[Retracted] Development of Niacinamide/Ferulic Acid-Loaded Multiple Emulsion and Its In Vitro/In Vivo Investigation as a Cosmeceutical Product

Figure 5

Rheological analysis of MNF of (a) fresh formulation and after (b) 30 days, (c) 60 days, and (d) 90 days.

(a)

(b)

(c)

(d)