Kate Harrod Wild

"Because babies are so small, a dose of anything relative to their size is going to be bigger," says dietitian Kate Harrod Wild, Chair of the Paediatric Group of the British Dietetic Association."Also, between six to 12 months, the organs and brain are still developing so it is a particularly vulnerable time of life, so it's understandable that parents are concerned."However," she continues, "the middle voice of reason is something we would encourage anyway - and that is, not to feed your baby entirely on food from a jar.