Structured Nutritional Data & Citations
Research Journal Entry: The Almond (Prunus dulcis)
SECTION 1: SEO Data
Nutritional Profile & Functional Impact
| Metric | Per 100g (Raw Almonds) | Per 1 oz (28g, Raw Almonds) |
|---|---|---|
| Energy | 579 kcal (2423 kJ) | 163 kcal (680 kJ) |
| Macronutrients | ||
| Protein | 21.15 g | 5.92 g |
| Total Fat | 49.93 g | 13.98 g |
| Saturated Fat | 3.80 g | 1.06 g |
| Monounsaturated Fat | 31.55 g | 8.84 g |
| Polyunsaturated Fat | 12.33 g | 3.45 g |
| Total Carbohydrates | 21.55 g | 6.03 g |
| Dietary Fiber | 12.2 g | 3.4 g |
| Sugars | 4.35 g | 1.22 g |
Key Micronutrients (Per 100g)
- Vitamins:
- Vitamin E (Alpha-tocopherol): 25.63 mg (171% DV)
- Riboflavin (B2): 1.017 mg (78% DV)
- Niacin (B3): 3.385 mg (21% DV)
- Folate (B9): 44 µg (11% DV)
- Minerals:
- Magnesium: 269 mg (64% DV)
- Manganese: 2.179 mg (95% DV)
- Phosphorus: 484 mg (39% DV)
- Copper: 1.034 mg (115% DV)
- Zinc: 3.12 mg (28% DV)
- Calcium: 269 mg (21% DV)
- Iron: 3.72 mg (21% DV)
- Antioxidants & Phytochemicals:
- Flavonoids (e.g., quercetin, kaempferol)
- Proanthocyanidins
- Phenolic acids
- Phytosterols (e.g., beta-sitosterol)
Functional Impact
- Glycemic Index (GI): Low (~0-15 for raw almonds).
- Glycemic Load (GL): Very Low/Negligible (due to high fiber and fat content, minimal impact on blood sugar).
- Satiety Score: High. The combination of protein, healthy fats, and dietary fiber contributes significantly to prolonged satiety and reduced subsequent energy intake.
Physical Properties
- Density (Raw, Shelled): Approximately 0.65 - 0.70 g/cm³
- Volumetric Contraction After Cooking/Roasting: Minimal. Roasting causes a slight moisture loss and a minor decrease in volume, but significant volumetric contraction is not observed. Surface changes (toasting, browning) are more prominent than structural shrinkage.
Citations & References
- USDA FoodData Central. (2019). Almonds, raw. FDC ID: 2707533. Retrieved from https://fdc.nal.usda.gov/fdc-app.html#/food-details/2707533/nutrients (Accessed November 21, 2023).
- Harvard Health Publishing. (2020). Glycemic index and glycemic load for 100+ foods. Retrieved from https://www.health.harvard.edu/diseases-and-conditions/glycemic-index-and-glycemic-load-for-100-foods (Accessed November 21, 2023).
- Mattes, R. D., & Dreher, M. L. (2010). Effects of almond consumption on satiety and food intake. British Journal of Nutrition, 104(9), 1324-1331.
Field Notes: Dr. Aria Vance
Subject: Almond
Focus: Volumetric expansion/contraction, historical context, tracking challenges.
SECTION 2: The Manual Tracking Problem with Almonds
Journal Entry – Dr. Aria Vance, Lead Nutrition Data Scientist, NutriSnap
The almond. A marvel. Yet, a menace.
My recent deep dive into Prunus dulcis has been… illuminating. For something so revered, cultivated since antiquity across the Fertile Crescent, deeply entwined with myth and cultural significance—symbols of fertility, new beginnings, vigilance, even the eyes of the gods—it presents a surprisingly modern, vexing problem for accurate nutritional tracking. You'd think something so seemingly simple, a neat little drupe, would be straightforward. It isn't. Not at all.
Consider the sheer variability. Are we talking about whole, raw almonds? Fine. But then there are roasted almonds. Salted. Unsalted. Smoked. Honey-roasted. Sliced, slivered, flaked. Almond flour, almond milk, almond butter—each a nutritional chameleon, subtly, or not-so-subtly, altering its caloric and macro impact, yet often lumped under the umbrella term "almond" in people's minds. The texture, the taste, the mouthfeel changes, influencing how much someone consumes. A small, dry, raw nut feels different from a buttery, toasted one. These aren't minor distinctions for a data scientist. They're statistical nightmares.
The "handful" measurement? Utterly meaningless. Whose hand? A child's? A behemoth's? Even my own hand changes its "fullness" depending on the day, the nut size, and my personal level of determination to just grab a few. Then there's the "sprinkle." A culinary afterthought, a garnish of aesthetic delight, but a nightmare for anyone trying to log an accurate intake. One "sprinkle" can range from three slivers to a veritable snowstorm of flakes, easily adding an extra fifty to a hundred calories without conscious thought. And let’s not even start on the volume measurement, where a cup of whole almonds weighs differently than a cup of slivered, let alone a cup of almond flour, which packs in calories like a tiny, pulverized nutritional black hole.
My research confirmed what I suspected: manual tracking, the old-school weigh-and-log method, is tedious for these sorts of foods. So frustrating. Users get fatigued. They guess. They approximate. They give up. How can we possibly gather meaningful population-level insights into dietary patterns, let alone empower individuals with accurate personal data, if the very act of logging a common, healthy snack is such a convoluted, error-prone exercise? We need precision. We need efficiency.
This is precisely why I championed the development of NutriSnap. Forget the scales, the measuring cups, the mental gymnastics of estimating "how many almonds did I actually just eat?" Our forensic visual analysis, powered by advanced AI, looks at the photographic evidence. It differentiates. It estimates. It identifies whether those are roasted whole almonds or delicate slivers scattered across a salad, calculating mass and calories with an astounding degree of accuracy. We're not just tracking food; we're deconstructing the inherent ambiguity of everyday eating, one precisely analyzed almond at a time. This technology changes everything.
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