Table 4 Summary of the main carriers and technologies used for the encapsulation of protein hydrolysates and peptides for masking their bitter taste.

From: Strategies for oral delivery of bioactive peptides with focus on debittering and masking

Technologies

Carriers

Hydrolysates/peptides

References

Spray drying

Maltodextrin

Casein hydrolysates

222

Spray drying

Maltodextrin/β-cyclodextrin

Whey protein hydrolysates

223

Spray drying

Maltodextrin and gum arabic

Chicken meat protein hydrolysate

224

Spray drying

Gum arabic

Casein hydrolysates

225

Spray drying

Maltodextrin or maltodextrin/β-cyclodextrin

Whey protein hydrolysates

223

Spray drying

Gelatin/soy protein isolate

Casein hydrolysates

44

Spray drying

Chitosan and gelatin

Whey protein hydrolysates

226

Spray drying

γ-cyclodextrin

Whey protein hydrolysates

227

Spray drying

Soy protein isolate

Casein hydrolysates

228

Spray drying

Maltodextrin

Flaxseed protein hydrolysates

229

Spray drying/freeze drying

Whey protein concentrate/sodium alginate

Whey protein hydrolysates

181

Spray drying/freeze drying

Maltodextrin

Soybean hydrolysates

230

Spray drying/freeze drying

Chitosan/lecithin

Oyster protein hydrolysates

231

Freeze drying

Maltodextrin/gum arabic

Casein hydrolysates

231

Complex coacervation

Soy protein hydrolysates/pectin

Casein hydrolysates

232

Complex coacervation

Whey protein/gum Arabic

Bean protein hydrolysates

233

Complex coacervation

Pectin

Whey protein hydrolysates

234

Solid dispersion

Chitosan

Rainbow trout skin gelatin hydrolysates

235

Solid dispersion

Chitosan

Salmon protein hydrolysates

187

Solid dispersion/spray-drying

Gum arabic and maltodextrin

Pea protein isolate

236

Emulsification

Polyglycerol polyricinoleate

Soy hydrolysates

237

Emulsification

Polyglycerol polyricinoleate/alginate

Oyster peptides

238

Emulsification

Whey protein concentrate/inulin/fucoidan

Fish protein hydrolysate

239

Extrusion

Alginate

Whey protein hydrolysates

240

Extrusion

Alginate/collagen, alginate/arabic gum, and alginate/gelatin

Whey protein hydrolysate

241

Extrusion and emulsification

Sodium alginate-O-carboxymethyl chitosan

ACE inhibitory peptides

242