Skincare meets Haircare! Revolution Haircare Caffeine Energising Scalp Serum for Fine Hair harnesses caffeine to create an overnight formula that reinvigorates fine hair and helps keep the scalp healthy. Just like the rest of your skin, your scalp needs some attention too – ensuring it's healthy means your hair will be healthy too, and that's where this targeted serum that's best for fine hair comes in. Vegan, cruelty-free, sulphate-free and silicone-free. Key ingredients: Caffeine – awakens scalp and roots Bamboo Extract – a symbol of vitality and strength Betaine – helps to nourish Panthenol – improves strength, moisture and shine.