The movie,which is directed by Omung Kumar,went on floors today.
The 30-year-old actress posted a picture from the film’s sets on Istagram about the shoot.
Earlier Priyanka Chopra had already been working out to get into shape to play the Olympic bronze medalist.
National Award winning actress Priyanka Chopra had shed her glamorous avataar earlier as well for films like Barfi!,Agneepath and Kaminey.
The movie is about the journey of Mary Kom from Manipur who went on to become five-time world champion.
Earlier this year,Mary Kom was honoured with Padma Bhushan,country’s third highest civilian honour.