A lightweight 10% niacinamide booster with allantoin, licorice root and antioxidants. Designed to layer under your regular serum — a fractional dose for users who don't want a full niacinamide routine but want the pigmentation and oil-control benefits.
The verdict
What this is good for
✓ Great forDark SpotsOilinessRedness
The formulation
Ingredient stack
Each ingredient is listed in descending concentration. Above the 1% line the order is regulated — below it, brands can list in any order.
Ingredients above the dashed gold line are dosed above 1% (the regulatory threshold) — these are what the formulation is really built on.
~50–80%Water
10%Niacinamide
~3–10%Acetyl Glucosa…
~2–6%Phospholipids
~1.5–4%Sodium Hyaluro…
~1–2%6 ingredients
~1–2%Glycerin
~1–2%Butylene Glycol
~1–2%3 ingredients
≤ 1% each4 more ingredients below 1%
position-estimated %★ brand-disclosed %1% regulatory line
The most versatile and universally tolerated skincare active. Inhibits melanin transfer (fading dark spots), reduces sebum by up to 68%, strengthens the skin barrier via ceramide synthesis, calms inflammatory pathways to reduce redness, and visibly minimises pores over 4–8 weeks. Works at any pH and pairs with virtually every other active.
A well-studied plant-derived brightener. Glabridin inhibits tyrosinase and has anti-inflammatory properties; licochalcone A is a powerful antioxidant especially effective for rosacea; glycyrrhizin soothes and reduces redness. Among the safest and most effective botanical brighteners for sensitive skin.
The closest active-matched alternative is the Beauty of Joseon Glow Serum : Propolis + Niacinamide (77% active overlap). We found 6 options that share this product’s hero actives.
Skin Stacker is independent and receives no payment from any brand. Ingredient analysis is based on publicly disclosed INCI lists and the peer-reviewed literature. Formulations change — always re-check the label on your specific batch before using.