Nairobi, Jan. 6 -- After a year in which ginger and honey moved to revered positions as immunity aids, it is perhaps time we got to grips with the food gaps that are killing us every year. For over half of the sickness and deaths in Kenya, and far more than that in children, are caused by zinc, iron and vitamin A deficiencies, according to health experts.

It's a gap so major, as mothers wean babies onto nutritionally empty porridge and the rest of us eat ugali with not one inherent trace of nutritional value, that, in 2012, the government mandated food producers to add key nutrients to our maize and wheat flours, salt, and vegetable oils.

The bonus of fortified foods is that no-one needs to change their embedded eating habits to change th...