Table 2.

Summary of probiotic microencapsulation using Pickering emulsions and the Pickering emulsifiers used.

Emulsion Type	Probiotic Identity	Pickering Emulsifier	Reference
O/W	None tested	WPI-phytosterol nanoparticles	Zhou et al. (2022)
	Lactobacillus casei K17	Phytoglycogen nanoparticles	Wang & Chen (2021)
	Lactobacillus lactis IO-1	HPMC-chitosan-L. lactis conjugate	Rattanaburi et al. (2019)
O/W HIPE	Lactobacillus plantarum	WPI-EGCG	Qin et al. (2021)
	Lactobacillus rhamnosus GG	β-lactoglobulin-propylene glycol alginate composite nanoparticles	Su et al. (2021)
W/O	Saccharomyces cerevisiae	Amidine latex particles	Hamad (2012)
W/Oa	None tested	Butyl methacrylate derivatives	Sabatini et al. (2021)
Foam	Lactobacillus acidophilus	Chitosan coated L. acidophilus	(Yucel Falco et al., 2017)
W/O/W	Lactobacillus acidophilus	BC Nanoparticle	Wang et al. (2020)
	Lactobacillus delbrueckii	β-cyclodextrin	Eslami et al. (2017)
	Lactobacillus salivarius NRRL B-30514	Sugar beet pectin	Zhang et al. (2016)

^aW/O Pickering emulsion used as an intermediate synthesis state for the production of polymer microcapsules.