As seen in Figure 2(a) , the particle size of the Ac PE nano cream stored at 4°C exhibited an increasing trend from 157.93 ± 1.88 to 485.53 ± 0.68 nm, but in the absence of visible creaming or phase separation.
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<i>Ananas comosus</i> Peels Extract as a New Natural Cosmetic Ingredient: Oil-in-Water (O/W) Topical Nano Cream Stability and Safety Evaluation.
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