisable.
What skin types is Isobutylparaben for?
Isobutylparaben suits: normal, oily. Use with caution in: sensitive.
What is Isobutylparaben and what does it do in cosmetics?
A branched-chain paraben.
What's the INCI name for Isobutylparaben?
The INCI name is Isobutylparaben.
See Isobutylparaben in a product composition right on the store page
The Evigrade extension adds an evidence panel to iHerb, Sephora, Druni and 12 more stores. This ingredient and every other one in the product show evidence-tier, allergen risk and pregnancy/lactation flags at a glance.
Similar role in the formula
Other functional ingredients
Isoceteth-10, Isoceteth-20, Isodecyl Salicylate, Isododecane, Phaseolus Angularis Seed Powder, Sodium Cocoamphoacetate, Acacia Decurrens Flower Cera, Red 30 (CI 73360)
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