Overview               Essential to energy generation, nerve development...         Benefits               Keeps healthy mucous membranes linings...         Natural Sources               Beef liver, dairy products...         How to Use               Liquid: the best form due to its high bioavailability...         Cautions               Consult your doctor if you are pregnant...         Deficiency               Fatigue, red, swollen, cracked mouth and tongue...         Overdose               Itching, numbness, a burning sensation...         Side Effects               Yellow urine (in large doses), No needed action...         Interactions               Antidepressants (tricyclic) - faReduces B-2 efficacy...

How This Vitamin Works in Your Body:
Releasing food energy
Normal growth and development
Keeps healthy mucous membranes linings together with vitamin A
Keeps healthy brain and nervous system, skin, hair, and blood cells
Essential for iron, pyridoxine, and niacin functions
Could increase growth of body during development stages
Potential treatment for cheilitis

The following may benefit from this supplement:
People with needed nutritional supplements
Pregnant or breastfeeding women
Substance abusers
People with excess stress or who have undergone recent surgery
Hyperthyroidism sufferers
Participants in vigorous physical activity

Where This Vitamin is Found:
Bananas
Beef liver
Dairy products
Eggs
Enriched breads
Fortified cereals
Ham
Mixed vegetables
Pork
Tuna
Wheat germ

How to Use:
Available as:
Liquid: the best form due to its high bioavailability and fast absorption. Always choose liquid as your first choice when supplementing your diet.

Tablets: available

Recommended Daily Intakes
Men: 1.3 mg
Women: 1.1 mg
Pregnancy: 1.4 mg
Lactation: 1.6 mg

Cautions:
Consult your doctor if you have:
Are or planning to be pregnant.

Over 55:
Increased need for riboflavin.

Pregnancy:
Keep within DRI.

Breastfeeding:
Keep within DRI.

Storage:
Heat and/or moisture may alter the vitamin. Refrigeration is recommended.

Symptoms of Deficiency:
Symptoms include red, swollen, cracked mouth and tongue; fatigue; depression; anemia; and greasy, scaly skin. The formation of cataracts may be a result of this vitamin deficiency.

Overdose:
Signs of Overdose:
None expected in individuals with normal kidney functioning. However, in rare cases, symptoms may be itching, numbness, a burning sensation, or light sensitivity.

Side Effects:
Reaction or effect : What to do
Yellow urine (in large doses) : No needed action.

Interactions:
Interacts with : Combined effect
Antidepressants (tricyclic) : Reduces B-2 efficacy.
Phenothiazines : Reduces B-2 efficacy.
Probenecid : Reduces B-2 efficacy.
Alcohol/Tobacco products : Reduces B-2 efficacy.

Vitamin B1 (Thiamine)          Vitamin B3 (Niacin)