What are the connections between caffeine, coffee and eye health? Do the negatives outweigh the positives? This is a tricky question, given the contradictory research on this popular beverage. Coffee is high in antioxidants that have broad health benefits. However, coffee is typically acidic, which can cause stomach symptoms. The caffeine in coffee is a stimulant that increases alertness, but it can also cause energy crashes.
excessive amounts of coffee will agitate the liver yang. Symptoms can include headaches (typically on one side of the head or in or above the eyes), breaking blood vessels on the outside of the eyes (sclera), elevated eye pressure (IOP), red eyes, visual disturbances, ocular migraines, possible changes in eyesight, ringing in the ears, dizziness, dry mouth, heavy feeling, insomnia, and increases in blood pressure. Too much coffee can stimulate internal wind with symptoms that can include the following: pain that moves around, itchy skin conditions, dizziness/vertigo, tremor or spasms, suddenly appearing rashes, sudden onset of headache or migraine with vertigo, or possibly sudden onset of disease.
People who are yang deficient (low in energy and generally cold overall) may find moderate amounts of coffee therapeutic to warm the body and stimulate yang. Excessive amounts can eventually have the opposite effect by depleting the adrenals.
Coffee is warm, sweet, and bitter.
A study found that drinking instant coffee may raise the risk of developing dry age-related macular degeneration (AMD). oOther studies found coffee beneficial for Parksinson’s disease and A;zheimer’s Disease Coffee does contain many antioxidants
If you are afraid to drink coffee due to its ‘ cons’ you can always try dandelion or mushroom based coffee.