Definition of constraint in the AudioEnglish.org Dictionary. Meaning of constraint. What does constraint mean? Proper usage and audio pronunciation (and phonetic transcription) of the word constraint. Information about constraint in the AudioEnglish.org dictionary, synonyms and antonyms.
Ensures Healthy Eyes: Vitamin A can aid in improving vision. It enables your eyes to adjust to light changes, keeps the eyes moist, and also improves night vision. It can prevent many conditions like dry eyes as well. It helps in the formation of visual purple in the eyes, which can improve the vision of weak eyes.
Vitamin A is not a single compound, but rather a family of substances called retinoids. Beta-carotene, which is the yellow-orange pigment responsible for giving foods their orange color, is a specific form of vitamin A that acts as an antioxidant in your body.Good sources of beta-carotene include squash, sweet potatoes, cantaloupe, mangoes, peaches and carrots.itamin A is not a single compound, but rather a family of substances called retinoids. Beta-carotene, which is the yellow-orange pigment responsible for giving foods their orange color, is a specific form of vitamin A that acts as an antioxidant in your body.