Strategies to stabilizing an oil-in-water (O/W) emulsion include (More than one correct answer)

Group of answer choices

1. Reducing the oil/water interfacial surface tension through the use of surface active ingredients.

2. Creating lamellar phases around the dispersed oil droplets.

3. Increasing the viscosity of the external or continuous water phase.

4. Maximizing the potential for Oswald ripening of the dispersed oil phase droplets.