Rujuta Diwekar is a Mumbai-based celebrity nutritionist and winner of the prestigious 'Nutrition award' from Asian Institute of Gastroenterology (AIG) ^[2] and was voted as 50 most powerful people in India by People magazine in 2012. She is the daughter of Rekha Diwekar, a chemistry professor at Sathaye College, Mumbai.

She is the author of "Don't Lose your Mind, Lose Your Weight".

^[3] The book published by Random House quickly became the best-selling book in the non-fiction category for 2009. The book topped the best-selling charts in India. ^[4] and continued to be on top of best-selling charts 4 years after it was published. In January 2011, she released her second book "Women & the Weight Loss Tamasha" with a personal note by Kareena Kapoor. The two books combined, have sold more than 400, 000 copies and have been translated into more than 4 languages. In 2014, Rujuta released her third book, "Don't Lose Out, WorkOut!".

Mrs. Diwekar is india's first celebrity nutritionist with a celebrity clientele, including industrialist *Anil Ambani * and Bollywood actors *Kareena Kapoor *, *Karisma Kapoor *, *Anupam Kher *, *Richa Chadda * and many more. ^{[5] [6] [7] [8]} In 2016, Pharma Leaders Power Brand, a title developed by Pharma Leaders, nominated Rujuta as top six names, for the coveted India’s Most Promising Face in Diet & Nutrition 2016 at satya Brahma founded annual healthcare meet, the 9th Annual Pharmaceutical Leadership Summit & Pharma Leaders Business Leadership Awards 2016. ^[1]

An avid trekker, she also runs her own marathon training group.

Rujuta is married to Gaurav Punj of Connect with Himalayas Initiative.

They had an impromptu wedding that took place in the Himalayas while they were skiing.

Educationist Ankita Diwekar Kabra is her sister who is settled in Surat.