Fruits and berries.

Grape contains many of carbohydrates, thus at 4 big grapes are one unit, these berries better eating in hypoglycemia.
Half of grapefruit, banana, or a corn handful is one unit.
Apple, peach, orange, peas, persimmon, piece of melon,watermelon is one unit.
At three-four middle sizes of mandarine, apricot, or plum is one unit.
And if you will dry any fruits, as to now, that water just evaporating, and carbohydrates keeping, and on dried fruits calculating also units.
A most little fruits, we calculating as one tea plates non mountain,as strawberry, cherry,sweet cherry, is one plate is one unit.
A small berries as raspberry, fragaria, blueberry, currant, cowberry, blackberry as in one cup of berries are one unit.
And to know that between sweet and sour kinds of fruits, do not have an importance distinguishes by containing a units, as in sour kinds will more slowly absorb carbohydrates, and sugar level in blood as sour and sweet apple will rise same. And taste depends from a quantities of organic acids as in any fruit. And if sour apple;e on autumn keeping for putting, therefore he will sweet to the new year.