Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Numbuzin No.5 Goodbye Blemish Serum Versus Paula's Choice 1% Retinol Treatment

This brightening serum is formulated around Niacinamide and 3-O-Ethyl Ascorbic Acid to fade the look of dark spots and brighten dull-looking skin. This anti-aging treatment is formulated around Retinol and Tetrahexyldecyl Ascorbate to soften the look of wrinkl

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  • This brightening serum is formulated around Niacinamide and 3-O-Ethyl Ascorbic Acid to fade the look of dark spots and brighten dull-looking skin.
  • This anti-aging treatment is formulated around Retinol and Tetrahexyldecyl Ascorbate to soften the look of wrinkles and refine skin texture.