Eagleview Eye Clinic

Tag dieting

DIETARY REQUIREMENTS FOR THE EYES

Dietary requirements for the eyes — what you eat directly affects your retina, lens, tear film, and optic nerve. Here’s the breakdown:

1. Omega-3 fatty acids: DHA & EPA

  • Why: DHA makes up 50-60% of fatty acids in your retina. Keeps photoreceptor cells flexible. EPA reduces eye surface inflammation
  • Sources: Salmon, mackerel, sardines, anchovies, fish oil supplements
  • Target: 2-3 servings fatty fish per week or 1000-2000 mg combined EPA+DHA daily
  • Benefits: Helps dry eye, meibomian gland function, may lower AMD risk

2. Lutein & Zeaxanthin

  • Why: These carotenoids form the macular pigment. Acts like “internal sunglasses” that filter harmful blue light
  • Sources: Kale, spinach, collard greens, egg yolks, corn, orange bell peppers
  • Target: 6-10 mg lutein + 2 mg zeaxanthin daily. AREDS2 used 10 mg + 2 mg
  • Benefits: Reduces risk of macular degeneration and cataracts

3. Vitamin A + Beta-carotene

  • Why: Vitamin A makes rhodopsin, the pigment your rods need for night vision. Deficiency = night blindness
  • Sources: Liver, dairy, eggs for preformed A. Carrots, sweet potatoes, pumpkin for beta-carotene
  • Target: 700-900 mcg RAE daily. Don’t overdo supplements because high dose vitamin A can be toxic
  • Benefits: Cornea health, night vision, prevents xerophthalmia

4. Vitamin C

  • Why: Antioxidant in the aqueous humor of your eye. Helps regenerate vitamin E and supports blood vessels
  • Sources: Oranges, guava, bell peppers, strawberries, broccoli
  • Target: 75-90 mg daily. AREDS used 500 mg for AMD patients
  • Benefits: Slows cataract progression, supports collagen in cornea/sclera

5. Vitamin E

  • Why: Protects eye cell membranes from oxidative damage
  • Sources: Almonds, sunflower seeds, avocado, wheat germ oil
  • Target: 15 mg daily. AREDS used 400 IU
  • Benefits: Works with vitamin C and zinc to slow AMD

6. Zinc

  • Why: Concentrated in retina and choroid. Helps vitamin A move from liver to retina to make melanin, a protective pigment
  • Sources: Oysters, beef, pumpkin seeds, cashews, beans
  • Target: 8-11 mg daily. AREDS2 used 80 mg zinc oxide, but high doses need copper added
  • Benefits: Critical for night vision and AMD risk reduction

7. Water & general hydration

  • Why: Your tear film is 98% water. Dehydration = worse dry eye
  • Target: About 2-3 L fluid daily depending on climate and activity
  • Benefits: Better tear volume, less gritty eyes

8. Other helpful nutrients

  • Vitamin D: May reduce inflammation in dry eye and AMD. Source: Sun, fatty fish, fortified milk
  • B vitamins: B2, B6, B12, folate help lower homocysteine, linked to retinal vein issues
  • Selenium & Copper: Cofactors for antioxidant enzymes in the eye

Sample eye-friendly day

  • Breakfast: Eggs with spinach + orange
  • Lunch: Grilled sardines, kale salad, almonds
  • Snack: Carrot sticks + guava
  • Dinner: Sweet potato, baked salmon, broccoli

Key rule: Eat colorful. Dark green, orange, yellow, and red foods usually pack the carotenoids your eyes need.

DIETING AND THE EYES

Dieting is the practice of regulating food intake with the goal of weight loss, improving physical  condition or managing specific health conditions.

What you eat, how you eat? And when you eat have a major role in your eye health and your health in general.

There are specific vitamins and minerals our eyes require for optimum function, and there are regular food that contains such healthy nutrients.

Today we will be talking extensively on some common food sources and how they impact our eyes. We will place less emphasis on the specific vitamins and minerals inorder for this topic to sink in easily.

What are the common food sources that are required for healthy visual function?

1. EGGS: eggs are very rich in lots of minerals and vitamins. Consistent intake of eggs helps prevent conditions like age related macular degeneration, choroidal degeneration

2. ORANGES AND GRAPES: These  sources of food are highly rich in antioxidants. Consuming these regularly helps in preventing cell death and reducing Glaucoma.

3. BEANS AND GBEGIRI: These food sources have high zinc content, hence they help in mental alertness, brain function and they also boost cornea health.

4. CARROT: carrots are very rich in vitamin A which is good for night vision, and also help reducing damages from the condition called retinitis pigmentosa.

5. FISH AND SEAFOOD: fishes and seafood are very rich in zinc and for this they help in brain function and ensuring a healthy cornea for the consumer. Fishes and seafood are also rich in vitamin A, leutin and zeanthin, so consuming fishes and seafood will go a long way for your visual health.

Other food sources that are necessary for healthy eyes are vegetables,  palm oil, broccoli, kale, et.c