In our Product list you´ll find an overview of all our RAHN-Active Ingredients, with a structure after their properties. Additional you´ll find all detailed product information.

Scientifically confirmed effects

Skin Care

• Deeply effective and long-lasting improvement in skin hydration (in-vivo study)

• Increase in skin moisture already with a use level of 1% (in-vivo study)

Hair Care

• Hair repair effect: 43% improvement in hair structure with a dosage of 0.2%

• 12 hour long-term moisture effect (in-vivo study)
• Reduced appearance of scaly skin (in-vivo study)
• Strengthening of skin tissue (in-vivo study)

• Reduces skin lipid removal when washing and promotes re-lipidation after washing (in-vivo study)
• Accelerates the regeneration of the skin barrier (in-vivo study)
• Protects against dehydration and reduces TEWL (in-vivo study)

• Immediate improvement in skin moisture level of up to + 38% after 1 hour (in-vivo study)
• Long-term improvement in skin moisture level of up to 14% after 28 days (in-vivo study)

• Rapid skin calming after physical irritation (in-vivo study)
• Strengthening of the skin against chemical influences (in-vivo study)
• Reduction of irritation and redness compared to hydrocortisone and panthenol (in-vivo study)

• Active cell and DNA protection during solar irradiation (in-vitro study)
• Promotes rapid regeneration of damaged cells and DNA following UV-induced erythema (in-vivo study)

• Reduces the formation of a wide range of ROS (in-vitro study)
• Prevents oxidative cell damage even at low doses (in-vitro study)
• Effectively inhibits the formation of free radicals (in-vivo study)

• Activates the Proteasome (in-vitro study)
• Improves Stress Resistance (in-vitro study)
• Slows down cellular Skin Ageing (in-vitro study)
• Improves Skin Hydration, Skin Roughness and Skin Cell Renewal (in-vivo study)
• Rejuvenates the Eye Area by 6 Years within 4 Weeks (in-vivo study)
• Perceivably Counteracts the Signs of Ageing (Controlled User Test)

• Activation of LXR in human primary keratinocytes (in-vitro study)
• Activation of key enzymes involved in epidermal lipid synthesis (in-vitro study)
• Improvement of hydration, firmness, elasticity and smoothness of skin (in-vivo study)
• Visible improvement of wrinkle depth in eye area (in-vivo study)

• More homogeneous skin appearance (in-vivo study)
• Reduction of wrinkles and fine lines (in-vivo study)

• Stimulates fat degradation (in-vitro study)
• Reduces fat infiltration into the dermis (in-vivo study)

• Prevents formation of new Adipocytes (in-vitro study)
• Reduces lipid accumulation in Adipocytes (in-vitro study)
• Stimulates degradation of existing fat (in-vitro study)
• Triggers fragmentation of lipid droplets (postulated mechanism) (in-vitro study)
• Leads to a significant reduction of abdomen volume (in-vivo study)

• Stimulation of lipolytic activity (in-vitro study)
• Reduction of fat infiltration in the dermis (in-vivo study)
• Improvement of skin micro-relief (in-vivo study)

• Sustained reduction of Lipofuscin formation (in-vitro study)
• Reduction of total area of age spots by 14.2% after 2 weeks and 21.2% after 3 months (in-vivo study)
• Reduction of contour sharpness of age spots by 13.5% after 3 months (in-vivo study)

• Inhibition of melanin production (in-vitro study)
• Lighter complexion (in-vivo study)

• Effectively reduces existent skin impurities and optimises the skin appearance (in-vivo study)

• Improved skin elasticity in the cleavage area, firms the breast and smoothes its surface (in-vivo study)
• Increased breast volume accentuates femininity and lends fullness to the cleavage (in-vivo study)
• Activation of lipid accumulation (in-vitro study) – Lipogenesis in human adipocytes

• Accelerated healing of micro shaving cuts (in-vitro study)
• Increased cell resistance to extreme conditions; cold shock and heat stress (in-vitro study)
• Powerful skin moisturising with long-lasting effect (in-vivo study)

Stem cells are the fountain of youth for skin. Epidermal stem cells are the key cells that initiate tissue regeneration and play a fundamental role in skin rejuvenation. They are responsible for the maintenance of skin homeostasis after the skin is stressed or damaged.