The passengers have been admitted to life care hospital in Chiplun in Maharashtra. Chiplun is nearly 300 km from Karmali in Goa, the departure station of the Tejas Express.
Indian Railway Catering and Tourism Corporation or IRCTC which manages the catering of Tejas Express tweeted that all the passengers who are hospitalised are "out of danger". IRCTC said it is also investigating what caused the food poisoning.
Food samples have been taken for investigation . Total 230 Breakfast ( 117 Veg + 113 Non Veg ) have been served. 4/6- IRCTC (@IRCTC_Ltd) October 15, 2017
"Director Catering services is proceeding to Mumbai to follow up the matter. Follow of action and monitoring is being done to ensure proper assistance," it tweeted.
The incident came to light at around 3:30 pm after 40 passengers complained of nausea.
Train was stopped and people were taken in ambulances to the hospital.
The catering of Tejas Express is managed by IRCTC. The train was on its way from Goa's Karmali to Mumbai's Chattrapati Shivaji Terminus.
Tejas Express, the country's first high-speed, boasting of Wi-Fi, LCD screens, and automatic doors, was flagged off on May 22.
(with inputs from agencies)