octocrylene

But L'Oréal discovered and patented a process of mixing octocrylene with avobenzone to slow the latter's breakdown, resulting in a much more stable sun block and fewer free radicals.

What's Inside: L'Oréal Self-Tanning Lotion 2007

The research team found that three commonly used ultraviolet UV filters -- octylmethoxycinnamate, benzophenone 3 and octocrylene -- eventually soak into the deeper layers of the skin after their application, leaving the top skin layers vulnerable to sun damage.

Sunscreen found to generate harmful compounds that promote skin cancer GreenFertility 2006

The research team found that three commonly used ultraviolet UV filters -- octylmethoxycinnamate, benzophenone 3 and octocrylene -- eventually soak into the deeper layers of the skin after their application, leaving the top skin layers vulnerable to sun damage.

Archive 2006-09-01 GreenFertility 2006

Also look for ingredients like avobenzone (brand name: Parsol), Meroxyl and octocrylene for full-spectrum benefits.

Homepage | INFORUM | Fargo, ND 2010

Yet, for a year, DEHN wasn't present in the 100k product; octocrylene was instead.

Rebecca Tushnet's 43(B)log 2010

Since Mexoryl doesn't cover the entire UV spectrum, it is usually combined with other active sunscreen agents such as titanium dioxide, avobenzone (stabilized with octocrylene) to ensure broad-spectrum UV protection. "

Jesse Kornbluth: Does The Sunscreen You Use On Your Face Contain Mexoryl? French Sunscreen Does. We Swear By It. 2010

I have no reason to think that the difference between DEHN and octocrylene matters physically, but it strikes me as a difficult position to be in to tell consumers that the presence of Helioplex® is a reason to buy the product and then to tell the court/the jury that, well, by Helioplex® we only mean whatever we decide to put in the product that day because the difference is really all in your head.)

Rebecca Tushnet's 43(B)log 2010