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SOSIALISASI PEMBUATAN SPRAY ANTINYAMUK ALAMI DENGAN MEMANFAATKAN SERAI UNTUK PENCEGAHAN PENYAKIT DEMAM BERDARAH Adilah Athtahirah; Adli Ponco Wicaksono; Adzra Fernanda Dini; Anjas Ninda Kirani; Calsy Fauzia Nurhadian; Astutiningsih, Christina; Mutmainah
Setawar Abdimas Vol. 3 No. 2 (2024): Juli
Publisher : Universitas Muhammadiyah BengkuluUniversitas Muhammadiyah Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36085/sa.v3i2.6636

Abstract

Tanaman serai merupakan tanam tahunan yang juga dikenal dengan Cymbopogon citratus. Tanaman serai  memiliki  berbagai macam  zat  aktif  seperti  geraniol,  citronellal,  dan  citronellol  yang  dapat menimbulkan aroma, sehingga dapat dimanfaatkan sebagai pengusir nyamuk. Kurangya kesadaran masyarakat dalam memberantas nyamuk untuk mencegah penyakit demam berdarah maka dilakukan edukasi tentang manfaat serai dan memberikan penyuluhan mengenai cara pengolahan spray anti nyamuk dengan memanfaatkan tanaman serai. Metode yang dilakukan yaitu dengan memberi edukasi mengenai spray anti nyamuk serai serta memberikan informasi tentang manfaat dan mempraktekkan cara pembuatan spray anti nyamuk pada Warga Rumah Susun Bandungbondowoso Plamongansari, Kecamatan Pedurungan, Kota Semarang ,Jawa Tengah. Kegiatan pengabdian mendapatkan respon positif dan pelatihan ini dapat menambah pengetahuan warga rusun mengenai pembuatan spray anti nyamuk secara alami, dan jika pengetahuan tersebut dikembangkan dengan baik dapat memperoleh dan meningkatkan wawasan warga tentang penanganan demam berdarah serta pembuatan spray anti nyamuk. Kata kunci: Demam Berdarah, Edukasi, Serai, Spray antinyamuk
Comparative Potential of Cream Preparations As Tyrosinase Inhibition Between Ethanolic Extracts of Kepel Leaves (Stelechocarpus burahol (Blume) Hook f. & Thomson) and Pulasari Bark (Alyxia reinwardii Blume) Endang Dwi Wulansari; Endang Diyah Ikasari; Adilah Athtahirah; Dharu Fajar Dwikha Timronna
Indonesian Journal of Pharmacy and Natural Product Vol. 8 No. 02 (2025): Indonesian Journal of Pharmacy and Natural Product
Publisher : Universitas Ngudi Waluyo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35473/ijpnp.v8i02.4307

Abstract

The problem of skin hyperpigmentation due to excessive exposure to ultraviolet rays is a primary concern in the development of cosmetic preparations based on natural ingredients. The enzyme tyrosinase plays a crucial role in the melanin formation process, making it a key target in the formulation of skin-lightening agents. This study evaluated the potential of cream preparations containing ethanol extract of Kepel leaf (Stelechocarpus burahol) and pulasari bark (Alyxia reinwardii) as tyrosinase inhibitors. The extract is obtained through the maceration method using a 96% ethanol solvent and then formulated into a cream preparation with concentrations of 1.25% and 2.5%. Physical characteristics tests (viscosity, pH, dispersibility, adhesion, homogenity) and tyrosinase enzyme inhibition activity tests were performed in vitro using ELISA instruments or microplate readers. The results showed that increased concentration of the extract affected the physical properties of the preparation and increased inhibition ability against tyrosinase, but statistical tests showed insignificant differences in results. Formulations with a concentration of 2.5% showed the highest activity in inhibiting tyrosinase, with pulasari bark extract being more effective than kepel leaves. These findings strengthen the potential of both plants as active ingredients in natural-based skin lightening cosmetic products