India, June 29 -- Nithin and Nikhil Kamath's mother has urged young moms to breastfeed their children for as long as possible, revealing that she herself nursed Nikhil until he was four years old. In a post shared on Facebook, Revathi Kamath espoused the nutritional benefits of breastfeeding and shared a tip for producing more milk.

She also shared a series of childhood pictures featuring her sons Nithin and Nikhil Kamath, who grew up to become the billionaires behind Zerodha.

"My son Nikhil Kamath's childhood photos remind me about how beautifully I used to celebrate each day of my sons. I fed breast milk to Nikhil Kamath for 4 years because of the nutritious quality of breast milk," Revathi Kamath wrote on Facebook.

She passed down a...