When it comes to choosing effective skincare ingredients, most of us immediately think of exfoliants like aha和bha抗氧化剂,如 维生素C, or 透明质酸. But there’s another ingredient making the rounds, and it stands apart from the competition thanks to its versatile use and gentle nature: 烟酰胺 (Vitamin B3).
什么是烟酰胺?
烟酰胺, also known as vitamin B3, is an ingredient that stands up to just about every type of skin concern. A water-soluble vitamin, niacinamide increases the production of keratin and ceramides, two essential components of youthful, 公司, 还有容光焕发的皮肤. 这样做的时候, niacinamide also helps protect and maintain a healthy skin barrier, our skin’s natural defense system against the outside world that's essential to maintaining proper skin health.
A healthy skin barrier is essential, as this is what helps our skin retain moisture and regulate oil production, preventing our sebaceous glands from going into overdrive and wreaking all sorts of havoc. While you may think this only applies if you have overly dry or extremely oily skin, niacinamide's ability to maintain a healthy skin barrier is beneficial for all skin types. From those with sensitive skin who suffer from 湿疹 to mature skin types fighting fine lines and wrinkles, nearly everyone will find improvement from incorporating niacinamide into their skincare routine.
抗氧化剂
First up in niacinamide’s long lineup of benefits is its antioxidant benefits. 烟酰胺 works as an antioxidant to help protect against damage from environmental stressors such as UV exposure, 污染, and other toxins while simultaneously rebuilding the healthy skin cells that these stressors destroy. It also protects against oxidative stress that breaks down collagen fibers, leading to chronic inflammation responsible for acne, 湿疹, 和红斑痤疮.
色素沉着过度
烟酰胺 also is known for their powerful ability to fight hyperpigmentation. 持续使用, niacinamide can alleviate existing skin discoloration resulting from dark spots, 太阳黑子, and an overall uneven skin tone. But that’s not all—niacinamide helps protect the skin from future hyperpigmentation, 太, by warding off the environmental stressors contributing to it in the first place.
痤疮、粉刺
For those who are prone to acne, niacinamide can fight and alleviate breakouts as it has soothing anti-inflammatory properties and can reduce the redness and blotchiness resulting from the inflammation caused by acne. 烟酰胺 can fight inflammation from 酒渣鼻 and 湿疹, 太. 作为一种维生素, it is it safe for sensitive skin types, unlike most other ingredients that only serve to exacerbate these skin concerns.
增效剂
最后但同样重要的, niacinamide plays well with others and can even boost the effects of other ingredients. One example is products containing niacinamide and a retinoid such as retinol or tretinoin that offer anti-aging benefits when formulated alongside each other. Studies have even shown that combining a retinoid with niacinamide offers significant improvement in 衰老的迹象 thanks to niacinamide’s ability to hydrate and protect the skin, helping to offset the dryness and irritation that is common from using retinoids by themselves.
总之
烟酰胺 can help alleviate several skin concerns including acne, 衰老的迹象, 酒渣鼻, 湿疹, 和色素沉着过度. It can even be formulated with other ingredients to make the product itself more effective. And lastly—niacinamide is safe for all skin types. The next time you’re in the market for a new skincare product, look for one containing niacinamide. After all, it offers 太 many benefits not to be used.
We at Hale have included 烟酰胺 into several of our products, including SB-7:皮肤增亮剂 我们的新 复合维生素眼霜!
参考文献
付俊杰等. “一个随机, controlled comparative study of the wrinkle reduction benefits of a cosmetic niacinamide/peptide/retinyl propionate product regimen vs. 处方0.02% tretinoin product regimen.” The British journal of dermatology vol. 162,3 (2010): 647-54. doi: 10.1111/j.1365-2133.2009.09436.x