Bilberry

Name: Bilberry (Vaccinium myrtillus), also called blaeberry, whortleberry, or European blueberry. It is a close wild relative of the cultivated blueberry — smaller, darker, and borne singly along the stem rather than in clusters.

Description

Bilberry is a low, deciduous shrub of the heath family native to the woods and heathlands of Great Britain, northern Europe, and parts of Asia, usually growing no taller than knee-height on acidic, peaty soil. Unlike cultivated blueberries, which form in loose clusters, bilberries ripen one at a time along the stem: small, near-black fruits with a dusty blue-grey bloom on the skin and, unusually, flesh stained deep red-purple all the way through.

Bilberry has never taken well to commercial cultivation and has stayed a wild-foraged food throughout its history, traditionally gathered from moorland and hill country across Britain and Scandinavia for tarts, preserves, and, in parts of Central Europe, fruit brandies. Its anthocyanin-rich juice has also long featured in folk remedies for eyesight and circulation, though solid evidence for those specific claims remains limited.

Main nutrition value

Per 100g, raw wild blueberry (USDA has no bilberry entry; wild Vaccinium blueberry, its closest analyzed relative, is used as a stand-in — commercial bilberry products can vary from wild-harvested fruit):

Bilberries (via this blueberry stand-in) are notably rich in manganese and vitamin K, with a solid dose of vitamin C and fiber as well.

How best to be consumed

Fresh bilberries are best eaten simply — on their own or stirred into yogurt or porridge — since cooking and added sugar, as in pies, jams, and syrups, dilute both their tartness and their antioxidant content. Because true bilberries are rarely sold fresh outside their native range, most people encounter them as dried fruit, juice, or standardized extract supplements instead.

Overconsumption could cause…

Bilberries themselves are safe in normal food amounts, with only the usual risk of mild digestive upset from too much fiber or fructose at once. The bigger caution is around concentrated bilberry extract supplements, which are taken at doses far beyond what anyone would eat as fruit and may interact with blood-thinning or blood-sugar medication — anyone on such medication should check with a doctor before using them.

GroupsBerriesHeath family (Ericaceae)Fresh

Related foodsBlueberryCranberryHuckleberryLingonberryAcai BerryBlackberry

U.S. Department of Agriculture, FoodData Central — Blueberries, wild, raw (Alaska Native) (FDC ID 167640), 100g portion — used as a substitute since USDA has no bilberry entry; bilberry (Vaccinium myrtillus) is a close wild relative of blueberry: https://fdc.nal.usda.gov/food-details/167640/nutrients Encyclopaedia Britannica — Bilberry: https://www.britannica.com/plant/bilberry