Lets compare vitamin content per 100 grams of Seitan vs Oranges:
Raw Oranges contain more Vitamin A, more Vitamin B1, more Vitamin B2, more Vitamin B3, more Vitamin B5, more Vitamin B6, more Vitamin B9, more Vitamin C and more Vitamin E than Vital wheat gluten.
Both Vital wheat gluten as well as Raw Oranges have insufficient amounts of Vitamin B12, Vitamin D and Vitamin K in 100 g.
Comparing minerals per 100 grams for Seitan vs Oranges:
Vital wheat gluten has 3.6 times more Calcium, 4 times more Copper, 52 times more Iron, 2.5 times more Magnesium, 18.6 times more Phosphorus, 79.4 times more Selenium, more Sodium and 12.1 times more Zinc than Raw Oranges.
While Raw Oranges contain 1.8 times more Potassium and 10.6 times more Water than Vital wheat gluten.
Comparison of macro-nutrients per 100 grams:
Vital wheat gluten has 7.9 times more Energy, 15.4 times more Fat, 6.9 times more Omega 3, 42.4 times more Omega 6 and 80 times more Protein than Raw Oranges.
While Raw Oranges contain more Sugars and 4 times more Fiber than Vital wheat gluten.
Both Vital wheat gluten and Raw Oranges have similar amounts of Carbohydrate per 100 g.
Both Vital wheat gluten as well as Raw Oranges have insufficient amounts of Cholesterol, Glucose and Sucrose in 100 g.