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Grapes, american type (slip skin), raw

Fruits Per 100 g · Per 100g serving

Grapes, american type (slip skin), raw is a fruit at 67.0 calories per 100g. It is a good source of Manganese, providing 31% of the Daily Value per 100g. This fruit is virtually fat-free. Fruits are naturally rich in vitamins, dietary fiber, and antioxidants. They are an important part of a balanced diet and contribute to daily micronutrient needs. Our database tracks 82 nutrients for this food, plus glycemic index, insulin index, polyphenol profile, environmental footprint data.

67.0
Calories
kcal
0.63
Protein
g
0.35
Fat
g
17.1
Carbs
g
0.90
Fiber
g

Top Nutrients

💎
Manganese
0.72 mg
31% DV
💪
Carbohydrate
17.1 g
13% DV
☀️
Vitamin K1
14.6 µg
12% DV

Data for 82 of 150 tracked nutrients

Nutrient Fingerprint

How this food scores across key nutrient categories, as a percentage of the daily recommended value per 100 g. Based on USDA DRIs for adults.

Complete Nutrient Profile

Macronutrients 9
NutrientPer 100gUnitPer Serving% DV
Water SR81.3g
2%
Calories SR67.0kcal
Energy (kJ) SR280kj
Protein SR0.63g
1%
Total Fat SR0.35g
Carbohydrate SR17.1g
13%
Fiber SR0.90g
2%
Total Sugars SR16.2g
Ash SR0.57g
Minerals 10
NutrientPer 100gUnitPer Serving% DV
Calcium SR14.0mg
1%
Iron SR0.29mg
4%
Magnesium SR5.0mg
1%
Phosphorus SR10.0mg
1%
Potassium SR191mg
6%
Sodium SR2.0mg
0%
Zinc SR0.04mg
0%
Copper SR0.04mg
4%
Manganese SR0.72mg
31%
Selenium SR0.10µg
0%
Vitamins 24
NutrientPer 100gUnitPer Serving% DV
Vitamin A (RAE) SR100µg
11%
Vitamin A (IU) SR5.0IU
Retinol SR0µg
Beta-Carotene SR59.0µg
Alpha-Carotene SR1.0µg
Beta-Cryptoxanthin SR0µg
Lycopene SR0µg
Lutein + Zeaxanthin SR72.0µg
Vitamin C SR4.0mg
4%
Vitamin D SR0µg
Vitamin D (IU) SR0IU
Vitamin E SR0.19mg
1%
Vitamin K1 SR14.6µg
12%
Thiamin (B1) SR0.09mg
8%
Riboflavin (B2) SR0.06mg
4%
Niacin (B3) SR0.30mg
2%
Pantothenic Acid (B5) SR0.02mg
0%
Vitamin B6 SR0.11mg
8%
Folate SR4.0µg
1%
Folic Acid SR0µg
Folate (food) SR4.0µg
Folate (DFE) SR4.0µg
Vitamin B12 SR0µg
Choline SR5.6mg
1%
Fatty Acids 8
NutrientPer 100gUnitPer Serving% DV
Saturated Fat SR0.11g
Monounsaturated Fat SR0.01g
Polyunsaturated Fat SR0.10g
Trans Fat SR0g
Cholesterol SR0mg
Omega-3 EPA SR0g
Omega-3 DPA SR0g
Omega-3 DHA SR0g
Individual Fatty Acids 10
NutrientPer 100gUnitPer Serving% DV
Butyric Acid (4:0) SR0g
Caproic Acid (6:0) SR0g
Caprylic Acid (8:0) SR0g
Capric Acid (10:0) SR0g
Lauric Acid (12:0) SR0g
Myristic Acid (14:0) SR0.003g
Palmitic Acid (16:0) SR0.10g
Stearic Acid (18:0) SR0.01g
Linoleic Acid (18:2) SR0.08g
0%
Linolenic Acid (18:3) SR0.02g
Amino Acids 18
NutrientPer 100gUnitPer Serving% DV
Tryptophan SR0.003g
Threonine SR0.02g
Isoleucine SR0.005g
Leucine SR0.01g
Lysine SR0.01g
Methionine SR0.02g
Cystine SR0.01g
Phenylalanine SR0.01g
Tyrosine SR0.01g
Valine SR0.02g
Arginine SR0.05g
Histidine SR0.02g
Alanine SR0.03g
Aspartic Acid SR0.08g
Glutamic Acid SR0.13g
Glycine SR0.02g
Proline SR0.02g
Serine SR0.03g
Other 3
NutrientPer 100gUnitPer Serving% DV
Caffeine SR0mg
Theobromine SR0mg
Alcohol SR0g

