sustentacular

adjective [原级]支撑的；支持的

The concentrated tea polyphenol in green tea is a kind of pure vegetal anti-oxidation molecules, which can reduce harm from free radical to sustentacular fibers.
绿茶所含有的浓缩茶多酚，是一种纯植物的抗氧化分子，能减少自由基对皮肤支持纤维造成破坏。