Formulation and Evaluation of Herbal Hair Serum from Guava Leaf, Onion Peel, Neem Powder Extract

This study developed and evaluated an herbal hair serum using extracts from guava leaf, onion peel, and neem leaves, which are rich in compounds that promote hair strengthening and scalp health. The serum, formulated with aloe vera gel and other ingredients, demonstrated good stability and cosmetic acceptability. The combined extracts improved scalp health, reduced hair breakage, and enhanced hair texture, indicating their potential as effective components in herbal hair serums.