许多人会犯这样的错误，过度使用洗发水，使得头皮出油更多。

Many guys make the mistake of shampooing too often which can cause your scalp to actually produce more oil.

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你的头皮发干么？干性头皮会从头发中吸取油脂，从而更易出油。如果你头皮很干，请使用针对干性头皮的洗发水。

Is your scalp dry? Ironically, a dry scalp can produce more oil which then gets in the hair. If your scalp is dry, use a shampoo for dry scalp.

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