Nutrient Density Score

The NRF9.3 score measures overall nutritional quality per 100 kcal. It rewards 9 nutrients to encourage (protein, fiber, vitamins A, C, E, calcium, iron, magnesium, potassium) and penalizes 3 to limit (saturated fat, added sugars, sodium). Higher is better; negative scores indicate the food is high in limit nutrients relative to its beneficial content.

43
NRF9.3 Score
Moderate · per 100 kcal
Poor (<0) Moderate Good Excellent (100+)

NRF9.3 index: Fulgoni et al. (2009), J Nutr 139(8). DVs based on FDA 2020 reference values.

Nutrient Interactions in This Food

Nutrients in this food that enhance or compete with each other during absorption.

✔ Synergies — nutrients that help each other

Dietary Fat + Vitamin A●●●

Vitamin A is fat-soluble and requires dietary fat for absorption. Adding fat to a meal significantly increases beta-carotene and retinol absorption.

Ribaya-Mercado et al., Am J Clin Nutr, 2007

Dietary Fat + Vitamin K●●●

Vitamin K is fat-soluble. Absorption increases significantly when consumed with dietary fat, particularly for phylloquinone (K1) from plant sources.

Gijsbers et al., Br J Nutr, 1996

Amino Acid Profile

Essential amino acid composition compared to the WHO/FAO adult reference pattern. The Amino Acid Score indicates protein quality — 100 means all essential amino acid requirements are met.

26
Amino Acid Score
Low
Isoleucine
Limiting Amino Acid
18
Amino Acids Tracked

Tip: The limiting amino acid is Isoleucine. Pair with eggs, dairy, and soy for a complete amino acid profile.

All Amino Acids (18)
Amino Acidg / 100gmg / g protein
Tryptophan0.0034.8
Threonine0.0227.0
Isoleucine0.0057.9
Leucine0.0120.6
Lysine0.0122.2
Methionine0.0233.3
Cystine0.0115.9
Phenylalanine0.0120.6
Tyrosine0.0117.5
Valine0.0227.0
Arginine0.0573.0
Histidine0.0236.5
Alanine0.0341.3
Aspartic Acid0.08122.2
Glutamic Acid0.13207.9
Glycine0.0230.2
Proline0.0233.3
Serine0.0347.6

How Cooking Changes Nutrients

Estimated percentage of each nutrient retained after cooking, based on USDA retention factors for the “Fresh Fruits” food category. Values of 100% mean no loss; lower values indicate nutrients lost to heat, water, or oxidation.

Key insights
Vitamin C loses up to 30% when sautéed. Baked retains 80%.
Folate loses up to 50% when sautéed. Baked retains 60%.

Source: USDA Table of Nutrient Retention Factors, Release 6 (2007). Retention values are category-level averages — actual retention depends on cooking time, temperature, and water volume.

USDA Retention Factors

Glycemic & Insulin Response

The Glycemic Index (GI) measures how quickly a food raises blood sugar on a 0–100 scale. The Insulin Index (II) measures the insulin response directly, which can differ from GI — notably, dairy and high-protein foods often trigger a higher insulin response than their GI suggests. White bread = 100 for both scales.

