According to our experts, the vitamin C type will also determine its effectiveness. Pure vitamin C, known as L ascorbic acid, ...

When it comes to achieving bright, glowing skin, a vitamin C serum is key. But not all vitamin C serums are created equal—and ...

If there’s one place where beauty trends are born, it’s TikTok. As you get into the swing of 2025, the app is buzzing with ...

drawing from eight (and counting) highly concentrated ingredients like retinol, glycolic acid and niacinamide­. —Cady Lang Buy now: SkinCeuticals CUSTOM D.O.S.E ...

Zinc PCA targets the cause by controlling oil production, while pore patrolling salicylic acid fights blemishes already there. A pigment-controlling addition leaves no marks behind. This sunscreen ...

Shopping Writer The SkinCeuticals Silymarin CF Serum is formulated with 15 per cent l-ascorbic acid, 0.5 per cent silymarin, 0.5 per cent ferulic acid and 0.5 per cent salicylic acid. This unique ...

Some of those ingredients are, frustratingly, wildly popular ones — prescription retinoids, over-the-counter retinols, hydroquinone, benzoyl peroxide, and salicylic acid, to name a few.