Rosemary oil and minoxidil are both used for hair growth, but they have different origins and compositions. Rosemary oil is a natural remedy extracted from the aromatic herb rosemary, while minoxidil is an FDA-approved medication for hair loss. Rosemary oil is believed to promote hair growth and improve scalp health, while minoxidil is renowned for its efficacy in promoting hair regrowth. Both have their merits, but it’s essential to consider potential side effects and individual needs, preferences, and experiences. Rosemary oil has anti-inflammatory and antioxidant properties, which can help to prevent hair loss and improve overall hair health. Minoxidil has undergone extensive clinical trials and research, proving its efficacy in promoting hair growth and slowing hair loss. Scalp itching is more frequent in the minoxidil group, while rosemary oil may be a better option for people with a history of allergies or skin irritation. When applying rosemary oil to hair and scalp, it's important to dilute it with a carrier oil such as jojoba, coconut, or olive oil to prevent skin irritation and ensure even distribution throughout the hair.