
Spa
Size
3.7 oz
Tier
budget
Spa's serum — Life Face Serum: REPAIR Retinol Night Serum 100 ml (3.7 oz) Smoothing Formulated with Retinol. Targets aging and dark spots.
The three most popular actives in skincare, decoded. Which one to start with, how to layer all three, and the best affordable serums on Amazon.
Both are dermatologist-backed, fragrance-free, and available everywhere. We compare cleansers, moisturizers, sunscreens, and treatments head-to-head to find the winner for every skin type.