Sunscreens???

SuziQ

Banned
"Helioplex"...what in the world is that? Nothing...a trademark...gotta love marketing. They do a comparison to the brands mentioned above as well, but it looks suspicious to me the way they did the graph. All I know is this one claims not to clog pores and is #1 Dermatologist recommended (just not sure how long it last and doesn't state waterproof at all...even though they may carry it).

http://neutrogena.com/sun.asp?mainVal=sun&subVal=sun

I came back to this thread to see if there was
a good answer. Even Surf Magazine wont vouch for a brand out of liability I'm sure. Yet, they did have a good article in the June edition. Recap:

UVB rays cuase immediate sensation of burn, UVA rays dive deep into the interior of your epidermis. Both contribute to skin cancer.

The two ingredients that deal specifically with uva rays are avobenzene and zinc oxide. If your sunscreen doesn't have 3 percent avobenzene (a.k.a. butylmethoxy-dibenzoylmethane (that was fun) or 10% zinc oxide, then you may be exposing yourself to uva rays. There is no consensus by the FDA regarding the specific amt of the ingredient needed for UVA protection. The SPF # pertains more to the amt of time you can stay in the sun before getting burned.

A Dr. Martens (13 yr veteran of skin care with a Ph.D in biochemistry from Cambridge) says zinc can be an effective blocker, but that organic (clear) sunscreens are better absorbed by the skin and are longer acting. He states the FDA test is geared toward the mass market consumer, not the ocean going athlete and advises to stay away from bold claims such as "8-hr Protection" or "Total Waterproofing".

Somewhere else I read when I was looking into it said that an SPF above 15 really wasn't any more effective than a 15 itself (that it just simply wasn't possibly). Somewhere else said to look for something that said "Broad Spectrum" meaning both UVA and UVB protection if you were too lazy to flip to the back label.

Hopefully someone will dig into this and tear it up for a better answer, but this is the best I have learned to date.
 

vitaly

Анархия - мать порядка!
Location
NY/NJ
....A Dr. Martens (13 yr veteran of skin care with a Ph.D in biochemistry from Cambridge) says zinc can be an effective blocker...
Absolutely! Wrapping yourself in the zinc containing alloy foil works the best! :biggthumpup:

Somewhere else I read when I was looking into it said that an SPF above 15 really wasn't any more effective than a 15 itself (that it just simply wasn't possibly). Somewhere else said to look for something that said "Broad Spectrum" meaning both UVA and UVB protection if you were too lazy to flip to the back label.

Hopefully someone will dig into this and tear it up for a better answer, but this is the best I have learned to date.
My dear spouse has many of years of experience doing clinical trials for pharma and cosmetic companies, she spent a few years working for the largest cosmetic company in the world and now leads a department at a clinical trial company.
She knows A LOT about sunscreens, she can tell everything about them, but she's already sleeping...
Suzi, as far as I remember, you are right, here's the gist of it:
1. 15 SPF is what works.
2. There were never ever found any difference between 30 or 50 SPF products.
3. A word "natural" has an extremely broad meaning.
 
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