![Vitamin C & Eye Health](https://www.clearvuehealth.com/images/vitaminc-vision_title.jpg)
Key Facts
![](https://clearvuehealth-assets.s3.amazonaws.com/15956240186846261.png)
1. Vitamin C in food can prevent cataracts
Eating lots of fruits and vegetables has been associated with a lower risk of cataracts, a disease where your vision becomes blurred and obscured.
![](https://www.clearvuehealth.com/assets/15912228081583391.png)
2. High Dose Vitamin C May Be Harmful
However, taking high dose Vitamin C may be harmful. A study found that women who took Vitamin C supplements actually increased their risk of cataracts.
![](https://clearvuehealth-assets.s3.amazonaws.com/15918201104637593.png)
3. Diet
The good news is that getting Vitamin C in your diet helps in many ways, including its antioxidant effects.
Background
Key Facts
Key Functions
Key Facts
- TypeEssential, Water soluble
- Other Namesascorbic acid
- Daily AllowanceWomen: 75mg, Men:90mg
Appearance
![](https://clearvuehealth-assets.s3.amazonaws.com/15966601991021597.png)
Key Sources
![](https://clearvuehealth-assets.s3.amazonaws.com/15956240186846261.png)
Fruits
![](https://clearvuehealth-assets.s3.amazonaws.com/15955130043547420.png)
Vegetables
![](https://clearvuehealth-assets.s3.amazonaws.com/15964118849809053.png)
Peas
![](https://clearvuehealth-assets.s3.amazonaws.com/15966605354057455.png)
Collagen
Your body needs Vitamin C to create collagen, a critical component of joints and connective tissue.
![](https://clearvuehealth-assets.s3.amazonaws.com/1596660622136532.png)
Wound Healing
Vitamin C helps your body heal wounds
![](https://clearvuehealth-assets.s3.amazonaws.com/15913085391752462.png)
Immunity
Vitamin C helps your body fight off infection
Study 1
![](https://www.clearvuehealth.com/images/vitaminc-vision_japancataracts.jpg)
![](https://www.clearvuehealth.com/icons/linkicon.png)
Data Source
"Conclusions: Dietary vitamin C intake might lower the risk of age-related cataracts among middle-aged Japanese."
Study 2
![High Dose Vitamin C & Cataracts](https://www.clearvuehealth.com/images/vitaminc-vision_swedishcataracts.jpg)
A study out of Sweden found that women who took high dose Vitamin C had a significantly higher risk of developing cataracts compared to those who did not. (38% (95% CI: 12%, 69%))
Study 3
![AREDS Study Results](https://www.clearvuehealth.com/images/vitamina-vision_areds1.jpg)
A clinical trial found that a combination of Vitamin C, Vitamin E, beta-carotene, zinc, and copper significantly reduces the risk of moderate visual acuity loss. OR, 0.73; 99% CI, 0.54–0.99
Key Facts
Examples
![](https://clearvuehealth-assets.s3.amazonaws.com/15952886857826219.png)
How they work
Antioxidants prevent cell damage by counteracting free radicals.
![](https://clearvuehealth-assets.s3.amazonaws.com/15912232312287144.png)
Effect on Disease
Research on Antioxidants and disease prevention has shown mixed results.
Common Sources
![](https://clearvuehealth-assets.s3.amazonaws.com/15956258484186777.png)
Chocolate
![](https://clearvuehealth-assets.s3.amazonaws.com/15956258675870463.png)
Berries & Fruit
![](https://clearvuehealth-assets.s3.amazonaws.com/15956258838915074.png)
Coffee
![](https://clearvuehealth-assets.s3.amazonaws.com/15956211725775469.png)
beta-carotene
Your body makes vitamin A with beta-carotene, commonly found in carrots.
![](https://clearvuehealth-assets.s3.amazonaws.com/15956240186846261.png)
Vitamin C
Found in all sorts of fruits, Vitamin C is a very commonly consumed antioxidant.
![](https://clearvuehealth-assets.s3.amazonaws.com/15917268011244410.png)
Vitamin E
Vitamin E can be found in nuts and seeds.
Key Takeaways
![](https://www.clearvuehealth.com/images/test_vitinfo_test.jpg)
More Information
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#nutrition
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#vision
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