Calories and Nutritions in Grapes

The 100 grams grapes calories for raw seedless grapes are 69 calories.

Raw seedless grapes contain 690 calories per 1kg (2.2lbs).

One large green seedless grape (6g) contains 4 calories. One large red seedless grape (6g) contains 4 calories. One small green seedless grape (2.5g) contains 2 calories. One small red seedless grape (2.5g) contains 2 calories.

Twenty average-sized seedless grapes contain 69 calories.

Grapes provide numerous health advantages backed by scientific research, as outlined below:

• Rich in Antioxidants: Grapes, especially red and purple varieties, contain potent antioxidants like resveratrol, flavonoids, and anthocyanins, which help protect cells against oxidative stress and damage linked to chronic diseases. (Xia EQ, Deng GF, Guo YJ, Li HB. (2010). Biological activities of polyphenols from grapes.)
• Support Heart Health: Compounds in grapes, particularly resveratrol and potassium, contribute to cardiovascular health by helping maintain healthy blood pressure, improving blood vessel function, and potentially reducing LDL cholesterol oxidation. (Dohadwala MM, Vita JA. (2009). Grapes and cardiovascular disease.)
• May Benefit Brain Function: Antioxidants in grapes, including resveratrol, may help protect against neurodegenerative processes by reducing oxidative stress and inflammation in the brain, potentially supporting cognitive function. (Granzotto A, Zatta P. (2014). Resveratrol and Alzheimer's disease: message in a bottle.)
• Aid Blood Sugar Control: Grapes have a low to moderate glycemic index, and compounds like resveratrol have been studied for their potential role in improving insulin sensitivity, suggesting grapes can be part of a diet supporting blood sugar management when consumed in moderation. (Brasnyó P, Molnár GA, Mohás M, Markó L, Laczy B, Cseh J, Mikolás E, Szijártó IA, Mérei A, Halmai R, Mészáros LG, Sümegi B, Wittmann I. (2011). Resveratrol improves insulin sensitivity, reduces oxidative stress and activates the Akt pathway in type 2 diabetic patients.)
• Contain Nutrients for Eye Health: Grapes contain antioxidants like lutein and zeaxanthin, as well as resveratrol, which may help protect against age-related macular degeneration and other eye conditions by filtering harmful blue light and reducing oxidative damage. (Brazionis L, Rowley K, Itsiopoulos C, O'Dea K. (2008). Plasma carotenoids and diabetic retinopathy.)

Grape consumption pose drawbacks for some individuals as discussed here:

• Sugar Content: Grapes contain natural sugars, primarily fructose and glucose. Consuming large quantities can contribute significantly to daily sugar intake, which may be a concern for individuals managing blood sugar levels or overall calorie intake. Portion control is important. Alternatives include lower-sugar fruits like berries. (USDA FoodData Central). A suggested daily amount is one cup (151g).
• Potential for Digestive Upset: Eating large amounts of grapes may cause digestive issues like bloating or diarrhea in some people due to their sugar and fiber content, although the fiber amount is moderate. Moderation helps avoid these effects.
• Pesticide Residues: Grapes consistently appear on lists of produce with higher pesticide residue levels. Choosing organic grapes can minimize exposure. An alternative is washing conventional grapes thoroughly. (Environmental Working Group (EWG). (Annual). EWG's Shopper's Guide to Pesticides in Produce™.)
• Choking Hazard for Young Children: Whole grapes pose a choking risk for small children due to their size and shape. Cutting grapes lengthwise is recommended for young children.

Yes, grapes are good for health because the fruit supplies valuable nutrients, antioxidants, and hydration. Grapes contribute to heart health through compounds like resveratrol and potassium that support healthy blood pressure and blood vessel function (Dohadwala MM, Vita JA. (2009). Grapes and cardiovascular disease.). The antioxidants found in grapes, including flavonoids and anthocyanins, help protect cells from oxidative stress, benefiting brain health and reducing chronic disease risk (Xia EQ, et al. (2010). Biological activities of polyphenols from grapes.). Grapes also provide some fiber aiding digestive processes, and essential nutrients like Vitamin K important for blood clotting and bone health (USDA FoodData Central). 

