先说答案
三个常见迷思:油不等于保湿;喝水有益整体健康,但单靠它解决不了头皮干燥;用温和洗发水规律洗头,并不会让多数人的头皮变干。温和清洁加上轻盈水性保湿,对很多人都有效。
迷思:油能保湿
油封住表面但不补水。透明质酸等保湿剂才会吸引水分。
迷思:洗头会让头皮干
一项关于洗头频率的研究发现,多数人对频繁洗头耐受良好。
常见问题
椰子油对头皮好吗?
有人喜欢;油性或易头皮屑的头皮可能更糟。
怎么知道头皮干?
紧绷和细小白屑是典型迹象。
文中提到的研究
这些研究针对的是成分或一般方法,没有一项测试过我们的护理项目或产品,因此只是背景资料,并非效果证明。
- Bravo B et al. (2022). Benefits of topical hyaluronic acid for skin quality and signs of skin aging: From literature review to clinical evidence. Dermatol Ther 35(12):e15903.Review + RCT summary. Topical hyaluronic acid is a hygroscopic, well-tolerated cosmeceutical ingredient used for skin hydration and rejuvenation, supported by multiple clinical studies.PubMed 36200921doi:10.1111/dth.15903
- Punyani S et al. (2021). The Impact of Shampoo Wash Frequency on Scalp and Hair Conditions. Skin Appendage Disord 7(3):183-193.Epidemiological + controlled wash-frequency study (Asian populations). Among Asian participants, washing 5–6 times a week gave the best overall scalp and hair satisfaction, and daily washing outperformed weekly washing with no detrimental effects.PubMed 34055906doi:10.1159/000512786
