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Journal : Narra J

Phytochemical profiling and enzyme inhibitory activity of Sterculia populifolia DC stem bark extract and fractions against elastase and tyrosinase Khairi, Nur; Nursamsiar, Nursamsiar; Utami, Novi F.; Marwati, Marwati; Nur, Syamsu; Indrisari, Maulita; Kursia, Sukriani
Narra J Vol. 5 No. 3 (2025): December 2025
Publisher : Narra Sains Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52225/narra.v5i3.1778

Abstract

The demand for natural ingredients in cosmetic and medical applications is steadily increasing, particularly for anti-aging and skin-lightening products. Sterculia populifolia DC, a member of the Sterculia genus, is known to contain diverse bioactive compounds such as flavonoids, phenolics, and terpenoids, which may offer pharmacological benefits. The aim of this study was to evaluate the anti-aging potential of S. populifolia stem bark extract and its solvent-partitioned fractions through enzyme inhibition assays coupled with phytochemical profiling. The stem bark was extracted using 96% ethanol via maceration, followed by sequential liquid-liquid partitioning with n-hexane, ethyl acetate, n-butanol, and water. Phytochemical constituents were characterized using liquid chromatography-tandem mass spectrometry (LC-MS/MS). The inhibitory activities of the extract and fractions against tyrosinase and elastase enzymes were evaluated using spectrophotometric assays, with kojic acid and quercetin as positive controls, respectively. IC₅₀ values were calculated to quantify enzyme inhibition potency. LC-MS/MS analysis revealed key bioactive compounds, including 4-[(E)-(3,5-diamino-1H-pyrazol-4-yl)diazenyl]phenol, isofraxidin, and (22E)-ergosta-4,6,8(14),22-tetraen-3-one. Among the tested samples, the ethanol extract exhibited the most potent activity, with an IC₅₀ of 93.35 µg/mL for elastase inhibition and 133.15 µg/mL for tyrosinase inhibition—classified as strong and moderate activity, respectively. Collectively, these findings demonstrate that S. populifolia stem bark extract possesses promising anti-aging and depigmenting properties, supporting its potential development as a natural bioactive ingredient in cosmetic and skincare formulations.
Phytochemical profiling and enzyme inhibitory activity of Sterculia populifolia DC stem bark extract and fractions against elastase and tyrosinase Khairi, Nur; Nursamsiar, Nursamsiar; Utami, Novi F.; Marwati, Marwati; Nur, Syamsu; Indrisari, Maulita; Kursia, Sukriani
Narra J Vol. 5 No. 3 (2025): December 2025
Publisher : Narra Sains Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52225/narra.v5i3.1778

Abstract

The demand for natural ingredients in cosmetic and medical applications is steadily increasing, particularly for anti-aging and skin-lightening products. Sterculia populifolia DC, a member of the Sterculia genus, is known to contain diverse bioactive compounds such as flavonoids, phenolics, and terpenoids, which may offer pharmacological benefits. The aim of this study was to evaluate the anti-aging potential of S. populifolia stem bark extract and its solvent-partitioned fractions through enzyme inhibition assays coupled with phytochemical profiling. The stem bark was extracted using 96% ethanol via maceration, followed by sequential liquid-liquid partitioning with n-hexane, ethyl acetate, n-butanol, and water. Phytochemical constituents were characterized using liquid chromatography-tandem mass spectrometry (LC-MS/MS). The inhibitory activities of the extract and fractions against tyrosinase and elastase enzymes were evaluated using spectrophotometric assays, with kojic acid and quercetin as positive controls, respectively. IC₅₀ values were calculated to quantify enzyme inhibition potency. LC-MS/MS analysis revealed key bioactive compounds, including 4-[(E)-(3,5-diamino-1H-pyrazol-4-yl)diazenyl]phenol, isofraxidin, and (22E)-ergosta-4,6,8(14),22-tetraen-3-one. Among the tested samples, the ethanol extract exhibited the most potent activity, with an IC₅₀ of 93.35 µg/mL for elastase inhibition and 133.15 µg/mL for tyrosinase inhibition—classified as strong and moderate activity, respectively. Collectively, these findings demonstrate that S. populifolia stem bark extract possesses promising anti-aging and depigmenting properties, supporting its potential development as a natural bioactive ingredient in cosmetic and skincare formulations.
Co-Authors Abdul Halim Umar Achmad, Nurafni Annisa Agustina Ma'tang Parinding Aisyah , Andi Nur Aisyah, Andi Nur Akbar Awaluddin Aksa, Rahmat Alexandra, Francisca Diana Ali Djamhuri Ali, Nurul Ulfah Amriani Amriani Amriani Sapra Amriani Sapra Andi Nur Aisyah Andi Nur Aisyah Andi Nur Aisyah, Andi Nur Aisyah Andi Paluseri Andi Paluseri Anggyasti, Anggyasti Arisah, Arisah Astuti Amin Awaluddin, Akbar Burhan, Asril Dali Djamaluddin, Suci F Dwirandy, Dwirandy Eko Allo Fadillah Maryam Fajriansyah Fajriansyah Fitriyanti Jumaetri Hapiwaty, Saldi Harlyanti Muthma'innah Mashar Hikma, Nurul Ikbal Ikbal Ikbal Indradewa, Rhian Irwana, Rina Ismail Ismail Ismail Jumarni Jumarni Khairuddin Khairuddin Lukman Lukman Lukman Muslimin Madinatul munawwarah Malluka, Rifka Margaretha Margaretha Maria Ulfa Maria Ulfa Maria Ulfa Marwati Marwati Marwati Marwati Marwati Marwati Mar’atun Jannah, Imrawati, Muzakkir Baitz, Maulita Indrisari Maulita Indrisari, Maulita Megawati - Megawati Megawati Michrun Nisa Mirnawati Salampe Mus, Suwahyuni Muslimin, Lukman Nasir, Ardiansyah Jumaedi Noer Fauziah Nursamsiar Nursamsiar Nurul fadillah, Nurul Nurul Hikma Nurwijayanti Nurzadrina Wahyuddin paluseri, Andi Pattinggi, Patricia Reny Syahruni Riska Rahayu Rosyid, Sujud Z Sami, Fitriyanti Sapra, Amriani Sepriani Yusuf Sitti Rahimah, Sitti Solly Aryza Sukmawati Sukmawati Sukriani Kursia, Sukriani Suryani Tawali Suwahyuni Suwahyuni Syamsu Nur Syamsu Nur Syamsu Nur, Syamsu Syamsu Nur, Syamsu Nur Utami, Novi F. Wahyu Hendrarti Wahyu Hendrarti Yasir, Budiman Yassir, Budiman Yuri Pratiwi Utami Zulham Zulham