sun protection by Glowtox in NY

Sun Protection 101: The Important Role of Zinc Oxide in your SPF

As the summer months approach, the importance of sun protection cannot be overstated. Extended exposure to the sun’s damaging ultraviolet (UV) rays can cause sunburns, premature aging, and even skin cancer. While various sunscreen options are available in the market, one ingredient stands out for its effectiveness and versatility: zinc oxide. 

What is zinc oxide’s role in sunscreens?

In sunscreens, zinc oxide is crucial as a physical sunblock or sunscreen filter. One mineral that functions as a physical UV filter is zinc oxide. Zinc oxide reflects, disperses, and obstructs the sun’s harmful rays before they can enter the skin, in contrast to artificial sunscreen components that absorb UV rays. Sunscreens containing zinc oxide are often water-resistant, making them suitable for swimming or sweating.

Why is Zinc Oxide in your SPF beneficial?

Zinc oxide offers broad-spectrum protection from UVA and UVB radiation, so it is one of its benefits. UVB rays mainly cause sunburns and skin cancer, whereas UVA rays cause wrinkles and premature aging.

Many individuals with sensitive skin or conditions like rosacea or eczema struggle to find sunscreens that don’t cause irritation or flare-ups. Zinc oxide is renowned for its gentle, non-irritating properties, making it an ideal choice for sensitive skin types. Its mineral-based formulation is less likely to clog pores or trigger allergic reactions.

Zinc oxide is highly water-resistant, ensuring it remains effective after swimming or sweating. This makes it practical for outdoor activities, sports, or beach days. Additionally, zinc oxide sunscreens wear longer than some chemical sunscreens, providing extended protection without frequent reapplication.

What is the proper sunscreen application?

To maximize the benefits of zinc oxide sunscreen, it’s essential to follow proper application techniques:

  • Apply Generously—Cover your entire body with approximately one ounce of sunscreen or the equivalent of a shot glass. Keep in mind that frequently overlooked regions include the ears, neck, and tops of the feet.
  • Reapply Regularly – Reapplication is crucial, especially if you’ve been swimming, sweating, or towel-drying. Aim to reapply your zinc oxide sunscreen every two hours or more frequently if necessary.
  • Start Early – For the sunscreen to thoroughly absorb and establish an effective protective barrier, apply it at least 15 to 30 minutes before going outside.

Why is daily sun protection important?

Sunlight-induced ultraviolet (UV) radiation is the leading cause of skin cancer, including the most deadly type, melanoma. Regular sunscreen use can significantly decrease the chance of developing skin cancer by preventing damaging UV rays.

UV rays can also accelerate the skin’s aging process. They damage the skin’s cellular DNA, leading to the breakdown of collagen and elastin, which results in wrinkles, fine lines, and a loss of elasticity. Regular sun protection can help prevent premature aging and maintain a youthful appearance.

Enjoy the summer, but protect your skin!

Sun protection is not just a summer necessity; it’s a year-round commitment to safeguarding your skin’s health and appearance. By incorporating zinc oxide sunscreen into your daily routine, you can enjoy the great outdoors with peace of mind, knowing that your skin is shielded from the damaging effects of UV rays.

If you are looking for high-quality sunscreens for your summer plans, contact us at Glowtox today. Our team has the knowledge and products necessary to embrace a sun-safe lifestyle. We’ll tell you more about our zinc oxide sunscreen offerings so you can confidently embrace the outdoors.


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