Guides
Vitamin C Skincare Guides
Practical, label-based guides to using vitamin C in a Korean skincare routine. Every UNI&CORE product mentioned is available on Amazon.com.
Korean Vitamin C Skincare Routine: Cleanse, Mask, Brighten
A three-step Korean vitamin C routine: enzyme cleanse, vitamin C sheet mask, then a 13.5% vitamin C serum ampoule.
Read the guideVitamin C Ampoule vs Serum: What's the Difference?
Ampoule or serum? How Korean vitamin C ampoules differ from serums, what the percentage means, and where an ampoule fits in your routine.
Read the guideHow to Use an Enzyme Powder Cleanser
How to use a Korean enzyme powder cleanser: how much powder, how to lather, how often, and how it differs from a foam cleanser or a scrub.
Read the guideVitamin C and Glutathione: Why They're Paired in Skincare
Why vitamin C and glutathione are paired in brightening skincare, how to use them in a routine, and what to expect.
Read the guideHow to Use a Vitamin C Sheet Mask
How to use a vitamin C sheet mask: when, how long, which side faces out, what to do after, and how often to mask for a brighter-looking glow.
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