Lets compare vitamin content per 100 grams of Jew's Ear vs Jerusalem-artichokes:
Raw Jew's Ear has 3.4 times more Vitamin B2, 5 times more Vitamin B5 and 1.5 times more Vitamin B9 than Raw Jerusalem-artichokes.
While Raw Jerusalem-artichokes contain 2.5 times more Vitamin B1, 18.6 times more Vitamin B3 and 6.7 times more Vitamin C than Raw Jew's Ear.
Both Raw Jew's Ear and Raw Jerusalem-artichokes have similar amounts of Vitamin B6 per 100 g.
Both Raw Jew's Ear as well as Raw Jerusalem-artichokes have insufficient amounts of Vitamin A, Vitamin B12 and Vitamin D in 100 g.
Comparing minerals per 100 grams for Jew's Ear vs Jerusalem-artichokes:
Raw Jew's Ear has 3.2 times more Copper, 1.5 times more Magnesium, 1.7 times more Manganese, 15.9 times more Selenium and 5.5 times more Zinc than Raw Jerusalem-artichokes.
While Raw Jerusalem-artichokes contain 6.1 times more Iron, 5.6 times more Phosphorus and 10 times more Potassium than Raw Jew's Ear.
Both Raw Jew's Ear and Raw Jerusalem-artichokes have similar amounts of Calcium and Water per 100 g.
Comparison of macro-nutrients per 100 grams:
Raw Jerusalem-artichokes contain 2.9 times more Energy, 2.6 times more Carbohydrate and 4.2 times more Protein than Raw Jew's Ear.
Both Raw Jew's Ear as well as Raw Jerusalem-artichokes have insufficient amounts of Fat, Cholesterol, Glucose and Sucrose in 100 g.