Lets compare vitamin content per 1 pound of Romaine Lettuce vs Green Leaf Lettuce:
Raw Cos Or Romaine Lettuce have 3.6 times more Vitamin B9 than Raw Green Leaf Lettuce.
While Raw Green Leaf Lettuce contains 2.3 times more Vitamin C and 1.7 times more Vitamin E than Raw Cos Or Romaine Lettuce.
Both Raw Cos Or Romaine Lettuce and Raw Green Leaf Lettuce have similar amounts of Vitamin A, Vitamin B1, Vitamin B2, Vitamin B3, Vitamin B5, Vitamin B6 and Vitamin K per 1 lb.
Both Raw Cos Or Romaine Lettuce as well as Raw Green Leaf Lettuce have insufficient amounts of Vitamin B12 and Vitamin D in 1 lb.
Comparing minerals per 1 pound for Romaine Lettuce vs Green Leaf Lettuce:
Raw Cos Or Romaine Lettuce have 1.7 times more Copper, 1.3 times more Potassium and 1.3 times more Zinc than Raw Green Leaf Lettuce.
While Raw Green Leaf Lettuce contains 1.6 times more Manganese, 1.5 times more Selenium and 3.5 times more Sodium than Raw Cos Or Romaine Lettuce.
Both Raw Cos Or Romaine Lettuce and Raw Green Leaf Lettuce have similar amounts of Calcium, Iron, Magnesium, Phosphorus and Water per 1 lb.
Comparison of macro-nutrients per 1 pound:
Raw Cos Or Romaine Lettuce have 1.9 times more Omega 3, 1.5 times more Sugars, 1.9 times more Fructose and 1.6 times more Fiber than Raw Green Leaf Lettuce.
Both Raw Cos Or Romaine Lettuce and Raw Green Leaf Lettuce have similar amounts of Carbohydrate and Protein per 1 lb.
Both Raw Cos Or Romaine Lettuce as well as Raw Green Leaf Lettuce have insufficient amounts of Energy, Fat, Omega 6, Cholesterol, Glucose and Sucrose in 1 lb.