Mumbai: Superstar Salman Khan, who is known for his fit physique, says he has immense "respect" for Reliance Industries chairman Mukesh Ambani's youngest son Anant, who underwent a major weight loss session in just 18 months.

So happy to see Anant Ambani,lots of respect n sooo happy fr him.Takes a lot of willpower to loose 108kgs in 18mnths pic.twitter.com/Rfd6pgAeEn

— Salman Khan (@BeingSalmanKhan) April 10, 2016

The "Dabangg" actor, who is currently prepping for his upcoming actioner "Sultan", tweeted: "So happy to see Anant Ambani, lots of respect and so happy for him. Takes a lot of willpower to loose 108 kg in 18 months."