For weak, fine hair
Strengthens the hair from the roots
Visibly gives more volume
The GUHL shampoo intensive strengthening visibly gives volume and strengthens the hair inside and out. The beer it contains has always been an insider tip for weak hair. It is particularly rich in yeast and malt. Yeast is known to strengthen hair and prevent hair breakage. Malt is particularly popular due to its volume-giving effect. The shampoo is dermatologically tested, the bottle is made of 50% recycled PET.