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Unsalted Butter — glycemic index and gestational diabetes guide

Allergen Information

Contains: Milk

Nutrition per 100g

Calories717 kcal
Carbohydrates0.06g
of which Sugars0.06g
Fiber0g
Protein0.85g
Fat81.1g
of which Saturated51.4g
Sodium11mg
Glycemic Index0

Fats & OilsButters

Unsalted Butter for Gestational Diabetes

low gicalorie denseportion controlhealthy pairing

Unsalted butter is a dairy product made by churning fresh or fermented cream, separating the butterfat from the buttermilk. It consists of at least 80% milk fat, with the remainder being water and milk solids. As a pure fat, it's a concentrated source of energy and fat-soluble vitamins like A, E, and D. Unlike salted butter, it contains no added salt, giving the cook complete control over the sodium content of a dish. This makes it the preferred choice for baking, where precise salt measurements are often crucial for texture and leavening.

Gestational Diabetes Profile

GD Suitability

GI Impact

low

Glycemic Index

0 · low

Is Unsalted Butter safe with gestational diabetes?

Unsalted butter is an excellent choice for a gestational diabetes diet as it contains virtually no carbohydrates and will not cause a blood sugar spike. Its high fat content is beneficial for slowing down the absorption of glucose from other foods in a meal, helping to maintain stable blood sugar levels. However, it is very calorie-dense and high in saturated fat, so portion control is essential. Using small amounts can enhance meals without negatively impacting weight management goals during pregnancy.

How does Unsalted Butter affect blood sugar during pregnancy?

As a pure fat, butter has a glycemic index of zero and does not directly raise blood glucose. When consumed as part of a mixed meal, it plays a beneficial role in blunting the overall glycemic response. The fat slows down stomach emptying, which means carbohydrates are digested and absorbed more slowly. This gradual release of sugar into the bloodstream helps prevent the sharp, post-meal spikes that need to be carefully managed in gestational diabetes. Therefore, it acts as a natural blood sugar stabilizer.

What is a safe portion of Unsalted Butter for gestational diabetes?

A sensible portion of unsalted butter is about one teaspoon to one tablespoon per meal. Visually, this is a small pat roughly the size of the tip of your thumb. This amount is sufficient to provide flavor, aid in the absorption of fat-soluble vitamins, and help slow digestion to manage blood sugar. Using butter as a flavor enhancer rather than a primary cooking fat helps keep calorie and saturated fat intake in check, which is important for overall health during pregnancy.

How should I combine Unsalted Butter to manage blood sugar during pregnancy?

Butter is best used as a pairing agent with high-fiber carbohydrates to moderate their impact on blood sugar. For instance, add a small pat of butter to steamed green beans, a serving of quinoa, or a slice of whole-grain sourdough toast. This combination of fat and fiber is highly effective at promoting satiety and slowing glucose absorption. Avoid pairing butter with large portions of refined carbohydrates or sugary foods, as this can contribute excessive calories without providing sustained energy or nutrients.

Last reviewed: July 3, 2026

Talk to Your Healthcare Provider

Ratings and portion guidance on this page are for informational purposes only and do not constitute medical advice. Every pregnancy is different — always confirm your blood sugar targets and meal plan with your OB-GYN, midwife, or certified diabetes educator. By using this guide, you agree to our Terms and Conditions.

Content independently developed by SugarCurve Editorial Team, informed by the American Diabetes Association's Standards of Care in Diabetes, ACOG's gestational diabetes guidelines, and the IADPSG consensus criteria. Not endorsed by or affiliated with any referenced organization. · Last reviewed: July 2026

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