It appears caffeine may help people produce more tears. This may help people with dry eye syndrome, which causes a reduction in tear production and tear ingredients. Dry eyes can lead to tear film inflammation, eye damage, vision problems, and extreme discomfort. Doctors don’t recommend caffeine as a treatment for dry eyes, but do recommend artificial tears, topical anti-inflammatory treatments, and sometimes procedures to plug tear ducts to slow the tear drainage away from the eye surface.
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