How important is it to enhance skin sun protection?
Every spring, major skin care products are rapidly launching sunscreen products.
The battle for sun protection was more precise in this early spring.
The major international skin care advertising investment in the fashion media is not serious.
So why do you need sun protection?
The answer pointed out by more people may be that the ultraviolet rays in the sun will tan the skin!
In fact, the ultraviolet rays in the sun are not just as simple as tanning your skin!
It will also accelerate skin aging, and blackheads and scars will appear on oxidized acne. Skin that is often whitened will have sunburn under the ultraviolet radiation.
Then let us be more scientific and understand the lessons about sunscreen, and understand why the skin should pay attention to sunscreen!
Knowing the ultraviolet rays in the sunlight also has a good side. It can kill or inhibit the bacteria on the skin surface, promote the conversion of dehydrogen free radicals in the skin into vitamin D, and enhance the body’s resistance and promote the human heart.Dust metabolism.
However, too long sun exposure will cause harm to human skin.
When a part of the ultraviolet (wavelength 290-320NM) is the UVB segment.
It can make the skin dermis gradually harden, dry, lose elasticity, and accelerate aging and wrinkles.
Even under the sun’s transitional illumination, bright red spots, melasma, swelling, severe redness and peeling will appear on the skin!
The so-called ultraviolet rays refer to rays with a wavelength of 200-400NM, which belongs to the shortest wavelength of sunlight, which accounts for about 6% of the total ultraviolet energy of sunlight. There are three stages of ultraviolet decomposition, and 200-280 becomes the UVC stage, that is, the sterilization stage.
290-320 is UVB short, also known as sun-red section, which is also the main dual of sun protection.
It is the root cause of sunburn.
320-400 is a UVA section, and it becomes a tanning section.
2. Recognize the general ingredients of sunscreen products. The composition of various basic skincare products plus various sunscreen agents.
Such as: titanium dioxide, zinc oxide, kaolin (foundation ingredient) calcium carbonate, salicylic acid, etc.
Good sunscreen products not only disperse ultraviolet substances on the skin, but also absorb ultraviolet radiation, and then release them with heat or harmless visible light effect, thereby protecting the skin.
How to choose a sunscreen product The ideal sunscreen product should be this: light color, low odor, no irritation to the skin, no oversensitivity; no decomposition in the sun, good stability.
At present, most of the mainstream sunscreen products are formulated from natural plant or animal extracts, which are truly non-irritating and non-allergic!
Such as: sea buckthorn, aloe, barley kernel, placenta extract, mink oil, etc.
Choose a refreshing sunscreen, and it is best to try it on your wrist when you choose it. If your skin is red, swollen, painful, and itchy within 10 minutes, it means that you have an allergic reaction to the product.For products with a lower index, if you still have an allergic reaction, you can only give up choosing this brand of sunscreen.
When choosing a refreshing sunscreen, in addition to recognizing the OilFree (oil-free) logo on the outer packaging, it is also important to master some small identification skills.
The selected sunscreen product can be lightly applied on the back of the hand or the tiger’s mouth. If the skin can be absorbed quickly, there is no stickiness, whitening, and there is no glossy oily feeling. It feels refreshing and moist.Qualified refreshing sunscreen.
Due to the difference in oil secretion, the skin quality will change, so you should do another skin quality test.
Oily skin should choose osmotic foam cleansing products and penetrating water exchange sunscreen products for dry skin; dry skin should choose milky cleansing products and cream sunscreen products; neutral skin has a wide range of options.
Emulsion and spray sunscreens are basically suitable for all skin types.
For people with earlier skin oils that are prone to acne, you should choose to use a creamy, non-greasy emulsion product. Do not use sunscreen, sunscreen products such as creams, and pay special attention to the product’s non-comedogenic(Meaning no acne).
E.If you usually take antihypertensive drugs or weight loss drugs, sedatives, you should use sunscreen products with higher sun protection factor, because those who take this drug are prone to skin allergies to light, it is necessary to increase the sun protection factor.