W7-L2: Vitamin C

Question 1

What is another name for Vitamin C?

Answer 1

Ascorbic Acid

Question 2

What are the functions of Vitamin C?

4

Answer 2

1. Protection
2. Antioxidant
3. Builds
4. Assists w/ iron absorption

Question 3

How does Vitamin C help in protection?

Answer 3

1. Immune System: Supports immune function by stimulating the production of white blood cells,
2. Blood Vessel Walls: Strengthens blood vessel walls & helps prevent bleeding and bruising by supporting capillary integrity.
3. Skin & Gums: Vital for the health of skin and gums.

Question 4

How does Vitamin C work as an Antioxidant?

Answer 4

1. Acts as a powerful antioxidant by donating an electron to neutralize free radicals without becoming reactive itself.
2. Helps reduce oxidative stress and inflammation, which can protect against chronic diseases like cardiovascular disease and certain cancers.

Question 5

How does Vitamin C help
build things in the body?

Answer 5

1. Essential for the synthesis of collagen and supports healing of wounds.
2. Also important for cartilage and bone formation, aiding in tissue repair and growth

Question 6

How does Vitamin C
Assist with Iron Absorption?

Answer 6

Enhances the absorption of iron and non-heme iron (from plant-based sources) by converting it into a form that’s easier for the body to absorb

Question 7

What are good sources of Vitamin C?

Answer 7

Question 8

What is the RDA for Vitamin C?

Answer 8

RDA for Vitamin C is 75 mg/day for women and 90 mg/day for men.

Question 9

What is the Vitamin C RDA for Nicotine smokers?

Answer 9

Smokers require 35 mg more daily due to the oxidative stress caused by smoking

Question 10

What is the RDA for
Pregnant and Lactating Women?

Answer 10

Pregnant and lactating women have increased needs (85mg/d and 120mg/d respectively)

Question 11

Why is it better to get Vitamin C from Food Sources?

(rather than supplemnts)

Answer 11

Bioavailability decreases at higher doses (above 500mgs), so it’s best to meet needs through food. Body absorbs 70–90% of Vitamin C from food sources

Question 12

What is the UL for Vitamin C?

Answer 12

UL is set at 2,000 mg/day—anything above this can cause side effects.

Question 13

What is scurvy?

Answer 13

ask chat

Sailors used Lime becuase of its long shelf life

Question 14

How does Vitamin C effect individuals with
cold and flu?

Answer 14

• Wont stop incidence
• May reduce severity and duration
• No concern with 500mg/d in winter and 1,000mg/d when contract cold
• Side effects >1,000mg /d mild diarrhea and stomach upset