Walnuts are often praised for their impressive nutritional benefits. They are rich in omega-3 fatty acids, antioxidants, plant-based protein, and essential minerals. Many people enjoy walnuts as a quick snack or add them to meals throughout the day. But what happens when you eat walnuts at night? While walnuts are healthy, consuming them too late in the evening may cause certain discomforts for some individuals. Below is a closer look at the potential health issues that may arise when eating walnuts at night, and how to enjoy them without disrupting your sleep or digestion.
1. Possible Indigestion and Bloating
Walnuts contain a high amount of healthy fats and fiber, which are excellent for heart health and digestive function during the day. However, eating them right before bedtime can place extra stress on your digestive system. Because fat takes longer to digest than carbohydrates or protein, late-night walnut consumption may lead to:
bloating
gas or flatulence
abdominal discomfort
acid reflux
a feeling of heaviness in the stomach
These symptoms can interfere with falling asleep and may cause restless sleep throughout the night.
2. Increased Risk of Weight Gain if Overeaten
Although walnuts are nutrient-dense, they are also high in calories—about 650 to 700 calories per 100 grams. Eating calorie-dense foods late at night can make it easier for the body to store excess calories as fat, especially when physical activity is low. Snacking on too many walnuts before bed may contribute to gradual weight gain, even if the food itself is healthy. Portion control is essential, especially for people trying to manage their weight or maintain a calorie deficit.
3. Feeling Overheated or Thirsty
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