59
Glycemic Index
Medium GI
11
Glycemic Load
Medium GL (per 120g)
GI Scale 59
0 Low <55 Med High ≥70 100

GI data matched from: “Grapes, raw” · ●●● high confidence

82
Insulin Index
High Insulin Response
Insulin Index Scale 82
0 Low ≤30 Mod ≤60 High ≤100 120
Measured ●●● Clinically measured (Holt 1997, Bell 2014)

Source: International Tables of Glycemic Index (Sydney University, 2021) · Holt et al. 1997; Bao et al. 2016; Bell 2014

Polyphenols & Bioactive Compounds

Polyphenols are plant-derived compounds with antioxidant properties. Higher intake is associated with reduced cardiovascular risk and improved gut health.

169
Total Polyphenols
mg per 100g · Rich Source
3
Polyphenol Classes
identified in this food
Flavonoids122 mg72%
Phenolic Acids8 mg5%
Stilbenes2 mg1%

Processing Impact on Polyphenols

How common cooking methods affect polyphenol content in fruits. Retention % is relative to the raw/unprocessed food.

Best Method
Freezing
95% retained
Most Loss
Juicing
52% retained
🧊
Freezing95%
Excellent retention; flash-freezing preserves structure and polyp≈161 mg
☀️
Drying82%
Moderate heat degradation offset by concentration; sun-drying ret≈139 mg
🫕
Boiling68%
Significant leaching of water-soluble flavonoids into cooking wat≈115 mg
🔥
Baking/Roasting65%
Dry heat degrades anthocyanins more than other flavonoids≈110 mg
🥫
Canning55%
Prolonged thermal treatment and water contact cause significant l≈93 mg
🧃
Juicing52%
Fiber-bound polyphenols lost with pulp; clear juices lose more th≈88 mg

Health Associations

Research-backed associations for the polyphenol classes found in this food. Evidence strength rated from systematic reviews and meta-analyses.

💜
↓ Cardiovascular disease riskModerate
Flavonoids: Meta-analyses of prospective cohorts show 10-20% lower CVD risk with higher flav
💜
↓ Blood pressureModerate
Flavonoids: RCTs show modest systolic BP reductions (2-5 mmHg) with flavanol-rich cocoa and
🔵
↑ Antioxidant capacityStrong
Phenolic Acids: Chlorogenic acid (coffee) and ferulic acid (grains) show consistent antioxidant
🔵
↑ Glucose metabolismModerate
Phenolic Acids: Chlorogenic acid may slow glucose absorption and improve insulin sensitivity
🍇
↑ Cardiovascular markersModerate
Stilbenes: Resveratrol shows anti-inflammatory and antiplatelet effects in clinical trials
🍇
↑ Cellular aging markersEmerging
Stilbenes: Activates SIRT1 pathway in cell studies; human evidence is limited and dose-depe
⚠ Most evidence is from observational studies and in vitro research. Randomized controlled trials are limited. Individual responses vary based on gut microbiome, genetics, and overall diet. Associations do not prove causation.

Polyphenol data matched from: “Grape, red, raw” · ●●● high confidence

Source: Phenol-Explorer 3.6 (INRA, 2023) · Retention: Rothwell 2013, Palermo 2014 · Health: Del Bo' 2019, Grosso 2017

Environmental Impact

Environmental footprint per kilogram of food produced. Data represents the global average for the “Berries & Grapes” category.

