FoodScore
0/ 100
Goodgrain· 100 g

Oats

Oats score a good 65/100, primarily due to their high fiber content and rich micronutrient profile, making them a beneficial whole grain choice.

  • A 100g serving of oats provides 10g of fiber, contributing significantly to daily intake.
  • Oats are an excellent source of iron, supplying 137% of the Daily Value per 100g.
  • This grain is minimally processed (NOVA 1), indicating it retains most of its natural nutritional value.
  • With 11.92g of protein per 100g, oats offer a substantial amount of plant-based protein.
  • Oats contain trans fat (0.02g per 100g), which is a nutritional drawback.
  • Scores +1 points above the grain category average (64/100 across 74 foods).
Fiber
10g
36% of Daily Value
Protein
11.92g
24% of Daily Value
Added sugar
0g
0% of Daily Value
Sodium
220mg
10% of Daily Value
+
What it brings to the table
Fiber (10g)+12
Protein (11.9g)+7
Micronutrients (Calcium, Iron, Magnesium, Phosphorus, Zinc, Vitamin A)+12
Whole food (NOVA 1)+10
Bonus cap (+35)-6
−
What holds it back
Trans fat present-20

Why it scores 65

Oats achieved a FoodScore of 65/100, placing them in the 'Good' category, largely driven by their strong nutritional profile. A significant bonus comes from their high fiber content, with 10g per 100g, which earns 12 points. The protein content of 11.92g per 100g also contributes positively, adding 7 points. Oats are rich in several essential micronutrients, including calcium (27% DV), iron (137% DV), magnesium (30% DV), and zinc (23% DV), collectively adding 12 points to the score. As a minimally processed whole food (NOVA class 1), oats receive an additional 10 points. However, the presence of 0.02g of trans fat per 100g resulted in a 20-point penalty, which significantly lowered the overall score. If the trans fat were absent, oats would score much higher, potentially reaching the 'Excellent' category. The overall score reflects a food with many beneficial components, despite a minor but impactful penalty.

Health benefits

What the nutrients in oats actually do for you, grounded in established dietary science.

Supports Heart Health

Oats are beneficial for heart health due to their significant fiber content. Specifically, the 10g of fiber per 100g serving, much of which is soluble fiber like beta-glucan, helps to reduce LDL (bad) cholesterol levels. Research supports that regular consumption of soluble fiber can contribute to maintaining healthy blood pressure and reducing the risk of cardiovascular disease. Additionally, oats provide potassium (366mg) and magnesium (128mg), both electrolytes that play roles in cardiac function and blood pressure regulation. Including oats in your diet can be a simple way to incorporate these heart-healthy nutrients.

Aids Blood Sugar Management

The high fiber content in oats makes them an excellent food for blood sugar management. The 10g of fiber per 100g, particularly soluble fiber, slows down the digestion and absorption of carbohydrates, leading to a more gradual rise in blood glucose levels. This can be particularly helpful for individuals managing type 2 diabetes or those looking to prevent blood sugar spikes. As a minimally processed whole grain with no added sugar, oats provide sustained energy without the rapid fluctuations often associated with refined grains. Incorporating oats into breakfast can help maintain stable energy levels throughout the morning.

Promotes Gut Health

Oats are known to promote gut health primarily through their rich fiber content. The 10g of fiber per 100g acts as a prebiotic, feeding beneficial gut bacteria and supporting a healthy gut microbiome. A diverse and thriving gut microbiome is linked to improved digestion, enhanced nutrient absorption, and a stronger immune system. The specific type of soluble fiber, beta-glucan, found in oats, has been shown to positively influence gut microbiota composition. Regular consumption of oats can contribute to digestive regularity and overall gut well-being.

Contributes to Weight Management

Oats can be a valuable component of a weight management strategy due to their combination of fiber and protein. The 10g of fiber and 11.92g of protein per 100g contribute to increased satiety, helping you feel fuller for longer and potentially reducing overall calorie intake. The soluble fiber in oats forms a gel-like substance in the digestive tract, which further enhances feelings of fullness. As a whole grain, oats provide sustained energy, preventing the energy crashes that can lead to overeating. Choosing oats over less nutritious breakfast options can support healthy portion control.

