Retinol 24 MAX Night Smoothing Serum
Serum
Lists retinoid, silicones, formaldehyde releasers
All 20 ingredients read
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Retinoid
retinol, retinyl propionate. Night use; don’t pair with acids on the same night.
Fragrance-free serums
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All 20 ingredients
Retinol 24 MAX Night Smoothing Serum by Olay lists 20 ingredients, in label order. Each line says what the ingredient does in the formula.
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aqua
Solvent
dimethicone
Silicone · skin protectant
glycerin
Humectant
retinol
Skin conditioning (retinoid)
retinyl propionate
niacinamide*
tropaeolum majus flower/leaf/stem extract**
palmitoyl pentapeptide-4***
dimethiconol
laureth-4
polysorbate 20
Emulsifier
laureth-7
disodium edta
Chelating agent
dimethicone crosspolymer
polyacrylamide
titanium dioxide
Colorant · UV filter
mica
c13-14 isoparaffin
dmdm hydantoin
iodopropynyl butylcarbamate
Ingredients: Olay website · Updated October 22, 2026