Calories and Nutritions in Raspberry

Raspberry nutrition facts for a 100g serving: 52 calories, 0.7g fat, 1mg sodium, 12g carbs, 1.2g protein, 25mg calcium, and 151 mg potassium.

The calorie content for 1 kilogram (1000 grams) of raspberries is 520 calories.

The calories of one raspberry varies by size. A small raspberry (2g) contains approximately 1 calorie, a medium raspberry (4g) contains approximately 2.1 calories, and a large raspberry (6g) contains approximately 3.1 calories.

There are several raspberry benefits as listed below:

• Potential Cancer-Fighting Benefits: Raspberries’ abundant antioxidants may offer protection against cancer. Extracts from berries, including red raspberries, have been found to inhibit cancer cell growth and eliminate them in laboratory studies, particularly in colon, prostate, breast, and oral cancers. In one experiment, red raspberry extract killed up to 90% of stomach, colon, and breast cancer cells. Another study uncovered the ability of sanguiin H-6, an antioxidant in red raspberries, to induce cell death in over 40% of ovarian cancer cells. 
• Possible Relief for Arthritis Symptoms: Raspberries may help alleviate arthritis symptoms due to their anti-inflammatory effects. In one study on rats treated with red raspberry extract, it showed a reduced risk of arthritis, and those who developed the condition experienced milder symptoms than the control group. Another study found that raspberry extract reduced swelling and joint damage in rats. It is believed that raspberries protect against arthritis by inhibiting COX-2, an enzyme that triggers inflammation and pain.
• Support for Weight Loss: One cup (123 grams) of raspberries contains just 64 calories, 8 grams of fiber, and over 85% water, making them a filling, low-calorie food, while their natural sweetness may help curb sugar cravings. The compounds found in raspberries may aid weight loss, as shown in a study where mice on a high-fat diet supplemented with raspberries gained less weight compared to those on a high-fat diet alone. While raspberry ketone supplements are promoted for weight loss, limited research exists on their effectiveness.
• Anti-Aging Effects: Raspberries, packed with antioxidants, may help slow the aging process by combating free radicals in the body. These antioxidants have been associated with longer lifespans in animal studies and demonstrate anti-aging benefits in humans. Raspberries are a good source of vitamin C, which plays a crucial role in skin health by supporting collagen production and repairing UV damage/ In an eight-week study, older rats that were given a diet containing 1% or 2% raspberries exhibited improved motor functions, including enhanced balance and strength.
• Cognitive Health: Consuming a diet high in antioxidants has been recommended by experts for supporting brain health and the nervous system. Research indicates that vitamins C and E can help preserve cognitive function and memory as individuals age. 
• Supports Immune and Metabolic Health: A study investigated the impact of red raspberry consumption on metabolic health in individuals with overweight or abdominal obesity and mild hyperinsulinemia or hypertriglyceridemia. In a randomized controlled trial, 59 participants consumed 280 g/day of frozen raspberries or maintained their usual diet for 8 weeks. While no significant changes were observed in insulin, glucose, inflammatory markers, or blood pressure, the raspberry group exhibited altered gene expression and metabolic shifts. Notably, 43 genes related to immune function and signal transduction were differentially expressed, and 10 serum metabolites, including β-alanine and bioactive lipids, were significantly affected. Although no major metabolic benefits were found, the study suggests that regular raspberry consumption may influence immune function and phospholipid metabolism.

Raspberries are generally healthy but these berries also come with some drawbacks, such as the ones listed here:

• Allergies: A study comparing organic and conventional raspberries found that organic raspberries contained lower levels of phenolic compounds, particularly anthocyanins, compared to conventional ones. Conventional raspberries were also linked to a higher allergenic potency, with a strong correlation between anthocyanin content and allergy risk. This suggests that organically produced raspberries are safer, especially for individuals with food allergies. The allergies in question are triggered by specific proteins in raspberries, such as Bet v1 and profilin. Bet v1, found in birch pollen, can cause cross-reactivity in individuals with birch pollen allergies, leading to symptoms like itching, swelling, and hives. 
• Foodborne Illnesses: Raspberries have been associated with foodborne illnesses, such as a cyclosporiasis outbreak in South Carolina linked to imported raspberries in 1996. A study traced the outbreak back to raspberries from Guatemala, which were contaminated with the Cyclospora parasite. This caused prolonged diarrhea and gastrointestinal distress in affected individuals, with 59% of luncheon attendees developing diarrhea after consuming raspberries, showing a significantly higher risk compared to those who did not eat the fruit.

