Sep 18, 2025 –

A »freshness boost« for the skin

Our (18) AHA serum is here.

A mild cocktail of fruit acids, also known as alpha hydroxy acids (AHA), polyhydroxy acids (PHA) and succinic acid – a must for modern and exquisite skincare.

composition

Classic fruit acids for dissolving old stains
skin cells, which smooths and refreshes the skin.

Moisturizers with particularly gentle
Peeling properties

(Also called succinic acid.) Dicarboxylic acid
with antioxidant properties.

What effect do the three acids have?

  • Dissolve calluses
  • Do they counteract skin impurities?
  • Promote cell renewal
  • Provide moisture
  • Reduce visible signs of skin aging

compatibility
Excellent, even for sensitive skin.

Application
Use as a "leave-on" product in the morning or evening after cleansing and before any further steps that may follow, but are not required. If used in the evening, the AHA serum should be used alternately with the Vitamin A serum.

The (18) AHA Serum complements our existing active ingredient serums with a wide range of new performance properties. It revitalizes, refreshes, evens out pigmentation irregularities, refines the skin by reducing fine lines, and stimulates collagen synthesis.

Note : The (18) AHA Serum is a daily,
Gentle exfoliation. It is clearly different from...
(14) Triple Peel, which is only used 1-2 times/week as
Rinse-off is applied.