Supports Bone Health

Oats contribute to bone health through several key minerals. A 100g serving provides 351mg of calcium, which is 27% of the Daily Value, making it a good plant-based source of this crucial bone-building mineral. Additionally, oats contain 128mg of magnesium (30% DV) and significant phosphorus, both of which are essential for bone structure and density. Magnesium plays a role in calcium absorption and bone formation, while phosphorus is a major component of bone mineral. Including oats in your diet can help ensure adequate intake of these minerals, which are vital for maintaining strong bones throughout life.

How to eat it

Oats are a versatile whole grain, most commonly consumed as a breakfast cereal like oatmeal, but they can also be incorporated into a variety of dishes. They serve as an excellent base for a nutritious and filling meal, often paired with fruits, nuts, or seeds. A typical serving size for oatmeal is around 40-50g dry, which expands significantly when cooked with water or milk. Oats are a staple for those seeking sustained energy and fiber.

For a quick and healthy breakfast, prepare overnight oats by soaking rolled oats in milk or water with fruit and chia seeds.
Enhance the nutritional value of your oatmeal by adding a source of healthy fats like nuts, seeds, or a spoonful of nut butter.
Use oats as a binder in recipes like meatloaf or veggie burgers, or blend them into smoothies for added fiber and thickness.
Choose plain, unflavored oats to avoid added sugars and sodium often found in instant flavored varieties.
Store oats in an airtight container in a cool, dry place to maintain freshness and prevent spoilage.
Things to keep in mind

Oats are generally considered safe for most people when consumed in normal dietary amounts. For individuals with celiac disease or gluten sensitivity, it is crucial to choose oats specifically labeled as 'gluten-free' to avoid cross-contamination with wheat, barley, or rye during processing. While oats are high in fiber, a sudden increase in fiber intake can sometimes lead to mild digestive discomfort like bloating or gas. It is advisable to gradually increase oat consumption to allow the digestive system to adjust. There are no other widely documented significant cautions or interactions for oats at typical serving sizes.

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Reader questions
Are oats healthy?
Yes, oats are considered a very healthy whole grain. They are rich in dietary fiber, particularly beta-glucan, and provide significant amounts of essential minerals like iron, magnesium, and calcium. As a minimally processed food (NOVA 1) with no added sugar, oats offer substantial nutritional benefits for overall well-being.
Are oats good for weight loss?
Oats can be beneficial for weight loss due to their high fiber and protein content. The 10g of fiber and 11.92g of protein per 100g help promote satiety, making you feel fuller for longer and potentially reducing overall calorie intake. This can aid in managing appetite and supporting healthy portion control.
Are oats good for heart health?
Yes, oats are excellent for heart health. The soluble fiber, beta-glucan, found in oats is known to help lower LDL cholesterol levels, which is a key factor in reducing the risk of heart disease. Oats also provide potassium and magnesium, minerals important for maintaining healthy blood pressure.
Are oats ultra-processed?
No, oats are classified as a minimally processed food (NOVA class 1). This means they are consumed in a form very close to their natural state, with minimal alteration. This contrasts sharply with ultra-processed foods, which often contain many additives, artificial ingredients, and high levels of added sugars, fats, and sodium.
What is the best way to cook oats?
The best way to cook oats depends on your preference. For a quick option, instant or rolled oats can be cooked on the stovetop or in the microwave with water or milk. For a chewier texture and more nutrient retention, steel-cut oats are simmered for a longer period. Overnight oats are a convenient no-cook method.
Can I eat oats if I am gluten intolerant?
If you have gluten intolerance or celiac disease, you can generally eat oats, but it is crucial to choose products explicitly labeled as 'certified gluten-free'. Regular oats can be cross-contaminated with gluten-containing grains like wheat during farming or processing. Gluten-free certification ensures the oats meet strict standards for gluten absence.
What can I use instead of oats in recipes?
If you need an alternative to oats in recipes, several options exist depending on the dish. For baking or binders, almond flour, coconut flour, or ground flaxseed can sometimes be used. For a breakfast cereal, other whole grains like quinoa flakes, buckwheat groats, or even rice porridge can serve as substitutes, though their nutritional profiles will differ.

Explore more

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Data & references

Sources: USDA FoodData Central (SR Legacy, fdcId 171661)Updated 2026-04-20