Yes, raspberries are good for you because these berries are nutrient-rich, low in calories, and offer numerous health benefits. According to registered nutritionist, Nicola Shubrook.  Raspberries help manage blood sugar levels due to their low glycemic index and high fiber content. Raspberries are also packed with antioxidants, which may provide cancer-protective properties, and their anti-inflammatory compounds, such as anthocyanins may alleviate arthritis symptoms. The high vitamin C content supports collagen production and may reduce signs of aging. Additionally, raspberries may help protect against metabolic syndrome.

Yes, raspberries may help lower blood sugar because this fruit lowers glucose levels and reduces insulin requirements in the body. A study involving 32 adults aged 20 to 60, who were overweight or obese with prediabetes and insulin resistance, tested the effects of red raspberries and ate three separate meals on different days—one without raspberries, one with one cup of raspberries, and one with two cups of raspberries. Their blood was tested over a 24-hour period and it was found that consuming raspberries led to lower glucose levels and reduced insulin requirements for blood sugar management. 

Raspberries are mildly acidic. The raspberry acidity level ranges from 3.22 to 3.95 for red raspberries and 3.5 to 4.00 for black raspberries. The acidity of raspberries depends on ripeness, with unripe raspberries being more acidic, while fully ripe ones have lower acidity. Acidity is measured on the pH scale, which ranges from 0 to 14, with 7 being neutral. Foods with a pH below 7 are acidic, and those above 7 are alkaline. Raspberries’ acidic nature may cause stomach issues like bloating and gas, and may aggravate symptoms for individuals with acid reflux or GERD. Black raspberries are slightly more acidic than red raspberries, but the difference is minimal.

The raspberry macros for a one cup serving (123 grams) of red raspberries are: 14.69 grams of carbohydrates, 8 grams of fiber, 1.48 grams of protein, and 0.8 grams of fat. A cup of black raspberries provides 16 grams of carbohydrates, 8.7 grams of fiber, 1.61 grams of protein, and 0.87 grams of fat.

According to the 2020–2025 Dietary Guidelines for Americans, published by the Centers for Disease Control and Prevention (CDC), adults are recommended to consume 1.5 to 2 cup-equivalents of fruits daily, which is about 20 fresh raspberries, and counts as one of the five-a-day portions of fruit and vegetables. The five-a-day guideline, introduced in 1994, was in response to numerous studies that demonstrated that eating plenty of fruit and vegetables helped reduce the risk of heart disease, stroke, certain cancers, diabetes, and obesity. Both fresh and frozen raspberries contribute to this goal. 

Raspberries are nutritious, rich in fiber, vitamins, and antioxidants. While there is no specific maximum recommended daily intake for raspberries, it's important to consume them in moderation as part of a balanced diet. Overconsumption of raspberries can lead to digestive discomfort due to their high fiber content.

The calorie content of raspberries varies slightly depending on the variety. Amity raspberries contain approximately 60 calories per cup (123 grams), while Latham and red raspberries each contain around 64 calories per cup. Despite these minor differences, raspberries are generally low in calories, which makes them a nutritious and healthy option regardless of the variety.

The origin of raspberries dates back to ancient times. Raspberries belong to the rose family (Rosaceae) and the genus Rubus, which includes blackberries and boysenberries. The scientific name of raspberry is Rubus idaeus, derived from Mount Ida in Turkey, where Greek mythology tells of gods bringing raspberries to man. Romans cultivated raspberries as early as the fourth century, and by the 1500s, these berries became a common sight in European gardens. First cultivated by the Romans in the fourth century AD, raspberries became widespread in Europe, where King Edward I encouraged their cultivation in the 13th century. Raspberries have been used as food, medicine, and even pigment throughout history, with medieval Europeans valuing these berries highly.