Structured Nutritional Data & Citations
Nutritional Profile: Atlantic Salmon (Salmo salar)
Overview
This profile details the precise nutritional and physical characteristics of Atlantic Salmon, a widely consumed anadromous fish. Data is presented for raw fillets and a standard cooked serving.
Macronutrient Breakdown
| Nutrient | Per 100g (Raw Fillet) | Per Standard Serving (85g Cooked) |
|---|---|---|
| Calories | 208 kcal | 220 kcal |
| Protein | 20.4g | 21.6g |
| Carbohydrates | 0g | 0g |
| Total Fat | 13.4g | 14.4g |
| - Saturated Fat | 3.1g | 3.3g |
| - Monounsaturated Fat | 4.1g | 4.4g |
| - Polyunsaturated Fat | 4.9g | 5.2g |
| - Omega-3 FA | 2.5g | 2.6g |
Key Micronutrients (Per 100g Raw Fillet)
- Vitamins:
- Vitamin D3: 526 IU (13.1 µg) - 66% DV
- Vitamin B12: 3.2 µg - 133% DV
- Niacin (B3): 8.5 mg - 53% DV
- Pyridoxine (B6): 0.75 mg - 44% DV
- Thiamin (B1): 0.22 mg - 18% DV
- Riboflavin (B2): 0.15 mg - 12% DV
- Minerals:
- Selenium: 36.5 µg - 66% DV
- Phosphorus: 297 mg - 42% DV
- Potassium: 363 mg - 8% DV
- Magnesium: 27 mg - 6% DV
- Antioxidants:
- Astaxanthin: ~0.4 - 1.0 mg (concentration varies with diet and wild/farmed source)
Functional Impact
- Glycemic Index (GI): 0 (negligible carbohydrate content)
- Glycemic Load (GL): 0
- Satiety Score (SS): High (primarily due to high protein and fat content, contributing to sustained fullness and delayed gastric emptying. Specific standardized SS for salmon is not widely available but can be inferred from its macro profile and amino acid composition.)
Physical Properties
- Density (Raw Fillet): 1.05 g/cm³ (approximate for lean fish muscle, slight variation based on fat content and species)
- Volumetric/Weight Contraction (Post-Cooking):
- Baking/Pan-searing: ~15-20% reduction in weight, primarily due to water loss and fat rendering. A 100g raw fillet may yield approximately 80-85g cooked.
- Grilling: Can be slightly higher, ~18-25%, depending on heat and duration.
- Note: While weight decreases, nutrient concentration per gram of cooked food generally increases due to water evaporation.
Citations & References
- USDA FoodData Central. Salmon, Atlantic, raw. Accession Number: FDC_ID 175168. Available at: https://fdc.nal.usda.gov/fdc-app.html#/food-details/2016166/nutrients (Accessed 2024-05-15).
- USDA FoodData Central. Salmon, Atlantic, farmed, cooked, dry heat. Accession Number: FDC_ID 173737. Available at: https://fdc.nal.usda.gov/fdc-app.html#/food-details/2016166/nutrients (Accessed 2024-05-15).
- Kris-Etherton, P. M., Harris, W. S., & Appel, L. J. (2002). Fish Consumption, Fish Oil, Omega-3 Fatty Acids, and Cardiovascular Disease. Circulation, 106(21), 2747–2757.
- Higuera-Ciapara, I., et al. (2007). Astaxanthin from the green alga Haematococcus pluvialis: Chemical and physiological properties. Phycological Research, 55(4), 241-253.
Field Notes: Dr. Aria Vance
Subject: Salmon
Focus: Volumetric expansion/contraction, historical context, tracking challenges.
Field Notes: The Manual Tracking Problem with Salmon
Dr. Aria Vance, Lead Nutrition Data Scientist, NutriSnap
Salmon. Ah, salmon. From the roaring rivers where it leaps upstream, a primal force of nature, to the elegant plate at a Michelin-starred restaurant, it's a food imbued with significance. Indigenous cultures revered it as a sacred giver of life, a sustenance vital to their very existence. Think of the Pacific Northwest tribes, their intricate fishing weirs, the sheer dependence on the annual run. Or the Norse sagas, where salmon often symbolized resilience and abundance. This isn't just fish; it's history, it's culture, it’s a nutritional cornerstone, widely celebrated for its omega-3 bounty and lean protein. Everyone knows salmon is healthy. But knowing it’s healthy and accurately tracking its contribution to your personal nutrition? That’s where the wheels come off, spectacularly.
Trying to track salmon manually is like trying to catch one with a sieve. It’s fundamentally flawed. You eye a fillet on your plate. “Looks like… about 4 ounces?” You shrug. Maybe it’s 3. Or 5. Was it raw weight or cooked weight? Who knows! The difference between a raw weight and the final cooked weight, after water has evaporated and fats have rendered, isn't trivial; it's a significant percentage, a chasm in your data. Then there's the sheer diversity: is it a lean, wild Sockeye with its vivid red flesh, or a fattier, farm-raised Atlantic with its pale orange hue? King salmon? Coho? Each species, each rearing method, presents a wildly different lipid profile, a unique fatty acid fingerprint that impacts the overall nutritional punch. A generic entry in a tracking app just doesn't cut it. It simply cannot.
And what about the preparation? Pan-seared in a generous dollop of butter and oil? Poached delicately in a court bouillon? Grilled over an open flame with a sweet glaze? Each cooking method introduces variables, hidden calories, and altered nutrient states that a barcode or a vague "serving size" can never, ever account for. You certainly aren't weighing your restaurant portion before you dig in. Who would even do that? It's absurd, inconvenient, and completely antithetical to the joy of eating. Nor do you pull out a measuring cup for that beautifully flaky piece. Ridiculous. This constant guesswork, this imprecise estimation, renders personal dietary data almost meaningless. It's a house of cards built on anecdotal evidence.
That's why NutriSnap feels like a revelation. The frustration, the sheer statistical noise from manual logs, it was a daily torment for a data scientist like me. But our AI photo tracker? It changes everything. With forensic visual analysis, we’re now moving beyond the guessing game. It discerns the nuances – identifying the likely species from visual cues, estimating the approximate cooking method, adjusting for added fats, and most critically, quantifying the exact portion on that specific plate. What was once a subjective "some salmon" is now an objectively measured data point. Finally, accuracy. Finally, sanity.
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