liquid transparent gel or smear smudge swatch of serum with collagen and peptides on microscope screen on white

serum smudge isolated peptides macro emulsion collagen sample aha bubble clear enzyme gel liquid luxury moisturizer retinol transparent oil closeup drop swatch texture beauty care cosmetic cosmetology product skin skincare scrub peeling ceramide cosmetics microscope botox face antioxidants dropper lab pippette bottle glass pipet research white healing essential medical body