Ingredient
Octinoxate (7.5%)
What is Octinoxate (7.5%)?
Octinoxate is a chemical compound commonly used as an active ingredient in sunscreens and other personal care products. It is a UV filter that absorbs UVB radiation, which can cause sunburn and contribute to skin cancer.
Octinoxate is used primarily for its ability to protect the skin from harmful UV rays, helping to prevent sunburn and photoaging. Some studies have raised concerns about its potential for endocrine disruption, but the evidence is mixed, with some regulatory bodies considering it safe at certain concentrations.
When you see octinoxate on a label, it often indicates the product is intended to offer sun protection. It's used widely around the world and is approved by various regulatory bodies for use in specified concentrations.
Commonly found in: sunscreens, lip balms, foundation makeup, moisturizers with SPF, skin lotions
What to watch
- May act as an endocrine disruptor based on some laboratory studies.
- Can contribute to coral reef damage and is banned in certain regions to prevent environmental impact.
Benefits
- Effective UVB filter that helps prevent sunburn.
The FDA has approved octinoxate for use as a UV filter in over-the-counter sunscreens.
Research is mixed; some studies suggest potential endocrine disruption, while others find no significant risk at approved usage levels.
Octinoxate is a synthetic compound and does not involve animal-derived ingredients, thus accepted in vegan formulations.
EFSA has reviewed octinoxate and recommends further research on its safety, particularly at higher concentrations.
Sources: Final Rule for Over-the-Counter Sunscreen Drug Products for Human Use · Octinoxate
Scout's take
Chemical UV filter banned in Hawaii as a reef toxin. Endocrine disruptor with thyroid-hormone interference signal -- and on lips ingestion is essentially unavoidable.
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