Redcurrant
Food · Fruit · Food, Typed Supps
Redcurrants are a sour, ruby-red berry packed with vitamin C — and they're not the same as the dried "currants" you find in trail mix or muffins.
Stage by stage
- Tart Release (Mouth): Chewing ruptures the berries' skin, releasing vitamin C, tart organic acids, and anthocyanin pigments.
- Acid Breakdown (Stomach): Stomach acid further breaks down the soft flesh, freeing sugars and polyphenols for digestion.
- Nutrient Absorption (Small intestine): The small intestine absorbs vitamin C through active transport while potassium passes through more passively and fiber moves on to the colon.
- Collagen Support (Connective tissue): Absorbed vitamin C acts as a cofactor for collagen synthesis in skin, blood vessels, and connective tissue throughout the body.
Timing
There's no requirement to eat redcurrants with a meal; they can be enjoyed on their own or added to meals for extra fiber and antioxidants.
Time to effect
- Hours to weeks: Blood vitamin C levels rise within a few hours of eating redcurrants, while benefits like improved antioxidant status and collagen-related skin health build over weeks of regular 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
June to August in the northern hemisphere, December to February in the southern.
Satiety
217 on the satiety index, where white bread is 100 — very high. Modelled from the Holt et al. (1995) measurements.
Environmental footprint
1.1 kg CO2e and 199 litres of freshwater per kg, matched to "Other fruit" in Poore & Nemecek (2018), Science 360.
Cost band
Cheap — roughly £3 per kg, as a band midpoint rather than a price.
Key nutrients
Nutrition per 100g
- Calories: 56
- Protein: 1.4g
- Carbohydrate: 13.8g
- of which sugars: 7.4g
- Fat: 0.2g
- of which saturated: 0g
- Fibre: 4.3g
- Sodium: 1mg
Food vs. supplement
Fresh redcurrants provide vitamin C bundled with fiber, potassium, and anthocyanins that an isolated vitamin C supplement doesn't replicate.
Kitchen tip
Rinse fresh redcurrants and strip them from their stems with a fork; eat raw, stir into yogurt, or cook briefly into a sauce, adding them at the end of cooking to preserve vitamin C.
Common myth
"The dried currants sold in grocery stores for baking are just dried redcurrants or blackcurrants." In reality: Commercial dried currants are actually Zante currants — a small seedless raisin made from dried Black Corinth grapes (Vitis vinifera) — and are botanically unrelated to true currants of the Ribes genus like redcurrants; fresh redcurrants are rarely dried commercially because of their thin skins and numerous seeds.
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