Isopropylphthalimide
What Isopropylphthalimide is & what it does
Isopropylphthalimide is a synthetic phthalimide derivative closely related to butylphthalimide, carrying an isopropyl group on the nitrogen. It is generally used as a plasticizer that improves the flexibility and durability of film-forming systems, for example in nail products. Like its butyl counterpart it is an oil-compatible, laboratory-made ingredient.
What does Isopropylphthalimide do in skincare?
Isopropylphthalimide is typically used as a plasticizer that improves the flexibility and durability of film-forming systems, for example in nail products. It is not a common active in everyday facial skincare.
Is Isopropylphthalimide natural or synthetic?
It is synthetic. It is a man-made phthalimide derivative, closely related to butylphthalimide, and is not sourced from plants or animals.
Is Isopropylphthalimide vegan?
Being a fully synthetic ingredient with no animal-derived components, it is generally regarded as vegan-friendly. The overall product still needs to be assessed on its full formula.
Sunscreens with Isopropylphthalimide
We rate 7 sunscreens that contain it:
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Black Girl Sunscreen Moisturizing Sunscreen Lotion SPF 30
67/100
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Australian Gold SPF 50 Bronzer
65/100
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Atoma Broad Spectrum Sunscreen Lotion Spf 50 Baby
59/100
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Australian Gold Spf 50 Sunscreen Lotion
57/100
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Australian Gold Australian Gold Sunscreen Lotion with Kona Coffee Infused Bronzer SPF 50
57/100
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panama jack Baby Broad Spectrum SPF 50 Sunscreen Lotion
55/100
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Max Block Sunscreen Kids SPF 50 Sunscreen Lotion
55/100