What are these deficiencies ? People in the diaspora and Somalia have different diets yet the issue still exists. Also the giant forehead isnāt due to diet. People are just born with that , another genetic problemI don't think so. People say things are genetic way too easily when it should be the last thing.
There might be things a lot of Somalis do including their diet that contributes I know of several studies done that found deficiency in certain nutrients.