Quick Navigation

Visual Acuity

Research analysis led by .
Reviewed by
Examine.com Team
Last Updated:

Summary of Visual Acuity

Scientific Information on Visual Acuity

Get the latest information on 400+ supplements and their effects on 600+ health conditions & outcomes.

By becoming an Examine Plus member, you'll have access to all of the latest nutrition research. Quickly and easily look up scientific research on over 400 supplements across over 600 different health goals, outcomes, conditions, and more.

Human Effect Matrix

Unlocked for Examine Plus members

The Human Effect Matrix looks at human studies to tell you what supplements affect Visual Acuity.

Full details on all Visual Acuity supplements are available to Examine Plus members.
Grade Level of Evidence
Robust research conducted with repeated double-blind clinical trials
Multiple studies where at least two are double-blind and placebo controlled
Single double-blind study or multiple cohort studies
Uncontrolled or observational studies only
Level of Evidence
? The amount of high quality evidence. The more evidence, the more we can trust the results.
Supplement Magnitude of effect
? The direction and size of the supplement's impact on each outcome. Some supplements can have an increasing effect, others have a decreasing effect, and others have no effect.
Consistency of research results
? Scientific research does not always agree. HIGH or VERY HIGH means that most of the scientific research agrees.
Notes
grade-c Minor - See study
Improvements have been noted in the visual field in persons with normal tension glaucoma, which is characterized by damage to this parameter. It is uncertain whether ginkgo increases visual acuity in otherwise healthy persons.
grade-c Minor Very High See 2 studies
Supplementation of saffron appears to increase visual acuity in persons with age-related macular degeneration.
grade-c - - See study
No significant influence on visual acuity has been noted with caffeine on hand-eye or target-based visual tasks

Become an Examine Plus member to view this information.

You can currently view 3 supplements as a non-member — becoming a member will give you access to 6 total supplements related to Visual Acuity.

Already a member? Login now to access.

grade-d  
grade-d  
grade-d  

Become an Examine Plus member to access the latest nutrition research on over 400 supplements across over 600 different health goals, outcomes, conditions, and more.

Becoming an Examine Plus member not only unlocks the Human Effect Matrix for supplements, but also all health topics on Examine.com. We neatly summarize all the latest research so you can make the best decisions for your health based on what's accurate and not out-dated information.