Determination of Caffeine Content in Ethanolic Extract of Robusta Coffee Beans Using UV-Vis Spectrophotometry
May 2026
in “
Jurnal Riset Kefarmasian Indonesia
”
TLDR Robusta coffee beans have high caffeine content, useful for products like hair growth stimulants.
This study determined the caffeine content in ethanolic extract of robusta coffee beans (Coffea canephora) using UV-Vis spectrophotometry, finding it to be 221.58 mg/g extract. The research confirmed robusta coffee beans as a significant natural caffeine source, supporting their potential use in pharmaceutical and cosmetic products, particularly for hair growth stimulation. The study's quantitative data can aid in the development and quality control of caffeine-containing herbal products.