Yes, grapes are good for weight loss when incorporated into a balanced, calorie-controlled eating plan. Grapes are moderately low in calories (69 calories per 100g) and contain a high percentage of water, which contributes to hydration and volume without adding significant calories. Grapes provide some dietary fiber, which promotes satiety and can help manage appetite, potentially reducing overall calorie consumption (Slavin JL. (2005). Dietary fiber and body weight.). Grapes have a low to moderate glycemic index, leading to a slower impact on blood sugar compared to high-glycemic snacks, which aids in energy regulation and may prevent sharp hunger spikes (Brand-Miller JC, Holt SH, Pawlak DB, McMillan J. (2002). Glycemic index and glycemic load for foods: a systematic review.). Portion control is necessary due to natural sugar content, but grapes' nutrient profile makes a healthier choice than many processed snacks.

A typical serving of grapes is one cup (151 grams), which equals 16–20 grapes. Including one cup of grapes as part of your daily fruit intake is a healthy and balanced choice for most adults, helping you gain essential nutrients and health benefits. The Dietary Guidelines for Americans states that adults should aim to consume 1.5 to 2 cups of fruit each day. 

Consuming grapes within the overall recommendation of 1.5-2 cups of total fruit per day is advisable for most adults. Eating excessive quantities beyond this, particularly in one sitting, could contribute excessive sugar and calories to the diet and cause digestive discomfort like bloating or diarrhea for some individuals due to the sugar and fiber content. Moderation ensures benefits without potential downsides.

No, grapes are not high in calories compared to many other foods. A 100g serving of raw seedless grapes contains 69 calories. This moderate calorie density is largely due to high water content, which makes up over 80% of their weight (USDA FoodData Central). Fruits like grapes are considered low-energy-dense foods, meaning they provide fewer calories per gram compared to high-energy-dense foods like processed snacks, fatty foods, or sweets (Rolls BJ, Ello-Martin JA, Tohill BC. (2004). What can intervention studies tell us about the relationship between fruit and vegetable consumption and weight management?). 

No, grapes are not high in fiber compared to other food groups known for high fiber content. A 100g serving of raw seedless grapes contains 0.9g of dietary fiber (3% DV), and while grapes contribute some fiber to the diet, they provide less per serving than high-fiber fruits like raspberries (6.5g/100g) or pears (3.1g/100g), and significantly less than legumes, whole grains, or high-fiber cereals (USDA FoodData Central). Fiber intake is important for digestive health and satiety (Anderson JW, et al. (2009). Dietary fiber: the forgotten nutrient.). Grapes can be part of a fiber-adequate diet but should be complemented with higher-fiber food sources.

The calorie content of grapes for fresh seedless table grapes, both green and red/purple varieties, contain 69 calories per 100 grams. Concord grapes, used for juice and jelly, contain slightly fewer calories at 62 per 100 grams. Specialty sweet varieties like Cotton Candy grapes have a higher calorie count, reaching 90-100 calories per 100 grams due to intense sweetness and higher sugar content. The most significant difference occurs with dried grapes (raisins). The dehydration process dramatically increases calorie density by concentrating sugars. Raisins contain 299 calories per 100 grams, over four times the calories of fresh table grapes by weight. Fresh grapes (Concord, standard green/red) are the lowest calorie types, while dried grapes (raisins) and specialty sweet grapes are the highest calorie types.

The origin of cultivated grapes traces back thousands of years to the Near East, in the region encompassing modern-day Georgia, Armenia, and northern Iran. The primary species, Vitis vinifera, was domesticated there around 6000-8000 BCE, mainly for wine production. These civilizations spread viticulture throughout the Mediterranean basin and Europe. Grapes were consumed fresh and dried into raisins, providing sustenance and trade goods. Roman expansion established vineyards across France, Spain, and Germany. With European exploration, Vitis vinifera vines were transported to the Americas, South Africa, Australia, and New Zealand. North America also has native grape species like Vitis labrusca (Concord grape parentage), which were cultivated by indigenous peoples and later hybridized with European varieties. Specific dishes evolved regionally, ancient cultures used grapes fresh or dried, Romans paired grapes with savory foods, medieval Europeans continued wine focus, Italians developed dishes like Schiacciata con l'uva, Americans created the Concord grape pie and incorporated grapes into salads like the Waldorf.