DEVELOPMENT OF FACIAL SERUM PRODUCT CONTAINING ROSELLE (HIBISCUS SABDAIFFA L.) EXTRACT
This research aims to 1) Development of Facial Serum Product containing Roselle Extract. 2) To test the effectiveness of Facial Serum. 3) To develop a product prototype for a Facial Serum Product. 4) Development of Facial Serum products by formula 1, without extracting, formula 2, 3 and 4 containing 0.5, 1, 1.5 percent staining. Performs some physical properties test Stability, hypersensitivity test and product satisfaction in volunteers. The statistics used were mean standard deviation. One-way ANOVA was analyzed and compared the paired mean according to Paired Samples Test. This Research results found that Development of Facial Serum Product containing Roselle extract there are 4 formulas with extracts 0, 0.5, 1, 1.5 all of formula are stable. There was no product allergy in the volunteers. The satisfactiontest of skin care products containing Roselle extract showed that. The subjects were satisfied with the product formula 2, the concentration of Roselle extract at 0.5% had the highest level of satisfaction. When comparingthe differences between the 3 formulas, it was found that no statistical difference was found at the 0.05 level (p < 0. 05) and was able to develop a prototype of a facial serum containing Roselle commercialized.