For decades, an unshakable principle prevailed in dermatology and hair research: hair grows by be...

A comprehensive blood test before hair transplantation is crucial for the success of the surgery. This guide shows which lab values are important and how to optimally prepare your body for the hair transplant – from ferritin and vitamin D to zinc.

Learn how to prepare optimally in the four weeks before your hair transplant. Our countdown guide shows you step by step which measures are crucial for nutrition, scalp care, and medication management.

Magnesium is an essential mineral that plays a key role in healthy hair growth. Learn how a magnesium deficiency leads to hair loss, how scalp calcification affects blood circulation, and which magnesium-rich foods and KÖ-HAIR products can help support your hair growth from the inside and outside.

Itching after a hair transplant is one of the most common side effects during the healing process...

A successful hair transplant begins long before the actual procedure. While many patients focus o...

The first days and weeks after a hair transplant are crucial for the final result. Besides avoidi...

Hair care has fundamentally changed in 2026. While for years we focused almost exclusively on hai...

Research into the causes of hair loss is continuously making progress. While genetic and hormonal...

The groundbreaking Phase III results for Clascoterone could revolutionize the treatment of hereditary hair loss. Learn how the first topical androgen receptor blocker works and how you can already optimize your hair care.

The decision to undergo a hair transplant is the first step toward renewed self-confidence. Howev...

You have probably already heard that certain nutrients are important for healthy hair. While biot...

For a long time, minoxidil was considered the undisputed standard in treating hair loss. But the ...

The decision to undergo a hair transplant is an important step toward renewed self-confidence. Wh...

Learn how to properly use the KÖ-Hair Circulation Serum Spray with 3% Redensyl. Step-by-step guide for optimal scalp care and hair growth.

The weeks following a hair transplant are a time of anticipation – but often also uncertainty....

The Importance of Blood Circulation for Healthy Hair Growth Full, healthy hair starts at the root...

Healthy, strong hair begins far beneath the surface – deep within the layers of the scalp. While ...

The decision to undergo a hair transplant is an important step toward renewed confidence and full...

Hair loss is a complex topic that goes far beyond pure genetics. In modern trichology and hair re...

For a long time, hair loss was only treated once it became visible. But a new approach is revolut...

The health of our hair is significantly influenced by the nutrients we provide to our body. While...

The year 2026 marks a paradigm shift in hair care: the so-called "skinification" of the scalp has...

The year 2026 marks a turning point in hair research. Discover the three most promising new approaches to treating hair loss: metabolic reprogramming with PP405, the innovative 2-Deoxy-D-Ribose gel, and the groundbreaking MLPH peptides. Learn how you can integrate these scientific breakthroughs into your care routine today.

For a long time, hair care primarily focused on the lengths and ends. But a new trend is revoluti...

Proper care after a hair transplant determines the success. Learn week by week how to optimally support your scalp – from the Sensitive Calm Shampoo in the early phase to the activating care starting from week 4.

Learn which nutrients your hair roots really need and how you can prevent hair loss through the right nutrition.