Lets compare vitamin content per 7 ounces of Buckwheat vs Tomatoes:
Buckwheat has 2.7 times more Vitamin B1, 22.4 times more Vitamin B2, 11.8 times more Vitamin B3, 13.8 times more Vitamin B5, 2.6 times more Vitamin B6, 39.7 times more Vitamin B7 and 2 times more Vitamin B9 than Raw Ripe Red Tomatoes.
While Raw Ripe Red Tomatoes contain more Vitamin A and more Vitamin C than Buckwheat.
Both Buckwheat as well as Raw Ripe Red Tomatoes have insufficient amounts of Vitamin B12 and Vitamin D in 7 oz.
Comparing minerals per 7 ounces for Buckwheat vs Tomatoes:
Buckwheat has 1.8 times more Calcium, 18.6 times more Copper, 8.1 times more Iron, 21 times more Magnesium, 11.4 times more Manganese, 14.5 times more Phosphorus, 1.9 times more Potassium, more Selenium and 14.1 times more Zinc than Raw Ripe Red Tomatoes.
While Raw Ripe Red Tomatoes contain 9.7 times more Water than Buckwheat.
Comparison of macro-nutrients per 7 ounces:
Buckwheat has 19.1 times more Energy, 17 times more Fat, 26.5 times more Saturated Fat, 26 times more Omega 3, 12 times more Omega 6, 18.4 times more Carbohydrate, 8.3 times more Fiber and 15.1 times more Protein than Raw Ripe Red Tomatoes.
Both Buckwheat as well as Raw Ripe Red Tomatoes have insufficient amounts of Cholesterol, Glucose and Sucrose in 7 oz.