Skin Antiageing and Systemic Redox Effects of Supplementation with Marine Collagen Peptides and Plant-Derived Antioxidants: A Single-Blind Case-Control Clinical Study

Figure 1

Digital images of facial skin ultrasound examinations (patient number 23, e.g.), made 2 months before the beginning of the trial (a), at the day of the trial beginning (b), and immediately after the trial cessation (c).

(a)

(b)

(c)