CytoSkin 頸部緊緻淡紋精華專門針對頸部肌膚問題研製，選用三種高效肽同時激活膠原蛋白再生，徹底撫平頸紋、緊緻肌膚、改善鬆弛。結合突破性發酵技術萃取的高效成分，能迅速保濕、撃退乾紋細紋，同時抗衰老及改善頸部泛黃暗啞。三胜肽-5能增加皮膚膠原蛋白製造達176%，藍銅胜肽刺激膠原與彈力蛋白製造，棕櫚醯寡肽促進膠原蛋白、彈力蛋白及透明質酸製造。適合任何皮膚使用。

CytoSkin Neck Firming & Anti-Wrinkle Serum is specially formulated for neck skin concerns. It features three powerful peptides that simultaneously activate collagen regeneration to smooth neck wrinkles, tighten skin, and improve sagging. Combined with breakthrough fermentation-extracted ingredients, it rapidly hydrates, combats fine lines, and provides anti-aging benefits while improving yellowish dullness on the neck. Palmitoyl Tripeptide-5 increases collagen production by up to 176%, Copper Tripeptide stimulates collagen and elastin synthesis, and Palmitoyl Oligopeptide promotes collagen, elastin, and hyaluronic acid production.