Vitamin B-2 (Riboflavin)

Functions:

• Promote growth and tissue repaire
• Contributes capture and use energy released from carbohydrate, fat and protein
• Essential for cell division

Deficiency:

• Reddened lips, cracks at both corners of the mouth, fatigue

Recommended Requirement 

• 1.3 mg
• High intake are rapidly excreted by kidneys. Toxicity not known. 

Sources:

• Dairy products, green leafy vegetables, whole and enriched cereal, grains, beef, poultry, fish, liver, eggs