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learn the science behind playing in the sun
LEARNING LAB
The Learning Lab
How much Zinc Oxide Should a Sunscreen Have?
How much Zinc Oxide Should a Sunscreen Have?
Our customer often ask us how much zinc oxide should a sunscreen have?
The answer is fairly complex, but it breaks down into 4 basic parts:
Why use zin...
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Does Waxhead's zinc oxide contain nanoparticles?
Does Waxhead's zinc oxide contain nanoparticles?
No, we do not use nanoparticles in our products. We only use non-nano zinc oxide.
Please note an important difference between “micronized” and “micr...
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What is Waxhead’s PA Rating?
What is Waxhead’s PA Rating?
You may have noticed PA++++ on sunscreen labels lately and wondered why you don't see any plus signs on Waxhead labels. I'll get to that reason, but first let me explai...
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How does zinc oxide sunscreen work?
How does zinc oxide sunscreen work?
On February 2019, the FDA recommend the GRASE (generally recognized as safe and effective) status on only two active ingredients for use in sunscreen: zinc oxide...
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Is zinc oxide good for lips?
Zinc Oxide for Lips
It is important to wear daily sunscreen and we should always include our lips too. Check your lip balm ingredients, it might not be protecting you from UV rays. As you’re avoidi...
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Does zinc oxide sunscreen expire?
Does zinc oxide sunscreen expire?
Wearing facial sunscreen daily is the best way to protect human skin from sun damage. When headed outside for a full day in the sun, it's even more important to ma...
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Is Waxhead Sunscreen broad spectrum?
Is Waxhead Sunscreen broad spectrum?
Yes, absolutely.
And unlike many other brands, our products protect against both UVA and UVB rays equally well, because zinc oxide, our sole active ingredient, ...
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What does “TRULY” Reef Safe mean?
Is Waxhead Sunscreen reef safe?
The ugly truth is many products labeled “reef safe” are not reef safe at all. In contrast, a TRULY Reef Safe product:
1) uses ONLY mineral-based active ingredients, ...
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Is Waxhead Sunscreen waterproof?
Is Waxhead Sunscreen waterproof?
Some of our products are exceptionally water-resistant, and some are relatively less water resistant. Our sport stick and field tin formulations are rated via FDA p...
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What is the shelf life of Waxhead Sunscreens?
Does Waxhead Sunscreen expire?
Technically the shelf life of Waxhead Sunscreen is 3 years from purchase, but the useful life of our sunscreens has no practical limit, since our active ingredient zi...
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Do I need a high SPF sunscreen?
High SPF sunscreen?
Short answer - No
Products with SPF 50 and higher don't really protect the skin's surface much better than one with 30 SPF, and they create a false sense of security by masking ...
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Why do Waxhead Sunscreens cost more?
Why do Waxhead Sunscreens cost more?
Some of our customers ask us “why do Waxhead sunscreens cost more than others?” Well, the answer revolves around ingredients and economics.
1. Ingredients
Our...
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