"On the Need for Retinol and Glycolic Acid"

Mrs.'s skin care is related to facial luster and delicate texture. Among them, the need for retinol and glycolic acid is often studied by everyone.

Retinol is a derivative of vitamin A. Its effect on the skin should not be underestimated. It can help the skin's metabolism speed, make the old cuticle fall off in time, and the new skin gradually emerges, making the skin glow. And it can stimulate the production of collagen, fill the skin, reduce fine lines, and make the skin firm and elastic. However, although retinol is effective, beginners should be careful. Because of its certain irritation, or cause skin redness, dryness, and desquamation. Therefore, when using it for the first time, small doses and low frequencies should be used. After the skin gets used to it, gradually increase the dosage and frequency.

Glycolic acid is a fruit acid. Its molecules are tiny and can penetrate deep into the bottom layer of the skin. It can loosen the connection between keratinocytes, effectively improve skin roughness, dullness, and brighten skin tone. At the same time, it can also promote the skin's absorption of nutrients in skin care products. However, glycolic acid also has its taboos. High-concentration glycolic acid is highly irritating to the skin, and improper use can easily cause skin burns and allergies. When using, you need to choose a product with an appropriate concentration according to your own skin type, and do a good job of

As for whether both need to be used, when your mileage may vary. If the skin is rough, thick and tolerant, the combination of the two may complement each other. Retinol promotes skin renewal from the inside out, and glycolic acid loosens the keratin from the outside. The two-pronged approach makes the skin more delicate and shiny. However, if the skin is sensitive and fragile, use one alone, or discard both, so as not to overwhelm the skin.

In short, when it comes to retinol and glycolic acid, you should not blindly follow the trend. When you carefully observe your own skin type and make a careful choice, you can achieve the ideal skin care effect.