Here's a comparison of nutritional value, from Livestrong[1]
"Let's take Oatly Oat Drink Whole. One cup has:
120 calories
5 grams of fat
3 grams of protein
14 grams of carbohydrate
2 grams of fiber
It also provides 25 percent of the RDA of calcium, 18 percent of the RDA of vitamin D and 11 percent of the RDA of potassium.
The same amount of cow's milk with 3.5 percent fat contains:
146 calories
11 grams of carbohydrate
8 grams of protein
8 grams of fat
It boasts 25 percent of the RDA of calcium, 5 percent of the RDA of vitamin A and 1 percent of the RDA of iron. Unlike oat milk, it has no fiber at all."
"Let's take Oatly Oat Drink Whole. One cup has:
It also provides 25 percent of the RDA of calcium, 18 percent of the RDA of vitamin D and 11 percent of the RDA of potassium.The same amount of cow's milk with 3.5 percent fat contains:
It boasts 25 percent of the RDA of calcium, 5 percent of the RDA of vitamin A and 1 percent of the RDA of iron. Unlike oat milk, it has no fiber at all."[1]https://www.livestrong.com/article/267017-what-are-the-benef...