Article Per Year (5 Year)
p-Index From 2020 - 2025
0.23
P-Index
This Author published in this journals
All Journal International Journal Of Science, Technology & Management (IJSTM)
Effendy De Putra
Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Universitas Sumatera Utara, Jl. Tri Dharma No. 5, Kampus USU, Medan. Sumatera Utara, Indonesia 20155.
Aerospace Engineering Agriculture, Biological Sciences & Forestry Automotive Engineering Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering Chemistry Civil Engineering, Building, Construction & Architecture Computer Science & IT Control & Systems Engineering Decision Sciences, Operations Research & Management Earth & Planetary Sciences Education Electrical & Electronics Engineering Energy Engineering Industrial & Manufacturing Engineering Mechanical Engineering Transportation

Published : 1 Documents Claim Missing Document
Claim Missing Document
Check
Articles

Found 1 Documents
Search

 1 
Determination Of Vitamin C And Antioxidant Activity In Fresh Red Guava (Psidium Guajava L.) And Red Guava Commercial Fruit Juices Siti Khairiyah; Siti Morin Sinaga; Effendy De Putra
International Journal of Science, Technology & Management Vol. 3 No. 4 (2022): July 2022
Publisher : Publisher Cv. Inara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46729/ijstm.v3i4.543

Abstract

Red guava (Psidium guajava L.) has various benefits such as overcoming digestive disorders, thrush and dengue fever and can be used for anticancer herbal therapy. Red guava fruit is a fruit with the highest levels of vitamin C compared to other fruits. It contains carotenoid compounds and phenolic compounds that act as antioxidants. Red guava fruit is often processed into fruit juice drinks that are packaged in various types of packaging and distributed commercially so that people can consume red guava fruit more efficiently. Determination of vitamin C levels using the UV-Visible spectrophotometric method and the results obtained that the vitamin C content of red guava commercial fruit juice is higher than fresh red guava juice. Measurement of antioxidant activity of red guava fruit and its commercial fruit juice using ABTS methods. The results obtained in the ABTS method, fresh red guava juice and its commercial fruit juice have very strong antioxidant activity (IC50 < 50 µg/mL).
Co-Authors Siti Khairiyah Siti Morin Sinaga