Amps It’s like an eno tablet which you put in water, and 40 calories per serving. Been using it for a couple of years now, works well.
Quite tasty as well: https://www.flipkart.com/wellbeing-nutrition-probiotics-prebiotics-18b-cfu-improves-metabolism-digestion-gut-health/p/itmd1bc5bd3a4c49?pid=VSLFZYNP72YGHXR3
I was addicted to Yakult for a while, but that shit feels like a massive shot of sugar. My 2 year old daughter demanding it like a crack head was a telling sign.