India, July 3 -- Most people think peanut butter is healthy and might even provide protein, but here's the truth: as a protein source, it ranks a 'minus 5 out of 10'. That is according to celebrity fitness trainer Siddhartha Singh, who trained actor Tamannaah Bhatia. Also read | AIIMS gastroenterologist ranks popular breakfasts for gut health on a scale of 1 to 10: Upma, overnight oats, granola

Taking to Instagram on July 12, Siddhartha broke down the real nutritional value of seven common dietary items, warning fitness enthusiasts that 'not every 'healthy' food deserves a 10/10'. "Some foods are great daily staples, while others are healthy but easy to overeat," Siddhartha explained. He added, "Even good foods can become a problem if yo...