Oat vs almond milk: the tradeoffs
If you’re choosing plant milks for nutrition, the simple takeaway is that oat milk generally offers more fiber while almond milk often has fewer calories—so pick by what you want (protein, calories, or mouthfeel) rather than marketing. (today.com) (bbc.co.uk)
The weird part of the oat-milk-versus-almond-milk fight is that neither one is a protein drink. In TODAY’s April 8, 2026 breakdown, a typical 8-ounce serving of oat milk had about 3 grams of protein and almond milk had about 1 gram, while soy milk was closer to 8 grams, roughly the same as cow’s milk. (today.com) That gap exists because almond milk is mostly water with a small amount of almonds, not a cup of blended nuts. Oat milk usually carries more of the original grain into the carton, so it also brings more carbohydrate and more fiber. (today.com) (healthline.com) In the common “original” versions TODAY compared in 2024, oat milk came in at 120 calories, 16 grams of carbohydrate, 2 grams of fiber, and 3 grams of protein per 8 ounces. Almond milk came in at 30 calories, 1 gram of carbohydrate, 0 grams of fiber, and 1 gram of protein. (today.com) So the first real choice is calories. If you want the carton in your coffee or cereal bowl to do almost nothing to your daily calorie total, unsweetened almond milk often lands around 30 to 40 calories a cup, which is why it keeps showing up in weight-loss advice. (today.com 1) (today.com 2) The second choice is texture. Oat milk has more carbohydrate and usually more added oil, so it pours thicker, turns coffee lighter, and froths better, which is why “barista” cartons are common at coffee shops and why those versions are usually even higher in calories. (today.com 1) (today.com 2) The third choice is fiber, and this is the one almond milk usually loses. TODAY’s April 2026 piece says a serving of oat milk typically has 2 grams of fiber, while almond milk usually has none, so oat milk can do a little more work if you want your drink to be slightly more filling. (today.com) The label matters more than the plant. The United States Department of Agriculture’s FoodData Central updates branded food data monthly, and that matters here because sweetened, flavored, “extra creamy,” and “barista” cartons can swing calories, sugar, and fat far away from the plain versions people think they are buying. (fdc.nal.usda.gov) (today.com) Fortification matters too, because many plant milks add calcium, vitamin D, vitamin A, or vitamin B12 to look more like dairy on the nutrition panel. The Food and Drug Administration said in its 2023 draft guidance that plant-based milk alternatives can use voluntary nutrient statements to tell shoppers when a product has less of a nutrient than cow’s milk. (fda.gov) That is why “healthier” is the wrong question at the shelf. If you want fewer calories and fewer carbs, almond milk usually wins; if you want more fiber and a creamier coffee, oat milk usually wins; if you actually want protein, both are usually playing for third place behind soy milk. (today.com 1) (today.com 2)
