Bilberry Extract (25% Anthocyanins)

Eye health & vision

Function & benefits

An extract of European wild blueberries (Vaccinium myrtillus) rich in anthocyanins; clinical trials suggest it eases eye strain and fatigue in people who work long hours at screens and supports the ciliary muscle that focuses vision.

Dosage & how to use

Recommended dose	80–160 mg daily
Best time to take	After a meal with a glass of water
Frequency	Once daily

Best forms to choose

Bilberry extract standardised to 25% anthocyanins, in capsules.

Important warnings

Well tolerated at the usual doses

Avoid the concentrated extract during pregnancy and breastfeeding, as safety data are insufficient

Drug interactions

At high doses it may strengthen blood thinners and antiplatelet drugs (warfarin, aspirin) and may lower blood sugar further alongside diabetes medication.

View in the supplements guide

Related supplements

Scientific references

Ozawa Y et al. J Nutr Health Aging 2015 — PMID: 25923485
Kosehira M et al. Nutrients 2020 — PMID: 32106548

📚 Published sources and research: European Food Safety Authority (EFSA) • National Institutes of Health (NIH - ODS) • PubMed / Cochrane databases

Content last updated: 17 October 2026 · Based on published sources and research (EFSA / NIH / PubMed)

⚖️ Medical disclaimer: The information and data provided here are for health education and nutritional guidance only. They are not a medical diagnosis and never replace a direct consultation with your doctor or pharmacist. Always consult your doctor before starting any supplement, especially during pregnancy or breastfeeding or when taking long-term medication.