Structured Nutritional Data & Citations
Eggplant: Nutritional and Physical Profile
This section details the precise nutritional and physical characteristics of Solanum melongena (eggplant or aubergine).
Nutritional Data
Macronutrients and Energy (Per 100g Raw)
| Nutrient | Amount | Unit |
|---|---|---|
| Energy | 25 | kcal |
| Protein | 0.98 | g |
| Total Fat | 0.18 | g |
| - Saturated | 0.034 | g |
| - Monouns. | 0.005 | g |
| - Polyuns. | 0.088 | g |
| Carbohydrate | 5.88 | g |
| - Fiber | 3.0 | g |
| - Sugars | 3.53 | g |
Standard Serving (1 cup, cubed, raw ~82g)
| Nutrient | Amount | Unit |
|---|---|---|
| Energy | 21 | kcal |
| Protein | 0.80 | g |
| Total Fat | 0.15 | g |
| Carbohydrate | 4.82 | g |
| - Fiber | 2.46 | g |
| - Sugars | 2.89 | g |
Key Micronutrients (Per 100g Raw)
- Vitamins:
- Vitamin B6 (Pyridoxine): 0.084 mg (6% DV)
- Thiamine (B1): 0.039 mg (3% DV)
- Niacin (B3): 0.649 mg (4% DV)
- Folate (B9): 22 µg (6% DV)
- Vitamin C: 2.2 mg (2% DV)
- Vitamin K: 3.5 µg (3% DV)
- Minerals:
- Potassium: 229 mg (5% DV)
- Manganese: 0.232 mg (10% DV)
- Copper: 0.081 mg (9% DV)
- Magnesium: 14 mg (3% DV)
- Antioxidants:
- Anthocyanins (e.g., Nasunin in purple varieties): Potent free radical scavenger, localized primarily in the skin.
- Chlorogenic acid: A major phenolic compound with antioxidant properties.
Functional Impact
- Glycemic Index (GI): Low (~15-20, raw). Cooking methods, especially with added fats/sugars, can moderately elevate this.
- Glycemic Load (GL): Very Low (1-2 per 100g).
- Satiety Score: Moderate. High water content and dietary fiber contribute to satiety without significant caloric density.
Physical Properties
- Density (Raw): Approximately 0.25 - 0.35 g/cm³ depending on cultivar and water content.
- Volumetric Contraction After Cooking:
- Roasting/Grilling: 40-60% reduction in volume due to water loss.
- Frying: 50-70% reduction in volume. Notably, this method involves significant oil absorption, drastically altering caloric density per unit volume.
- Steaming/Boiling: 30-50% reduction, primarily water loss.
Citations & References
- USDA FoodData Central, SR-28, Entry 11209 (Eggplant, raw). Accessed [Current Date].
- Harvard Health Publishing. "Glycemic index and glycemic load for 100+ foods." Accessed [Current Date].
- Nijveldt, R. J., et al. "Effects of flavonoids on protein tyrosine phosphorylation and oxidative stress in human carcinoma cell lines." Environmental Toxicology and Pharmacology, vol. 18, no. 3, 2004, pp. 247-251. (Referencing anthocyanin properties).
- Food Composition Databases: USDA National Nutrient Database for Standard Reference, Release 28. (General nutritional data consensus).
Field Notes: Dr. Aria Vance
Subject: Eggplant
Focus: Volumetric expansion/contraction, historical context, tracking challenges.
The Tracking Enigma of the Aubergine
Dr. Aria Vance, Lead Nutrition Data Scientist, NutriSnap.
Eggplant. Solanum melongena. So beguilingly simple, isn't it? A fleshy, purple bell hanging from a stalk, often seen gracing farmers' market tables. You slice it. You cook it. Done. Easy, right? Wrong. Absolutely, categorically wrong. This seemingly innocuous vegetable is a data nightmare.
Its lineage is vast, ancient. From its domestication over 4,000 years ago in the Indian subcontinent, it traveled the Silk Road, charming palates in China, then weaving its way through the Middle East. It arrived in Europe, initially met with suspicion—dubbed the "mad apple" due to early beliefs about its toxicity. Imagine! Now, it's a global culinary diplomat: moussaka in Greece, baba ghanoush in Lebanon, parmigiana in Italy. A true chameleon, both culturally and, crucially, nutritionally.
This very adaptability, this chameleon-like nature, is its most frustrating trait for accurate dietary tracking. Seriously, it drives me to distraction. Take a standard kitchen scale. You weigh a raw eggplant. Fine. But who eats raw eggplant? Not many. So you cook it. And this is where the dark magic begins. Eggplant, my friends, is a sponge. A delightful, purple sponge, but a sponge nonetheless. Its porous cellular structure drinks oil. It sops up fats with an enthusiasm I usually reserve for coffee on a Monday morning. A modest slice, virtually calorie-free in its raw state, can transform into a calorie bomb after a quick pan-fry. The volumetric contraction? Significant. The water loss? Extreme. You might start with 200 grams of raw eggplant, then end up with 50 grams of fried eggplant, but its caloric density per gram will have skyrocketed. How on earth do you account for that oil absorption manually? You can't. Not accurately.
Measuring "1 cup of cooked eggplant" is a joke. Is it roasted? Baked? Air-fried? Each method yields wildly different macro and caloric profiles. Even if you meticulously weigh it before and after, how do you quantify the absorbed oil versus the lost water, without a full-blown laboratory setup? The time it takes? Forget it. My patience evaporates faster than water from a salted eggplant slice. Barcodes are useless; they're for the raw, untainted product. Manual entry is a shot in the dark, a guessing game with potentially massive discrepancies. This isn't just an inconvenience; it's a fundamental flaw in traditional dietary tracking. We're consistently underestimating—or overestimating—the impact of such transformative cooking methods.
This is precisely why NutriSnap isn't just a convenience; it's a necessity. It’s an intellectual leap. Our AI isn't just guessing; it's performing forensic visual analysis. It "sees" the sheen of oil, processes the degree of browning, estimates the volumetric changes post-preparation. It accounts for that sponge-like absorption, for the dehydration, for the culinary alchemy. One quick photo, and the AI quantifies the actual, post-cooked nutritional reality of that moussaka, that stir-fry. Finally, accurate data, without needing a culinary degree in volumetric analysis. We're solving the enigma, one delicious aubergine at a time.
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