Alongside rosemary oil is cedarwood, an essential oil known for its ability to balance out oil glands and cleanse the skin.

Source: https://www.sltrib.com/sponsored/2023/02/26/best-rosemary-oils-hair-growth/

Men have been using oils of all sorts for centuries — olive oil, rosemary oil, etc.

Source: https://www.sltrib.com/sponsored/2023/02/10/30-best-beard-products-2023/

This rejuvenating cleanser is packed with ingredients that will help fortify your scalp and strands, including vitamin- and mineral-rich pumpkin seed extract, rosemary oil (to stimulate hair growth) and panthenol (to improve retention).

Source: https://www.forbes.com/sites/forbes-personal-shopper/article/best-shampoos-for-dry-hair/

You can get rosemary oil on Amazon for £8.39.

Source: https://www.mylondon.news/news/health/experts-slams-rosemary-oil-hair-27588078