Fig. 1. Characteristics of W1/O/W2 loaded proteolytic enzymes (bromelain).
(A) Droplet size distribution, (B) [–] ζ-potential and (C) Light optimal microscopy photograph of double emulsion after preporation (400× and 1,000× magnification). DE, blank double emulsion; DE E, 1% (w/v) bromelain in internal aqueous phase of double emulsion.