What is alpecin caffeine shampoo 375ml alpecin caffeine shampoo c1 is for stronger and thicker hair.hair immediately has a better grip and can be styled better without the use of softening agents.alpecin caffeine shampoo c1 combines over 80 years of hair care research. Your daily hair routine use alpecin caffeine shampoo c1 every day. Leave it on the scalp for roughly two minutes from application to rinsing out. What are the key features stimulates hair roots during washing with patented skin activator hair energizer recharges your hair during washing ingredients what are the active ingredients aqua, sodium laureth sulfate, laureth 2, disodium laureth sulfosuccinate, sodium lauroyl glutamate, sodium chloride, caffeine, panthenol, parfum, peg 120 methyl glucose dioleate, hydrolyzed wheat protein, citric acid, sodium citrate, menthol, peg 40 hydrogenated castor oil, potassium sorbate, polyquaternium 7, disodium edta, sodium benzoate, zinc pca, niacinamide, limonene, tocopherol, phenoxyethanol, methylparaben, propylparaben, ci 42090, ci 60730ingredients usage how to use alpecin caffeine shampoo 375ml applicationleave on the scalp for 2 minutes from application to rinse. This shampoo does not contain softening silicones so your hair will immediately have more grip.information for competitive athletes alpecin caffeine can be detected in hair follicles.usage