20 Questions
What is the purpose of creating an Ester with palmitate?
To stabilize the molecule
Why would retinyl palmitate be preferred over retinal for a supplementation campaign in a tropical area?
Retinyl palmitate is more stable in a capsule
Which vegetables contain carotenoids that can potentially be converted into vitamin A in the human body?
Green, yellow, and red vegetables
What is the main reason lycopene does not have vitamin A activity in the body?
It lacks the ring structure required for vitamin A activity
What is the approximate yield factor for the conversion of beta carotene into retinol in the human body?
50%
Which type of vitamins are both fat soluble?
Vitamin A and D
Where can vitamin A be found?
Animal based foods and plant based foods
What are the common problems related to the four vitamin groups mentioned?
Undernutrition
Which type of vitamins are water soluble?
Folic acid and B12
From which type of foods is vitamin A best bioavailable?
Animal based foods
Why would retinyl palmitate be preferred over retinal for a supplementation campaign in a tropical area?
Retinyl palmitate is preferred because it is stable in the capsule, while retinal is much more reactive and would lose activity before reaching the target person.
What is the main reason lycopene does not have vitamin A activity in the body?
Lycopene does not have vitamin A activity because it lacks the specific ring structure required for vitamin A activity.
Which vegetables contain carotenoids that can potentially be converted into vitamin A in the human body?
Green, yellow, and red vegetables such as carrots and spinach contain carotenoids that can be converted into vitamin A in the human body.
From which type of foods is vitamin A best bioavailable?
Both animal and plant-based foods provide vitamin A, which becomes bioavailable in the human body during digestion.
What is the purpose of creating an Ester with palmitate?
The purpose of creating an Ester with palmitate is to stabilize the molecule, making it more suitable for supplementation campaigns.
What are the four key relevance vitamins mentioned in the text?
Vitamin A, Vitamin D, Folic acid, B12
What are the main problems associated with the four vitamin groups discussed in the text?
Undernutrition
Where can vitamin A be found?
Animal based foods and plant based foods
What is the basic mechanism for vitamin A as described by the speaker?
It can induce specific deficiencies and is found in animal based foods as well as plant based foods
What is the evolution for the next future in relation to the vitamins discussed?
The speaker will discuss the evolution of vitamin A and how it works
Learn about the key fat-soluble and water-soluble vitamins, their target groups, and associated problems in this informative quiz.
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