What Vitamin C Serum Does for Skin
Vitamin C serum is an antioxidant that supports sunscreen and may even out tone over time, but only while it’s fresh, so storage matters.
How to Choose Between a Physical and Chemical Exfoliant
Physical exfoliants rub dead cells away while chemical exfoliants loosen them; skin type and sensitivity should decide which one, if either, you use.
What Hyaluronic Acid Does for Skin
Hyaluronic acid is a humectant that draws water into the skin’s surface; applying it to damp skin and sealing it with moisturizer makes the difference.
What Niacinamide Does, in Plain Terms
Niacinamide is a gentle form of vitamin B3 that may support the skin barrier and even tone modestly; it helps, but it is not a fix on its own.
What Retinol Does, in Plain Terms
Retinol speeds up skin cell turnover, which is why it helps texture over months but needs a careful, gradual introduction.
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