1.5
kg CO₂e / kg
Low Impact
2.4
m² land / kg
Land Use
420
L water / kg
Water Use
7.3
g SO₂e / kg
Acidification
How this compares (GHG emissions)
Potatoes (0.5)Chicken (9.9)Beef (99.5)
Greenhouse Gas Emissions1.5 kg CO₂e / kg
Land Use2.4 m² / kg
Water Use420 L / kg
Eutrophication5.2 g PO₄e / kg
Acidification7.3 g SO₂e / kg
⚠️ Important context about this data
  • Global averages: These figures are production-weighted averages from a meta-analysis of ~38,700 farms across 119 countries (Poore & Nemecek, 2018). Actual impact varies enormously by farming method, geography, and supply chain.
  • System boundary: Cradle-to-retail only — does not include consumer transport, home cooking energy, or food waste.
  • Soil carbon not included: This data does not account for soil carbon sequestration. Some argue that well-managed regenerative grazing partially offsets ruminant emissions; however, full lifecycle accounting — including methane, land-use change, and the opportunity cost of using land for grazing vs. reforestation — typically makes the net footprint of ruminant meat higher, not lower. This is especially relevant in temperate grassland regions like Ireland.
  • Not gospel: This data is informational and illustrative. It is useful for understanding relative magnitudes, but should not be treated as precise measurements for any individual product or farm.

Source: Poore & Nemecek (2018), Science 360(6392). Meta-analysis of ~38,700 farms, 119 countries, 46 product categories.

Global Supply: Fruits

Top 10 countries by per capita supply of the “Fruits” food group (kcal/capita/day, 2023). This is food group–level data from FAO Food Balance Sheets, not specific to this individual food.

1.
Dominican Republic
618
2.
Oman
424
3.
Uganda
422
4.
Guyana
416
5.
Sao Tome and Principe
366
6.
Saudi Arabia
352
7.
Papua New Guinea
317
8.
Dominica
308
9.
Albania
293
10.
Ghana
286

Global Supply Trend (1961–2023)

+38%
1961: 93 kcal2023: 128 kcal

Source: FAO Food Balance Sheets (2023). Supply = production + imports − exports − waste, converted to kcal/capita/day.

Frequently Asked Questions

How many calories are in Grapes, american type (slip skin), raw?

Grapes, american type (slip skin), raw contains 67.0 kcal per 100 grams, making it a low-calorie food. The energy comes from 0.63g of protein (4% of calories), 0.35g of fat (5%), and 17.1g of carbohydrates (102%). Carbohydrates are the primary energy source.

What is Grapes, american type (slip skin), raw most nutritious for?

The standout nutrient in Grapes, american type (slip skin), raw is Manganese, providing 0.72 mg per 100g (31% of the Daily Value). It is also a notable source of Carbohydrate (13% DV). Our database tracks 82 individual nutrients for this food, allowing detailed comparison across vitamins, minerals, amino acids, and fatty acids.

Is Grapes, american type (slip skin), raw high in protein?

At 0.63g per 100 grams, Grapes, american type (slip skin), raw is not a significant source of protein. Pair with protein-rich foods like legumes, meat, fish, or dairy to meet daily protein needs.

How much fiber is in Grapes, american type (slip skin), raw?

Grapes, american type (slip skin), raw contains 0.90g of fiber per 100 grams, which is a small amount. To increase fiber intake, consider pairing with high-fiber foods such as legumes, whole grains, or vegetables.

What is the glycemic index of Grapes, american type (slip skin), raw?

Grapes, american type (slip skin), raw has a glycemic index of 59, which is classified as medium (56-69). Medium-GI foods produce a moderate blood sugar response. The glycemic load, which accounts for typical serving size, provides additional context for real-world blood sugar impact.

Does Grapes, american type (slip skin), raw contain polyphenols?

Yes, Grapes, american type (slip skin), raw contains approximately 169 mg of polyphenols per 100g, primarily from the high class. Polyphenols are bioactive plant compounds associated with antioxidant properties. Their retention can vary with cooking and processing methods — see the processing impact section above for details.

What is the insulin index of Grapes, american type (slip skin), raw?

Grapes, american type (slip skin), raw has a high insulin response (II: 82) (clinically measured) on the insulin index scale (white bread = 100). Foods with high insulin scores stimulate significant insulin release, which may be relevant for blood sugar management. Note that the insulin index can differ substantially from the glycemic index — dairy products and high-protein foods often have higher insulin responses than their GI would suggest.