Anti-skin Aging Potential of Sargassum thunbergii Ethanolic Extract: Antioxidant, Anti-inflammatory, and Antiwrinkle Effects on L929 Fibroblast Cells

Table 1

Factors and level of response surface analysis.

Coding levels	Factors
	Ratio of solid to liquid ()	Ethanol concentration ()	Extraction time ()
-1	1 : 15	20	20
0	1 : 20	40	30
1	1 : 25	60	40