the Torah commands us to separate meat and dairy foods.
Orthodox Jews keep meat and dairy separate at all times.
Meat and dairy.See also: more about how Jews keep kosher
Practicing Jews will only eat kosher foods.
Orthodox and Ultra-Orthodox Jews are strict followers of Jewish law.
Ashkenazi Jews aren't more strict than Sephardi Jews, this question is based on a false assumption.
Orthodox Jews are strictly observant. Hassidic Jews are even more strict.
The laws dictating food production and consumption for Jews are called 'kashrut'.
A strict diet is not necessary for a diabetic as long as certain foods and drinks are not consumed. You want to stay away from sugary foods and juice drinks.
Orthodox Jews are only allowed to eat kosher foods.
Muslims and Jews don't eat pork. Muslims eat shellfish, but Jews don't.
Religiously observant Jews will only eat foods that are kosher.
Places that either didn't allow Jews or places that Jews had to be in separate places.