How much sunscreen should you use?

About one ounce (two tablespoons) for the body, plus a half teaspoon for face and neck.

When should you apply sunscreen?

Apply chemical sunscreens 30 minutes before sun exposure. Mineral sunscreens work immediately.

What is the difference between mineral and chemical sunscreen?

Chemical filters absorb UV rays. Mineral, also called physical, filters reflect UV rays.

What does broad spectrum mean?

Protection from both UVA and UVB rays. UVB burns. UVA drives skin aging and penetrates clouds and glass.

What do SPF numbers indicate?

How much longer skin takes to burn compared with no sunscreen. SPF 30 is about 30 times, SPF 50 about 50 times.

Is sunscreen needed only when hot and sunny?

You can burn on cloudy days if the UV Index is 3 or higher. Apply most days between 10am and 4pm.

Where can I see the UV Index forecast?

Most weather apps include an hourly UV Index, including on cloudy days.

Does sunscreen help hydration levels?

Sunscreen can limit transepidermal water loss, which helps maintain skin hydration.

Will using sunscreen limit my vitamin D?

Daily sunscreen use has not been shown to cause vitamin D deficiency. Diet or supplements can help if needed.

What is hybrid sunscreen?

A mix of chemical and mineral filters to balance feel, cast, and protection.

Will sunscreen stain my shirt?

Choose zinc oxide for light shirts. Use non-mineral formulas for dark shirts to minimize staining.

Sunscreen faq

Q: How often should you reapply sunscreen?

Every 2 hours, and after 80 minutes of swimming, sweating, or toweling off.

Experts recommend about one ounce (two tablespoons) for the entire body, roughly a shot-glass or golf-ball amount, plus about a half teaspoon for the face and neck.

Reapply every 2 hours, and after 80 minutes of swimming, sweating, or toweling off. Indoors away from windows may not require reapplication.

Chemical sunscreens should be applied 30 minutes before sun exposure. Mineral (physical) sunscreens work immediately.

Chemical sunscreens absorb UV rays before they reach the skin. Mineral, also called physical, sunscreens create a barrier that reflects UV.

Compare chemical vs mineral sunscreens

Broad spectrum protection covers both UVA and UVB. UVB burns. UVA drives skin aging and penetrates clouds and glass.

SPF is the sun protection factor. Correctly applied, SPF 30 delays burning about 30 times versus no sunscreen. SPF 50 about 50 times.

SPFs above 50 offer only marginally more UVB protection and no extra UVA coverage. For most people, SPF 30 to 50 is the sweet spot.

You can burn on cloudy days if the UV Index is 3 or higher. Daily use between 10am and 4pm is recommended most of the year.

Most weather apps include an hourly UV Index, even on cloudy days.

Yes. Sunscreen can limit transepidermal water loss, which helps skin maintain hydration.

Yes when used properly. Spray until skin glistens and rub in. Avoid inhalation by spraying into hands and applying manually.

Daily sunscreen use has not been shown to cause vitamin D deficiency. You still get some UV exposure. Diet or supplements can help if needed.

Hybrid formulas combine chemical filters that absorb UV with mineral filters that reflect it. Helpful for minimizing white cast while staying gentle.

If you are in a white or light shirt, choose a zinc oxide sunscreen like our Mineral Performance Sunscreen Spray SPF 30. In dark shirts, use a non-mineral option like our Sunscreen Spray SPF 50.

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SUNSCREEN FAQ