Fruits and vegetables are the most expensive food groups in terms of price per calorie. The National Average Cost of a Healthy Diet (CoHD) per adult a day stood at ₦1,035 as of April, the National Bureau of Statistics (NBS) has said.The NBS revealed this in its CoHD report for April 2024 released on Wednesday in Abuja. The bureau said the CoHD in April increased by 5.4% compared to the ₦982 recorded in March. The NBS said the CoHD was the least expensive combination of locally available items that met globally consistent food-based dietary guidelines. It said it was used as a measure of physic…