This study aimed to examine the effects of supplementation of postbiotics derived from Streptococcus thermophilus (ST) and Lactobacillus delbrueckii subsp. bulgaricus (LB) in cheese whey (CW) and skim milk (SM) on antioxidant activity. viability of yoghurt starters. and quality parameters of low-fat yoghurt during 22 days of storage. https://allfixelectricales.shop/product-category/handheld-stick-vacuum/