Ingredient
Polyester-8
What is Polyester-8?
Polyester-8 is a synthetic polymer commonly used in sunscreen products. It is created through a chemical synthesis process involving the polymerization of organic compounds.
Polyester-8 is used in sunscreens due to its film-forming properties, which help to evenly distribute active ingredients on the skin. The primary health consideration with Polyester-8 is its role in enhancing the stability and performance of sunscreens, rather than a direct impact on health.
When you see Polyester-8 on a label, it's typically there to improve application and effectiveness of sunscreen formulations, not as a direct active ingredient itself.
Commonly found in: sunscreens, cosmetic creams, moisturizers
Benefits
- Helps improve the distribution and effectiveness of sunscreens by forming a uniform layer on the skin.
Polyester-8 is permitted in cosmetics and sunscreens with no specific restrictions or warnings.
Research on Polyester-8 focuses on its functional benefits in formulations, with minimal concerns about safety when used as intended.
Polyester-8 is synthetically produced and not derived from animal sources, making it suitable for vegan products.
Scout's take
Polyester-8 is used as a film-forming agent in sunscreens to enhance water resistance. It helps to improve the longevity of the product on the skin. It is generally considered safe for use in cosmetics.
The case against
There are minimal risks associated with this ingredient, though it may cause irritation in sensitive individuals.
from the analysis of Sun Bum Signature SPF 30 LotionThe case for
It enhances the water resistance and durability of the sunscreen.
from the analysis of Sun Bum Signature SPF 30 LotionFound in 1 product
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