December 2023 in “International Journal of Health and Pharmaceutical” Green betel leaf extract cream helps improve hair growth and health.
March 2024 in “International Research Journal of Modernization in Engineering Technology and Science” The herbal shampoo made hair shinier, smoother, and softer without side effects.
December 2024 in “JURNAL ANALIS LABORATORIUM MEDIK” Diabetic wounds heal slower than healthy wounds.
August 2025 in “Tropical Journal of Natural Product Research” LEON gel significantly boosts hair growth without irritation.
June 2022 in “International Journal for Research in Applied Science and Engineering Technology” The herbal shampoo made from Piper Betel and Psidium Guajava leaves was safe, promoted hair growth, and reduced hair fall.