Lets compare vitamin content per 100 grams of Cooked Frozen Onions vs Frozen Whole Onions:
Frozen Whole Onions, Unprepared contain 1.6 times more Vitamin B1, 1.3 times more Vitamin B2, 1.3 times more Vitamin B3, 1.3 times more Vitamin B5, 1.3 times more Vitamin B6, 1.6 times more Vitamin B9 and 1.6 times more Vitamin C than Boiled and Drained Frozen Onions.
Both Boiled and Drained Frozen Onions as well as Frozen Whole Onions, Unprepared have insufficient amounts of Vitamin A, Vitamin B12, Vitamin D, Vitamin E and Vitamin K in 100 g.
Comparing minerals per 100 grams for Cooked Frozen Onions vs Frozen Whole Onions:
Frozen Whole Onions, Unprepared contain 1.3 times more Calcium, 2.1 times more Copper, 1.4 times more Iron, 3.1 times more Manganese, 11.5 times more Phosphorus, 1.4 times more Potassium and 1.3 times more Zinc than Boiled and Drained Frozen Onions.
Both Boiled and Drained Frozen Onions and Frozen Whole Onions, Unprepared have similar amounts of Magnesium and Water per 100 g.
Both Boiled and Drained Frozen Onions as well as Frozen Whole Onions, Unprepared have insufficient amounts of Selenium in 100 g.
Comparison of macro-nutrients per 100 grams:
Frozen Whole Onions, Unprepared contain 1.3 times more Carbohydrate, 1.3 times more Sugars and 1.3 times more Protein than Boiled and Drained Frozen Onions.
Both Boiled and Drained Frozen Onions and Frozen Whole Onions, Unprepared have similar amounts of Energy and Fiber per 100 g.
Both Boiled and Drained Frozen Onions as well as Frozen Whole Onions, Unprepared have insufficient amounts of Fat, Omega 3, Omega 6, Cholesterol, Glucose and Sucrose in 100 g.