SUNSCREEN IN SKINCARE
Sunscreen is one of the most essential parts of a skincare routine because it protects the skin from harmful ultraviolet (UV) rays from the sun. These rays are present even on cloudy days and can cause both immediate and long-term skin damage. Daily use of sunscreen helps prevent sunburn, premature aging, dark spots and reduces the risk of skin cancer. It is therefore not just a cosmetic step but a vital protective measure for maintaining healthy skin.
UV Rays and How Sunscreen Works
The sun produces two main types of ultraviolet rays that affect the skin: Ultraviolet A radiation (UVA) and Ultraviolet B radiation(UVB )rays. UVA rays penetrate deep into the skin and are mainly responsible for signs of aging such as wrinkles, fine lines and loss of elasticity. UVB rays, on the other hand, mainly affect the surface of the skin and are the primary cause of sunburn and redness. Sunscreen works by either absorbing these rays (chemical sunscreen) or reflecting them away from the skin (physical or mineral sunscreen). Broad spectrum sunscreen is the most effective because it protects against both UVA and UVB rays, offering complete skin protection.
Types of Sunscreen
There are two main types of sunscreen: chemical and physical (mineral) sunscreen. Chemical sunscreens are lightweight and work by absorbing UV radiation and converting it into heat, making them easy to wear under makeup and suitable for daily use. Physical sunscreens contain mineral ingredients like zinc oxide or titanium dioxide, which sit on the skin’s surface and reflect UV rays away. They are often recommended for sensitive or acne prone skin because they are less likely to cause irritation.
Proper Use of Sunscreen
For sunscreen to work effectively, it should be applied as the last step of a skincare routine, after moisturizer. It is important to use enough product, usually about two fingers’ length for the face and neck. Sunscreen should be applied 15–20 minutes before sun exposure to allow it to set properly on the skin. Reapplication every 2–3 hours is necessary when outdoors, especially if sweating or swimming. Areas such as the neck, ears and hands are often forgotten but also need protection to prevent sun damage.
Common Sunscreen Mistakes
Even though sunscreen is used widely, many people still make mistakes that reduce its effectiveness. One common mistake is applying too little product, which leads to incomplete coverage and weak protection. Another mistake is not reapplying every 2–3 hours, especially during long outdoor exposure. Some people also skip sunscreen on cloudy days, forgetting that UV rays still pass through clouds. Others rely only on makeup with SPF instead of using proper sunscreen as a base layer. Additionally, many forget important areas such as the ears, neck, lips and hands, which are equally exposed to sun damage. Applying sunscreen too late, after going outside, is also a frequent mistake since it needs time to form an effective protective layer.
Conclusion:
In conclusion, sunscreen is a non-negotiable step in skincare because it protects the skin from both visible and invisible sun damage. Understanding how UV rays work and choosing the right type of sunscreen helps improve its effectiveness. When used consistently and correctly, sunscreen not only prevents skin damage but also supports long-term skin health, keeping the skin youthful, even toned and protected.
𝕊𝕦𝕟𝕤𝕔𝕣𝕖𝕖𝕟 𝕚𝕤 𝕟𝕠𝕟- 𝕟𝕖𝕘𝕠𝕥𝕚𝕒𝕓𝕝𝕖