Snow Peas
Food · Vegetable · Food, Typed Supps
Snow peas are the crunchy whole pod you eat, pea and all -- low calorie, high in vitamin C, and good for digestion.
Stage by stage
- Bite & Break Down (Mouth): Chewing crisp snow pea pods ruptures plant cells, releasing vitamin C, folate, and fiber for digestion further down the tract.
- Gastric Breakdown (Stomach): In the stomach, acid and enzymes begin breaking down the pod's plant proteins and starches, while the acid-stable vitamin C remains largely intact.
- Intestinal Absorption (Small Intestine): The small intestine absorbs vitamin C and folate directly into the bloodstream, while fat-soluble vitamin K is packaged into micelles with dietary fat for uptake.
- Circulation & Use (Bloodstream & Liver): Vitamin K reaches the liver to help activate clotting proteins and bone-building osteocalcin, while vitamin C circulates to support collagen production and immune cell function.
Timing
Snow peas can be eaten any time of day; cooking or serving them with a little oil or another fat source improves absorption of their fat-soluble vitamin K.
Time to effect
- Hours to weeks: Vitamin C from snow peas raises blood levels within a couple of hours of eating, while benefits tied to vitamin K status and fiber-supported digestive regularity build over roughly one to three weeks of consistent intake.
Allergens
None of the fourteen major allergens. Derived from what this food is, not from a product label.
Eating patterns
Fits: Vegan, Vegetarian, Pescatarian, Halal, Kosher, Gluten-free. Depends on the product: Keto, Low-FODMAP.
In season
May to August in the northern hemisphere, November to February in the southern.
Satiety
The satiety index is measured on 240 kcal servings. At 42 kcal per 100 g that is 570 g of this, which is not a serving anyone eats — so the index has nothing to say about it.
Environmental footprint
1 kg CO2e and 397 litres of freshwater per kg, matched to "Peas" in Poore & Nemecek (2018), Science 360.
Cost band
Cheap — roughly £2.2 per kg, as a band midpoint rather than a price.
Key nutrients
Nutrition per 100g
- Calories: 42.1
- Protein: 3.2g
- Carbohydrate: 6g
- of which sugars: 4.3g
- Fat: 0g
- of which saturated: 0g
- Fibre: 2.8g
- Sodium: 1mg
Food vs. supplement
A cup of snow peas provides vitamin C, fiber, and folate together in a low-calorie whole food, a package no single supplement pill replicates.
Kitchen tip
Stir-fry or steam snow peas for only 1-2 minutes; they're meant to stay crisp, and overcooking dulls their color and degrades vitamin C.
Common myth
"Snow peas and sugar snap peas are the same vegetable, just sold under two names." In reality: They are related but genetically distinct pea cultivars: snow peas have flat, thin pods enclosing barely-developed peas, while sugar snap peas have round, plump, thick-walled pods -- a cultivar bred in 1979 by crossing snow pea genetics with garden peas.
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