One potential downside is that alpha-hydroxy acids "thin out the epidermis, making it a little more sensitive to being sunburned," but not nearly as sensitive as it is to Retin-A, he said.

一个潜在的不利因素是阿尔法羟基酸“使表皮变薄，更加敏感从而易被阳光灼伤，”但它远不及Retin - A带来的敏感程度，他说。

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Add alpha hydroxy acids to your routine, and use a mask with algae to increase microcirculation and even out your skin.

平常添加一点阿尔法羟基酸，使用海藻面膜增强你皮肤的微循环和均匀度。

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If skin is normal to dry, look for moisturizers containing alpha hydroxy acids.

如果皮肤是中性到干性的，你要找一找包含AHA果酸的润肤霜。

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