Rosemary has the effect of sweating, strengthening the spleen, tranquilizing the mind and relieving pain, and is mainly used in the treatment of all kinds of headaches and early hair loss. The contraindications of rosemary are not yet clear. Rosemary is the whole herb of rosemary, family Labiatae, warm, pungent flavor. Rosemary’s effects include sweating, strengthening the spleen, tranquilizing the mind, and relieving pain. Rosemary is mainly used as a decoction for internal use, rosemary into the water decoction, filtered residue, add honey and drink, can be used in the treatment of headache. Can also be used externally, rosemary and borax mixed into a dip, for excellent shampoo, and can prevent early baldness. The adverse reactions and contraindications of rosemary are not clear. Rosemary should be taken under the guidance of traditional Chinese medicine, not blindly self-medication, so as not to delay the condition.