Guava leaves are regarded as herbal treatment for several diseases due to their medicinal properties. The health benefits of guava leaves are given below. 

• Guava leaves contain vitamin C, which helps boost collagen activity. This helps hair grow out faster and healthier.
• Its antioxidant properties help fight free radicals, thus preventing damage.
• It also contains lycopene, which provides protection from the harmful ultraviolet rays of the sun.
• Massaging the lotion into your scalp improves blood pressure, which helps the follicles receive more nutrition. This results in healthy hair growth.
• It helps remove the buildup of dirt and grime from your hair and unclogs your follicles. This helps prevent oiliness and dandruff.
• The removal of dirt helps smooth down your hair shafts, making them soft and shiny.

Owing to the side effects resulting from the usage of medicines and drugs, herbal plants are being increasingly considered for the treatment of various diseases and guava leaf is one of them. Due to its medicinal properties, guava leaf supplements are nowadays available in the form  guava leaf tea.