Made in the UK - Authentically UK Crafted: Proudly made in the heart of London by Nature Spell, a family-run factory since 2009. How to Use - Fill It Up, Seal and Prep, Squeeze and Apply, leave in for few hours then wash off, or leave overnight. Harness the combined power of Nature Spell rosemary oil pre-diluted. This hair oil for hair growth stimulates follicles, promoting longer strands while offering deep hydration, all in a lightweight blend. The Precision Applicator Comb, a revolution in hair oil applicator bottle, ensures an even, nourishing oil distribution for every hair strand. Widely used in hair care, regular use of rosemary helps to stimulate follicles making hair grow longer and stronger whilst slowing down premature hair loss and greying of hair.