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Which Vitamin Deficiency Causes Dry Eyes?

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an array of foods high in omega 3 such as eggs, fish, carrots, and spinach.

When someone in your family complains about blurry vision or gritty, itchy, or uncomfortable eyes, you might look for an obvious cause. However, you may be surprised to learn that what you eat also plays a significant role in your family’s eye comfort.

A lack of several key nutrients, especially Vitamin A and omega-3 fatty acids, can contribute to persistent dry eye symptoms. Ensuring your family gets a balanced diet can help their eyes stay moist and comfortable.

The Connection Between Nutrition & Eye Comfort

Your eyes rely on a steady supply of specific nutrients to function correctly. A balanced diet supports everything from your vision to the protective tear film that covers your eye’s surface. When you don’t get enough of certain vitamins, your tear film can become unstable, which can lead to blurry vision and other uncomfortable symptoms of dry eye.

Vitamin A & Your Vision

Vitamin A is a powerhouse for ocular health. It helps protect the cornea, the surface of your eye. A deficiency can lead to significant dryness because the eye struggles to stay lubricated and protected.

Omega-3 Fatty Acids

These healthy fats are important for tear quality. They help the small oil glands in your eyelids (meibomian glands) work properly. This oil is a crucial part of your tears, as it prevents them from evaporating too quickly.

Other Nutrients for Eye Support

Other vitamins also contribute to overall eye wellness. Vitamins D, C, and B12 play supporting roles in your ocular system. A diet rich in a variety of nutrients helps your eyes feel their best.

A close up of a spoon holding multiple omega-3 supplements

Common Causes of Dry Eyes Beyond Vitamins

While nutrition is important, there are many other common causes of dry eyes in both kids and adults. It’s helpful to consider your environment and daily habits. Understanding these triggers can help you find relief for your family.

Environmental Triggers

Your surroundings can have a big impact on eye comfort. Common triggers include:

  • Dry climates or windy conditions
  • Air conditioning and indoor heating
  • Smoke or other airborne irritants
  • Increased screen time on digital devices

Age & Health Factors

Sometimes, dry eyes are related to the natural aging process or other health conditions. If discomfort continues, it may be linked to factors beyond your diet or environment. An eye care professional can help you identify the source of the issue.

Foods That Support Comfortable Vision

You can boost your family’s intake of eye-friendly nutrients with a few simple additions to your grocery list. Focusing on whole foods is a great way to support everyone’s health and manage conditions like dry eye syndrome. Many of these foods are easy to incorporate into meals that your family already loves.

Fruits & Vegetables for Your Eyes

Look for colorful produce rich in vitamins. Good options include:

  • Carrots and sweet potatoes
  • Leafy greens like spinach and kale
  • Citrus fruits and berries

The Role of Hydration

Your tears are made mostly of water. Make sure everyone in the family drinks plenty of water throughout the day. This helps their bodies, including their eyes, stay properly hydrated.

Simple Ways to Soothe Dry Eyes at Home

A few simple adjustments can make a big difference to your daily comfort. These steps are especially helpful when combined with a nutrient-rich diet.

Quick Tips for Relief

Here are some tips to help add moisture to your eyes and your environment:

  • Using a humidifier can help with dry eyes by adding moisture to the air in your home.
  • Try a warm compress on the eyes for a few minutes.
  • Wear sunglasses outside to protect your eyes from the wind and sun.

The 20-20-20 Rule for Screens

To reduce eye strain from screens, a common cause of dryness, remind your family to take breaks. The 20-20-20 rule is a simple and effective habit: every 20 minutes, look at something 20 feet away for at least 20 seconds. This simple habit helps your eyes blink more regularly and refocus.

When to Visit an Eye Doctor in Scottsdale

If home care and diet changes don’t provide enough relief, it may be time for a professional evaluation. Understanding what to expect at an eye exam can help make the process easier for the whole family. Persistent discomfort is a sign that your or your loved one’s eyes could benefit from a closer look.

What to Expect at an Eye Exam

If you come to us with dry eye problems, we’ll start by performing a gentle and thorough exam to assess your family’s eye health. We’ll work to identify the causes of the dryness and suggest a path forward. Our goal is to help your family achieve comfortable vision. If your family is experiencing symptoms of dry eye, we’re here to help. Our team at Eye Lab is dedicated to providing a comprehensive and personable eye care experience. Contact us today to schedule your visit.

Eye doctor in Scottsdale, Serena Shao

Written by Dr. Serena Shao

Dr. Serena Shao was born and raised in southern California. She received her bachelor’s degree in psychology from the University of California San Diego in 2013. After completing her bachelor’s degree, Dr. Shao left sunny San Diego to pursue her dream in Chicago, where she obtained her Doctor of Optometry at Illinois College of Optometry in 2018.

Dr. Shao holds extensive clinical experience, including refractive and contact lens evaluation as well as the treatment of ocular pathology. She is fluent in both English and Mandarin Chinese.

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