palmitic and stearic acids. hexadecenoic and octadecanoic acids. structural chemical formula and molecule 3d model

abstract acid acids additive antioxidant atomic atoms beauty biochemistry biotechnology body bond care chain chemical chemistry coding collagen color compound cosmetic dermatology dna elastin exfoliant face fatty filler formula gommage health hexadecenoic illustration infographic laboratory medicine micro model molecular molecule octadecanoic palmitate palmitic peeling rejuvenation science skeletal skin skincare stearate stearic structural structure therapy vector