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GF Advanced Repair Serum


An innovative formula born of cutting-edge technology and containing an advanced peptide and protein complex.


GF Advanced Repair Serum is a powerful serum:

  • Hydrates and nourishes the skin to visibly reverse the signs of aging.
  • Visibly improves the revitalization of the skin and the appearance of wrinkles and fine lines, and also promotes firmness of the skin.

Clinical study:
Skin Firmness*: up to +61%
Wrinkle Reduction**: up to -94%

*4-week clinical study on 27 women (avg. age 56.5 years). The GF Advanced Repair Serum was applied twice a day after cleansing the skin and in combination with a G.M. Collin day cream or night cream. The efficacy and tolerance of the product were tested on D0, D14, and D35. Performed by Lab. Dermo-Cosmetik (G.M. Collin) on-site.


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