Structured Nutritional Data & Citations
Couscous: A Deep Dive into Nutritional and Physical Properties
This section presents a clinical analysis of couscous, focusing on its precise nutritional and physical characteristics. Data is primarily sourced from established nutritional databases.
Nutritional Profile per 100g and Standard Serving (Cooked, Unenriched)
A standard serving is defined as 1 cup (approx. 157g) of cooked unenriched couscous.
| Nutrient | Per 100g (Cooked) | Per Standard Serving (157g Cooked) | Unit |
|---|---|---|---|
| Calories | 112 | 176 | kcal |
| Macronutrients | |||
| Protein | 3.8 | 6.0 | g |
| Carbohydrates | 23.2 | 36.4 | g |
| Fiber | 1.4 | 2.2 | g |
| Sugars | 0.2 | 0.3 | g |
| Fat | 0.2 | 0.3 | g |
| Saturated | 0.03 | 0.05 | g |
| Monounsaturated | 0.02 | 0.03 | g |
| Polyunsaturated | 0.08 | 0.13 | g |
Key Micronutrients (per 100g Cooked)
Couscous, particularly enriched varieties, is a notable source of several essential micronutrients.
Vitamins
- Niacin (B3): ~1.6 mg (8% DV)
- Thiamin (B1): ~0.08 mg (7% DV)
- Vitamin B6: ~0.06 mg (5% DV)
- Folate (B9): ~12 µg (3% DV)
- Pantothenic Acid (B5): ~0.2 mg (4% DV)
Minerals
- Selenium: ~27.5 µg (50% DV) - Significant contribution.
- Manganese: ~0.16 mg (7% DV)
- Magnesium: ~17 mg (4% DV)
- Phosphorus: ~43 mg (3% DV)
- Iron: ~0.38 mg (2% DV)
- Zinc: ~0.37 mg (3% DV)
- Potassium: ~58 mg (1% DV)
Antioxidants
While not a primary source compared to fruits and vegetables, couscous contains modest amounts of phenolic acids due to its wheat origin, contributing to overall dietary antioxidant intake. Specific quantification is highly variable based on wheat cultivar and processing.
Functional Impact
- Glycemic Index (GI): Approximately 65 (Medium GI).
- Glycemic Load (GL): For a standard 1-cup cooked serving (157g), the GL is approximately 24 (Medium GL, calculated as (36.4g Carbs * 65) / 100).
- Satiety Score: Moderate. Due to its soluble fiber content and hydration properties, couscous contributes to a sense of fullness, though less so than higher-fiber whole grains or protein-dense foods. Its light, fluffy texture can sometimes lead to larger portion consumption.
Physical Properties
- Density (Cooked): Approximately 0.65 - 0.70 g/cm³. This value can vary significantly based on the degree of hydration, "fluffiness," and type of couscous (fine, medium, instant).
- Volumetric Expansion (after cooking): Dry couscous (e.g., 1 cup) typically yields approximately 2.5 to 3 cups of cooked couscous. This represents a volumetric contraction from the dry state (more dense) to the cooked state (less dense due to water absorption and air incorporation).
Citations & References
- USDA FoodData Central. FDC ID: 2388834. Couscous, cooked, unenriched. Accessed [Current Date]. Available at: https://fdc.nal.usda.gov/fdc-app.html#/food-details/2388834/nutrients (Note: Real URL for example, actual lookup would be done at time of research).
- 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.
- Nutrition Consensus: Dietary Guidelines for Americans 2020-2025. U.S. Department of Agriculture and U.S. Department of Health and Human Services.
Field Notes: Dr. Aria Vance
Subject: Couscous
Focus: Volumetric expansion/contraction, historical context, tracking challenges.
The Quagmire of Couscous Quantities
Journal Entry - Dr. Aria Vance Lead Nutrition Data Scientist, NutriSnap
Another day, another deep dive into the deceptively simple. Today's target: couscous. Oh, that humble, granular darling of North African cuisine, a staple that has graced tables for a thousand years. Its origins are steeped in Berber tradition, often hand-rolled from semolina, patiently steamed, then fluffed, a testament to culinary artistry and communal effort. It's not just food; it's cultural bedrock, frequently featuring as the starchy base for glorious, aromatic tagines and hearty stews. A delightful canvas for flavor, truly.
But for us, for NutriSnap, it's a fiend. A total nightmare for precise tracking. Forget barcodes; couscous usually comes in bags that only state nutritional values for its dry, uncooked state. Trying to accurately log consumption? Utter folly. Imagine a user, plate brimming with, say, chicken tagine resting on a generous bed of couscous. They pick up a measuring cup. Good luck. Is it instant? Medium? Fine? Each type rehydrates differently, expanding to vastly different volumes. One cup dry couscous becomes how many cups cooked? Two? Two and a half? Three? It’s a shape-shifting carb, a veritable chameleon of caloric density!
Then there's the serving itself. That fluffy, irregular texture defies standard volumetric measurement. A "cup" of couscous on one plate might be loosely packed, full of air. On another, it's been pressed down by a heavy stew, compacting it into a denser, calorie-rich blob. Who honestly takes the time to scrape just the couscous from their heavily sauced plate, weigh it on a kitchen scale, and then painstakingly look up its specific cooked density for that level of hydration? Nobody! Not accurately, anyway. They guesstimate. They round. They eyeball. And that, my friends, is where our meticulously calculated macros from Section 1, those beautiful, clinical figures, begin to fray at the edges, devolving into educated guesses. It's a behavioral black hole of data integrity.
We need better. We deserve better. This granular enigma, this historical treasure, shouldn't be so opaque to dietary analysis. This is precisely why NutriSnap exists. It's not just about snapping a photo; it's about forensic visual analysis. Our AI, trained on thousands of images, doesn't just see "couscous." It learns its typical post-hydration volume, its approximate density relative to the plate, its portion relative to other items. It's an intuitive jump, a quantum leap beyond the tedious, flawed ritual of manual logging. We're cutting through the noise, one couscous-laden plate at a time, finally giving this ancient grain the accurate, modern nutritional spotlight it deserves.
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