spec sheet6 rows
Bilberry Forte is a Russian tablet blend of bilberry fruit extract with rutin, zinc and B vitamins, sold for eye strain and visual acuity.
- Bilberry fruit extract with rutin, zinc and B vitamins
- A Russian tablet blend sold for eye strain
- Anthocyanins in bilberry are genuine antioxidants
- Zinc and B vitamins added to the same tablet
- An easy daily tablet with a harmless track record
- 'Bilberry Forte' is a branded Eastern European dietary supplement (Chernika Forte), typically combining Vaccinium myrtillus extract with zinc and vitamins; the branded product itself has zero indexed clinical trials, and every study listed here tested generic bilberry extract, not this formulation.
- It is a food supplement, not an approved medicine, in every jurisdiction where it is sold; it has no FDA or EMA marketing authorisation and no approved indication.
- The famous origin story that RAF pilots ate bilberry jam to improve night vision has no documentary basis and was almost certainly wartime disinformation covering the introduction of airborne radar.
- The best-controlled test of the night-vision claim found no effect of bilberry supplementation on night visual acuity or contrast sensitivity [1], which contradicts the primary marketing claim.
- The positive findings that do exist are for subjective eye fatigue in video-display-terminal workers [2][3], which are small, short, industry-adjacent trials with soft self-reported endpoints.
- The blood-pressure finding was for a grape-seed plus bilberry combination, not bilberry alone, so it cannot be attributed to bilberry [4].
Mechanism
The rationale is that bilberry anthocyanins act as antioxidants that support retinal capillary integrity and rhodopsin regeneration, with rutin and zinc added on the same reasoning. Controlled trials of bilberry for night vision have been negative, and the extract dose in this product class is small, typically a few milligrams per tablet.
receptor fingerprint
Endothelial function and circulating microvesiclesBilberry supplementation altered endothelial vesiculation after myocardial infarction in a pragmatic trial
Retinal rhodopsin regeneration cycleBilberry anthocyanosides are proposed to accelerate rhodopsin regeneration in rod photoreceptors, the classical claim behind night-vision marketing
Ciliary muscle accommodation and ocular blood flowProposed reduction in accommodative fatigue and improvement in microvascular perfusion
Reactive oxygen species / general antioxidant capacityAnthocyanins (delphinidin and cyanidin glycosides) scavenge free radicals in vitro
Safetyrisks and cautions, not medical advice
Bilberry Forte is a fixed combination product in the blend class. A full adverse effect profile has not been compiled for this entry yet, so nothing here should be read as evidence that it is well tolerated; the absence is missing work rather than a finding. What is documented is what the compound is and what it is used for.
Subjective profileweighing the evidence above
Night vision from a berry extract is a Second World War story, and controlled testing has not supported it. Anthocyanins are real antioxidants and the capillary reasoning is not absurd, but the extract content in tablets of this type is small enough to make the argument academic, and the added zinc and B vitamins mostly serve to make the label look substantial. Screen related eye strain is a refraction and blink rate problem, so nothing swallowed is likely to touch it. Harmless, and unremarkable.
Where to buy
Suppliers
Vendors carrying Bilberry Forte, with live product details and codes. Links are affiliate links that support the wiki at no cost to you.
RUPharma🌐
Bilberry Forte
Research
- 2000first citedThe effect of bilberry nutritional supplementation on night visual acuity and contrast sensitiv…
- 2023most recentA grape seed and bilberry extract reduces blood pressure in individuals at risk of developing t…
- 1.The effect of bilberry nutritional supplementation on night visual acuity and contrast sensitivity
- 2.Bilberry extract supplementation for preventing eye fatigue in video display terminal workers
- 3.Effects of dietary supplementation with a combination of fish oil, bilberry extract, and lutein on subjective symptoms of asthenopia in humans
- 4.A grape seed and bilberry extract reduces blood pressure in individuals at risk of developing type 2 diabetes: the PRECISE study, a double-blind placebo-controlled cross-over intervention study
- 5.Bilberry Supplementation after Myocardial Infarction Decreases Microvesicles in Blood and Affects Endothelial Vesiculation
5 listed here; entry last updated August 2026
Reviews
My notesprivate to this device
Notes and cautions
- Bilberry extract is generally well tolerated at typical supplement doses and no serious adverse events were reported in the trials above.
- The theoretical concern that matters clinically is antiplatelet activity from anthocyanins, which could add to aspirin, clopidogrel or anticoagulants; the evidence for a real interaction is thin but the caution is reasonable before surgery.
- Because this is an unregulated supplement category, the actual anthocyanin content of a given product may differ substantially from the label, and Russian and Eastern European supplement manufacturing is not subject to the content-verification standards applied to medicines.
- There is no safety data for use in pregnancy, lactation or children at supplement doses.