Sour milk can be bought in stores, but you should check its ingredients: milk and lactic acid bacteria cultures. However, ...

I therefore concluded that electricity has no direct agency in turning sweet into sour milk during a thunder ... to the development of lactic acid in the milk. It was this acid which, in the ...

“Lactic acid belongs to the family of alpha hydroxy acids (AHAs),” says Kordecki. “It’s found in dairy products, and it’s what gives yoghurt and soured milk that distinctive tang.

when kefir grains are added to milk and left for 24 hours, the microorganisms multiply and this starts the fermentation process, turning the lactose into lactic acid. Bang: you've got DIY kefir.

Lactic acid is the best exfoliating ingredient for ... Alpha-hydroxy acids are water-soluble acids found naturally in fruit and milk. Charlotte Birnbaum, MD, a dermatologist who practices at ...