Total antioxidant capacity from edible thai flower

Abstract

Currently, in 2020, the world is facing a severe Covid-19 pandemic. More than a 20 million patients were infected and continue spreading the viruses. As a result, there has been a huge demand for adequate hand sanitizers in the market, especially an alcohol-based spray or gel product. The repeated use of hash formulas containing alcohol having an impact on the skin such as a skin irritant, itch, dryness, an allergic reaction These damaged skin can lead to eczema, an inflammatory skin condition. Besides, using inappropriate formulation or ingredient in alcohol-based gel products can leave a sticky feeling after using the product. However, using a high concentration of alcohol and spray alcohol to avoid this problem is not a suitable solution. Due to alcohol can destroy or inactive viruses takes at least 30 seconds. To reach the level of inactive condition, the product should not evaporate too fast. The solve the mentioned problem, the semi-gel alcohol-based product was developed by adding the skin moisturizers and Khlu’ s flower extract with high antioxidant activity. According to the result in this research, the total phenol content of the flower extract is 3,105.44+41.50 GAE mg/L extract whereas the DPPH radical scavenging is 0. 21+ 0. 02 equivalent vitamin C/ ml extract. From the sensory evaluation, 20 healthy participated in this research. The majority of participants thought that the developed semi spray-gel product dried quickly and that neither product felt sticky after using. No drying effect on the hands. The product can enhance the moisture on the skin. However, the smell needs to be more developed.