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Sunscreen is an essential skincare product that protects our skin from the harmful effects of the sun's ultraviolet (UV) rays. It helps prevent sunburn, premature aging, and reduces the risk of skin cancer. Within the sunscreen market, there are two main types: mineral sunscreen and chemical sunscreen.
Mineral Sunscreen
Mineral sunscreens, also known as physical sunscreens, are formulated using natural ingredients, such as zinc oxide and titanium dioxide. These minerals act as a physical barrier, creating a protective layer on the skin which reflects and scatters UV radiation away from it's surface. Furthermore, they provide protection against both UVA and UVB rays.
Benefits
Gentle on the Skin: Mineral sunscreens are generally well-tolerated by sensitive skin types.
Immediate Protection: These sunscreens start working as soon as they are applied to the skin.
Safe for sensitive skin: Because these sunscreens do not contain harsh synthetic chemicals and they are not absorbed into your skin, they are less likely to cause skin irritation.
Safe for pro-acne skin: Mineral sunscreens that are labeled as non-comedogenic won't clog your pores because they do not sink into your skin.
Potentially More Effective Skin Protection: Because they provide a physical barrier that protects the skin against damaging UV rays.
Drawbacks
White Cast: Some mineral sunscreens may leave a white residue on the skin, which can be visible, especially on darker skin tones.
Thicker Consistency: Mineral sunscreens tend to have a thicker texture, which can feel heavy on the skin.
Chemical Sunscreen
Chemical sunscreens contain organic compounds, such as avobenzone, octinoxate, and oxybenzone. These compounds work by absorbing UV rays and converting them into heat, which is then released from the skin. The active ingredients in chemical sunscreens penetrate the skin and absorb UV radiation. They offer different types of protection against either UVA or UVB rays, or both.
Benefits
Lightweight Texture: Chemical sunscreens are typically lighter in texture, making them easier to apply and blend into the skin.
No White Residue: Unlike some mineral sunscreens, chemical sunscreens do not leave a white cast on the skin.
Suitable for Most Skin Types
Water and Sweat resistance
Drawbacks
Potential Skin Sensitivity: Some individuals may experience skin irritation or allergic reactions to certain chemical sunscreen ingredients.
Delayed Effect: Chemical sunscreens require approximately 20 minutes to be absorbed into the skin before they become effective.
Adverse Environmental Effects: Ingredients often found in chemical formulas are not considered to be "reef-safe" in some states.
May be Less Effective: Because they absorb the sun's ray instead of blocking them.
Best Mineral Sunscreens in the Market
Palm and Pine1Sunscreen SPF 50: Formulated with 100% natural ingredients, this vegan sunscreen is gentle and effective for sensitive skin. It does not leave a white cast and keeps the skin hydrated.
Blue Lizard Sensitive Mineral Sunscreen SPF 50: Formulated without harsh active chemicals, this sunscreen offers Blue Lizard's strongest UV protection. It's paraben and fragrance free, water resistance, and dries clear. It does not contain Oxybenzone or Octinoxate.
La Roche Posay Anthelios Mineral Sunscreen SPF 50: Formulated with powerful antioxidant complex, this sunscreen helps protect the skin from free radicals caused by UV rays. It is ideal for all skin types, non-comedogenic, and water-resistant. Furthermore, this sunscreen is recommended by the Skin Cancer Foundation.
Best Chemical Sunscreens in the Market
Neutrogena Ultra Sheer® Dry-Touch Sunscreen SPF 55: Formulated with Helioplex® technology, it offers broad protection against aging UVA rays and burning UVB rays. In addition, it is non-comedogenic, non greasy, and fast absorbing.
EltaMD UV Clear Tinted Broad-Spectrum SPF 46: Formulated with high-purity niacidamine, this sunscreen helps reduce the appearance of blemishes on the skin. It contains micronized zinc oxide to prevent the skin from UVA and UVB rays.
Supergoop! Play Everyday Lotion Sunscreen SPF 50: Formulated with natural extracts like sunflower seed, citrus and basil, this sunscreen offers broad protection against UVA, UVB and IRA (Infrared radiation) rays. It is ideal for all skin types, fast absorbing, non greasy, and water-/sweat-resistance.
Both mineral and chemical sunscreens offer protection against the sun's harmful UV rays. Mineral sunscreens act as a physical barrier, reflecting and scattering the rays, while chemical sunscreens absorb and convert the rays into heat. The choice between these two types of sunscreens depends on personal preference, skin type, and specific needs. It is essential to choose a broad-spectrum sunscreen with a sufficient SPF rating and reapply it regularly for optimal protection. Consulting with a dermatologist can also help in selecting the most suitable sunscreen for individual needs. Remember, regular sunscreen usage is crucial for maintaining healthy and protected skin.
Sources
Skin Cancer Foundation. (2021). All about sunscreen
U.S. Food and Drug Administration. February 26, 2019. Sunscreen drug products for over-the-counter human use
U.S. Food and Drug Administration. (2020). Shedding more light on sunscreen absorption
National Library of Medicine. August 16, 2019. Sunscreen products: Rationale for use, formulation development and regulatory considerations
The University of Texas MD Anderson Cancer Center. June 30, 2022. Mineral or chemical sunscreen: Which should you choose?
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