Structured Nutritional Data & Citations
Research Journal: Oryza sativa (Rice) - Nutritional & Physical Analysis
Subject: Oryza sativa (Rice) - White, Long-Grain, Regular, Cooked
Nutritional Profile (per 100g and per Standard Serving)
| Nutrient | Per 100g Cooked (approx.) | Per Standard Serving (1 cup cooked ≈ 186g) |
|---|---|---|
| Energy | 130 kcal | 242 kcal |
| Protein | 2.69 g | 5.00 g |
| Carbohydrates | 28.17 g | 52.39 g |
| - Sugars | 0.05 g | 0.09 g |
| - Fiber | 0.4 g | 0.7 g |
| Fat | 0.28 g | 0.52 g |
| - Saturated | 0.08 g | 0.15 g |
| - Monounsaturated | 0.09 g | 0.17 g |
| - Polyunsaturated | 0.09 g | 0.17 g |
Key Micronutrients (per 100g Cooked)
- Vitamins:
- Niacin (B3): 0.74 mg (4% DV)
- Thiamine (B1): 0.02 mg (2% DV)
- Pantothenic Acid (B5): 0.26 mg (5% DV)
- Vitamin B6: 0.09 mg (5% DV)
- Folate (B9): 3 µg (1% DV)
- Minerals:
- Manganese: 0.24 mg (10% DV)
- Phosphorus: 42 mg (3% DV)
- Magnesium: 12 mg (3% DV)
- Zinc: 0.42 mg (4% DV)
- Selenium: 7.5 µg (14% DV)
- Iron: 0.02 mg (0% DV)
- Antioxidants:
- Minor phenolic compounds. Refined white rice has significantly lower antioxidant capacity compared to whole grain varieties due to bran removal.
Functional Impact
- Glycemic Index (GI): ~73 (High)
- Glycemic Load (GL): ~38 per standard serving (186g cooked) (High)
- Satiety Score (Holt et al. Satiety Index): ~138% (Relative to white bread at 100%; moderate satiety)
Physical Properties
- Density (Cooked): Approximately 1.05 g/cm³ (for standard consistency, may vary with water content and compaction).
- Volumetric Expansion Factor (Dry to Cooked): Approximately 3x (e.g., 1 cup uncooked rice yields ~3 cups cooked rice).
- Water Absorption: Typically absorbs 2 to 2.5 times its weight in water during cooking.
Citations & References
- USDA FoodData Central. "Rice, white, long-grain, regular, cooked." FDC ID: 356554. Accessed [Date of Retrieval, e.g., October 26, 2023]. Available at: https://fdc.nal.usda.gov/fdc-app.html#/food-details/356554/nutrients
- Atkinson, F.S., Foster-Powell, K., & Brand-Miller, J.C. (2008). International Tables of Glycemic Index and Glycemic Load Values: 2008. Diabetes Care, 31(12), 2281-2283.
- Holt, S.H., Miller, J.C., Petocz, P., & Farmakalidis, E. (1995). A satiety index of common foods. European Journal of Clinical Nutrition, 49(9), 675-690.
Field Notes: Dr. Aria Vance
Subject: Rice
Focus: Volumetric expansion/contraction, historical context, tracking challenges.
Why Rice Is Difficult to Track
Dr. Aria Vance, Lead Nutrition Data Scientist at NutriSnap
Rice. The very bedrock of civilizations. For billions, it's not just food; it's life itself. Originating probably in the Yangtze River valley or ancient India, its tendrils stretch globally. From the terraced paddies of Asia to the Louisiana bayous, this tiny grain has shaped diets, cultures, even economies. It’s fertility, prosperity, sustenance – all in one humble package. What a legacy!
But for us, the nutritional forensic scientists? A nightmare. An absolute minefield for accurate tracking. You see, the manual methods... they just fall apart here. Utterly, irrevocably insufficient.
"A cup of rice." What does that even mean? Is it white, brown, black, sticky, basmati, jasmine, Arborio? Each variety is a nutritional chameleon. Their starch structures, fiber content, even micronutrient profiles shift dramatically. Then there's the state: uncooked, cooked, or some nebulous in-between? A cup of uncooked rice yields vastly more cooked volume, often 2.5 to 3 times its dry self. But wait, how much water was absorbed? Was it boiled hard, steamed gently, or simmered into a sticky clump? This "kitchen alchemy" is a culinary black box for data.
Think about it. Two people, same "cup of rice." One scoops it loosely, fluffy grains dancing. The other compacts it, pressing it down like concrete. Their actual mass of rice could differ by 20, 30, even 50 percent! That's not a minor deviation; it’s a gaping chasm in our data. And don't even get me started on the added fats, oils, or broths that get stirred in. A sprinkle of butter? A dollop of ghee? Each is a small, untracked caloric ghost in the machine.
People try. Bless their hearts, they measure. They weigh sometimes. But the tedium, the sheer frustration of it! Trying to precisely weigh a bowl of fluffy, irregular grains, accounting for residual water, plate weight. Compliance plummets. Accuracy becomes a distant, unattainable dream. Most give up. They eyeball it. And that, my friends, is where our carefully constructed nutritional models start to wobble.
This isn't just about caloric precision; it's about understanding metabolic response. The glycemic impact varies by type, cooking method, even cooling and reheating (hello, resistant starch!). Trying to capture that nuance with a barcode scan or a measuring cup is like trying to catch mist with a sieve. It simply doesn't work.
That's why I'm here. This, this is why NutriSnap exists. We feed our AI with countless images of rice in every conceivable form. We train it to discern jasmine from basmati, fluffy from compacted, the subtle sheen of added oil. Our forensic visual analysis doesn't just see "rice"; it understands the context. It quantifies the volume, estimates the density, and factors in the visual cues of preparation. It’s the future. It’s finally bringing order to the culinary chaos that is, invariably, a simple bowl of rice. We can finally track this dietary cornerstone with the precision it, and our users, deserve.
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