Prime Big Deal Days Oct 6–7. SHOP THE DEALS ▸

Augustinus BaderThe Retinol Serum

Retinol serum

$575

Size 50 ml, $340.10 / fl oz

Sold by Augustinus Bader. Amazon's shipping and returns apply. Who sells Augustinus Bader on Amazon

Amazon price as of Oct 5, 2026, 1:19 AM ET, subject to change: the price on Amazon at checkout is the one that applies. We may earn a commission; the price you pay is the same.

Peter Thomas Roth Retinol Fusion PM Night Serum
12 cheaper on the same shelf, from $4.36 / oz. See them

No dupe for this one yet

Want one? Ask, and it moves up our list. A pair only goes up when the cheaper product matches on format, finish or key actives and Amazon.com or its maker sells it.

About the Product

What it is: Retinol serum, 50 ml. Backed by science. Powered by TFC8 and stabilized retinol to target fine lines, wrinkles, and uneven texture while promoting skin renewal.

What Else You Need to Know:

  • Benefits: Targets fine lines, wrinkles, and uneven texture while promoting skin renewal and radiance.
  • Suitable for: All skin types; especially those targeting fine lines, wrinkles, aging skin, acne, or uneven texture; suitable for evening use.
  • Experience: Lightweight serum that absorbs quickly, delivering retinol and hydration for smoother, more radiant skin.
  • Clean & conscious: Vegan, cruelty-free, fragrance-free. Glass bottle is recyclable; outer carton FSC-certified and recyclable.

From the Amazon listing.

Skincare dupe guides

Cheaper on the Same Shelf

Retinol serum, for less per ounce on Amazon

$575

$340.10 / fl oz