Function:
- healthy eyes, skin, and bones
- hormone synthesis
Sources:
- dairy products
- dark green leafy vegetables
- deep orange fruits and vegetables
- eggs
- liver
Deficiency (Not enough):
- poor teeth and bone development and grwoth
- visual changes
- diarrhea
Toxicity (Too much):
- joint pain
- dry and itchy skin
- dry, cracked lips
- nausea / vomiting
- weight loss
Daily Allowances:
- 10,000IU
