Four foods that seem healthy but can easily raise blood sugar

Oatmeal, cereals, and yogurt, when flavored or sweetened without adequate protein, can lead to sudden spikes in blood sugar.

Whole grains are rich in fiber, but some varieties still contain significant added sugar. Consuming cereals with a high glycemic index or those low in protein can lead to faster sugar absorption and a rapid increase in blood sugar, according to Very Well Health.

Oatmeal, a whole grain, provides fiber, iron, and B vitamins, promoting satiety. However, it is high in carbohydrates and low in protein and fat—two key nutrients for blood sugar balance. Consuming a large amount of oatmeal can cause a sudden spike in blood sugar.

Individuals with diabetes should prepare oatmeal with cow's milk or soy milk to boost protein, or add nuts for increased protein and fat. Pairing oatmeal with protein-rich foods like eggs, Greek yogurt, or cottage cheese is also beneficial for blood sugar management.

Smoothies are often perceived as healthy, offering vitamins, minerals, and fiber. Yet, some can be high in sugar, particularly when made with excessive ripe fruit, added sugar, or milk. Fruits like mango, banana, and jackfruit contain significant natural sugars, which can rapidly elevate blood sugar levels if consumed in large quantities, according to Eating Well.

To mitigate blood sugar impact, diabetics should opt for smoothies made from vegetables or low-sugar fruits. Incorporating peanut butter and nuts can further enhance fiber, fat, and protein content.

While flavored yogurt offers protein, calcium, and probiotics, a single small container can contain 15 g of added sugar and sugary jam. This added sugar can cause blood sugar to rise more rapidly compared to plain yogurt.

Diabetics should choose plain yogurt to ensure adequate protein intake. Adding fresh fruit provides fiber, while nuts contribute healthy fats.