Bilberry for Night vision (healthy) and Bilberry
Each entry’s own grades, side by side. A grade says how strong the evidence is for one outcome — it does not rank one entry over the other.
Evidence brief
Bilberry for Night vision (healthy)
Evidence grade D — Myth — no effect
Grade D1 graded outcomerevised Jul 10, 2026
Assembled by the app from other entries in this library. It adds no evidence of its own — follow the links to the entries it draws on.
Compound or practice
Bilberry
An anthocyanin-rich berry for eye and vascular health — the WWII 'night vision' legend is a myth, the vascular data are real-ish.
Grade C2 graded outcomesrevised Jul 10, 2026
A structured monograph in Prometheus's bundled library. Its grades are the monograph's own reading of the evidence, not a peer-reviewed review.
Graded in both
Outcomes are matched by name. Two entries can describe the same outcome in different words, so one listed further down may still be graded in the other.
| Outcome | Bilberry for Night vision (healthy) | Bilberry |
|---|---|---|
| Night vision (healthy) | Evidence grade DTrivial effecthighMyth — no effect | Evidence grade DTrivial effecthighMyth — no effect |
Graded only in Bilberry for Night vision (healthy)
None — every outcome it grades is graded in both.
Graded only in Bilberry
- Eye fatigue / dry eye Small effectEvidence grade C
What each entry says about the other
- Bilberry for Night vision (healthy)’s entry · Goes with: Read the full Bilberry monograph
Both columns are read from the entries as they stand in this library. A comparison is not advice to take either one, and it is no substitute for a clinician who knows the person.