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How to differentiate between physical and chemical sunscreens.
Despite being widely used, not everyone knows how to distinguish between physical and chemical sunscreens. This knowledge is not just for recognition but is essential in choosing the right one for your skin. While skincare can be a thousand steps, sunscreen is a crucial part that cannot be overlooked.
A standard physical sunscreen suits everyone, whether it's sunny or rainy, winter or summer. It not only helps prevent tanning but also protects from harmful blue light and harmful UV rays from the sun, dangers that you cannot foresee.
There is a myriad of trending sunscreens on the market today, but choosing the right one is not that simple. Depending on skin type, needs, texture, and ingredients, it varies and suits different individuals. Let Web Compare guide you in distinguishing between physical and chemical sunscreens for a successful sunscreen selection journey!
What is physical sunscreen?
Take a look at your sunscreen bottle and check if it contains two ingredients: titanium dioxide and zinc oxide. If it does, then it's a physical sunscreen, as chemical sunscreens lack these components. These substances create a protective barrier on the skin, eliminating and reflecting UV rays from direct sun exposure.
Advantages of physical sunscreen
Firstly, it shields the skin from both UVA and UVB rays. This type of sunscreen works instantly upon application, requiring no time for absorption. Physical sunscreens exhibit long-lasting efficacy when exposed to sunlight, except in humid or watery conditions. They are less likely to cause irritation, making them suitable for sensitive skin. Individuals prone to heat-related irritations, burns, or redness will find that physical sunscreen soothes and calms the skin.
What are the drawbacks?
Of course, both physical and chemical sunscreens have their disadvantages. Physical sunscreens may wear off quickly when the skin produces oil or sweat, making them more suitable for indoor use. Outdoor activities may cause the sunscreen to lose its effectiveness, necessitating reapplication. The sunscreen tends to have a white color and doesn't blend into the skin well, which can be a bit inconvenient for those with darker skin tones. The thick, heavy texture of the sunscreen may also hinder proper pore ventilation.
Exploring Chemical Sunscreen
The composition will include organic ingredients such as octinoxate, oxybenzone, avobenzone... The mechanism of the sunscreen involves a chemical reaction, altering UV rays into heat and releasing it to protect the skin. This action is chemical absorption.
The advantage lies in its lightweight texture, quick absorption, and easy application for daily use. It blends well with other skincare ingredients.
However, there are several drawbacks. Firstly, it may cause dark spots on the skin. Secondly, it needs to be applied 20 minutes before sun exposure. It can be irritating, especially for dry or dehydrated skin. Despite its high SPF, it can be harsh on sensitive skin. The sunscreen is not long-lasting under direct sunlight, requiring reapplication every 2 hours. It's not suitable for heat-sensitive irritated skin as it converts UV rays into heat, potentially causing redness.
Comparing Chemical and Physical Sunscreen
It's challenging to determine whether chemical or physical sunscreen is superior. No sunscreen suits all skin types. Select based on individual preferences and needs. There are now hybrid sunscreens combining physical and chemical properties. For further details, visit the Comparison Website.
