Is it bad to eat oatmeal everyday? How much oatmeal is too much oatmeal?
As a registered dietitian and personal trainer, it is common for people to ask about serving sizes and whether it is "good" or "bad" to eat certain foods.

Oatmeal is a staple whole grain in my diet and I personally consume oats on a daily basis.
No, that doesn't mean I am eating the same oatmeal bowl everyday.
Whether that's in overnight oats for breakfast, granola on my yogurt bowl, or in a strawberry protein bar, oats are highly nutritious and delicious.
How Much Oatmeal Is Too Much?
The answer to this is highly individualized and there is no "one size fits all answer".
In general, you can safely eat oatmeal everyday even multiple times a day if you are adding nutritious ingredients to your oatmeal bowls.
If you are experiencing any gastrointestinal issues with eating oats, try soaking your oats before eating or experimenting different oatmeal types including instant oatmeal.
Nutritious Ingredients to Add to Oatmeal
Oatmeal can have numerous health benefits when nutritious toppings are added.
My favorite oatmeal toppings
- Fresh Fruit:
- Sliced bananas
- Berries (strawberries, blueberries, raspberries)
- Sliced apples or pears
- Diced mango or pineapple
- Cherries
- Dried Fruit:
- Raisins
- Cranberries
- Apricots
- Dates
- Figs
- Nuts:
- Almonds
- Walnuts
- Pecans
- Cashews
- Hazelnuts
- Seeds:
- Chia seeds
- Flaxseeds
- Sunflower seeds
- Pumpkin seeds
- Hemp seeds
- Nut Butter:
- Peanut butter
- Almond butter
- Cashew butter
- Sunflower seed butter
- Yogurt:
- Greek yogurt
- Low-fat yogurt
- Dairy-free yogurt (e.g., almond, coconut, soy)
- Milk:
- Cow's milk
- Almond milk
- Oat milk
- Soy milk
- Spices:
- Cinnamon
- Nutmeg
- Allspice
- Cardamom
- Sweeteners (in moderation):
- Honey
- Maple syrup
- Agave nectar
- Stevia
- Brown sugar
- Protein:
- Greek yogurt
- Protein powder
- Egg whites (cooked into the oatmeal)
- Vegetables (for savory oatmeal):
- Spinach
- Kale
- Mushrooms
- Tomatoes
- Bell peppers
- Superfoods:
- Goji berries
- Cacao nibs
- Acai berries
- Spirulina
- Maca powder
Why should I eat oatmeal?
- Healthy Digestion: The fiber in oatmeal promotes digestive health.
- Heart health: Oats are known to help manage cholesterol levels.
- Weight management: Oatmeal keeps you feeling full and satisfied throughout the day.
- Increased energy: Complex carbs in oatmeal provide sustained energy throughout the day.
What are the side effects of too much oatmeal?
Oatmeal is rich in dietary fiber, and consuming excessive fiber in a short period can lead to digestive discomfort.
This may include bloating, gas, diarrhea, or abdominal cramps.
It's essential to increase fiber intake gradually to allow your digestive system to adapt.
If you're experiencing gas, try soaking the oats to make overnight oats, which might make digestion easier.
Is Oatmeal Good For Losing Weight?
The golden equation of weight loss is...
Calories In - Calories Out = Weight Loss OR
Calories Out > Calories In = Weight Loss
So, if your goal is weight loss, then you either need to be consuming less calories in your food or burning more calories by getting more physical activity.
As long as you are in a calorie deficit, which is the KEY to weight loss, eating oatmeal everyday and even multiple times a day can achieve weight loss goals.
Is Oatmeal Good For Gaining Weight?
Yes oatmeal can be eaten for weight gain.
Here are my suggestions to make oatmeal a part of a weight-gain strategy:
Oatmeal Nutritional Facts
Carbohydrates (per ½ cup serving): Approximately 35 grams of carbohydrates, primarily complex carbs for sustained energy.
Protein (per ½ cup serving): About 5 grams of plant-based protein.
Fat (per ½ cup serving): Roughly 3.5 grams of healthy fats.
Dietary Fiber (per ½ cup serving): Oats provide around 5 grams of dietary fiber, promoting digestion and satiety.
Commonly Asked Questions
A typical serving of rolled oats is ½ cup or 50 grams. This portion size provides a balanced nutritional profile, containing approximately 3.5 grams of fat, 5 grams of protein, and 5 grams of dietary fiber.
Yes, the soluble and insoluble fiber in oatmeal can be helpful in controlling your weight. The specific type of fiber called beta-glucan isn't digested very well in our bodies, so food moves slowly through our digestive tract, keeping us feeling full.
You can have oatmeal three times a day as it's considered a healthy whole grain food. When you add nutritious toppings, it becomes a well-rounded meal, helping you stay full and potentially lose weight. However, it's important to remember that portion control plays a significant role.
Oatmeal and other oat products have relatively lower GI values ranging from 43.4 to 64.6.
Oats and oatmeal are versatile, nutritious, and incredibly beneficial for your overall health.
Whether you're looking to lose weight, gain muscle, or simply lead a healthier lifestyle, daily oatmeal consumption can have a place in your diet.
More Oatmeal and Oat Flour Recipes
- Easy Strawberry Protein Bars RECIPE (Healthy, Gluten-Free)
- Blueberry Overnight Oats with Protein Powder
- Easy and Healthy Homemade Granola RECIPE (4-ingredients)
- Healthy Pear Crisp Recipe (Gluten-Free)
- Single Serving Baked Oatmeal RECIPE (No eggs, High Protein)
- Healthy Chocolate Banana Bread RECIPE (Easy, Gluten-Free)
- Easy 5-Ingredient Orange Oat Bars RECIPE (Healthy, Vegan)
- Healthy Heavenly Hunks Oatmeal Dark Chocolate RECIPE
- Crispy Oatmeal Cookies with Oil RECIPE (Vegan, No Butter)
- Flourless Pumpkin Bread Recipe (Healthy, Gluten-Free)
- Healthy Heavenly Hunks Oatmeal Dark Chocolate RECIPE
- 12 Healthy Oatmeal Dessert and Snack Recipes (Gluten-Free)
- Protein Pumpkin Overnight Oats (Easy, Healthy)
More Expert Advice on Oatmeal
- Can You Eat Uncooked Oatmeal in a Smoothie – Dietitian Reviews
- Is Oatmeal Better With Milk or Water? Tips For The Best Oatmeal
- Can You Eat Uncooked Oatmeal in a Smoothie – Dietitian Reviews
- Can Oatmeal Cause Gas? Oatmeal and Digestive Health
- Is It Okay to Eat Oatmeal at Night? Foods for a Restful Sleep
- Is Instant Oatmeal Good for Diarrhea?
- Oatmeal Pros and Cons – Dietitian Reviews
- Benefits of Overnight Oats vs Cooked
- What is Blended Oatmeal
- How Long Can Oatmeal Sit Out: A Comprehensive Guide
- Can I Reheat Oatmeal? A Guide to Leftover Oatmeal
- The Ultimate Guide to Perfectly Thickened Oatmeal
- The Perfect Ratio Oats to Milk for Overnight Oats
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