Vitamin B3

Vitamin B3, also known as niacin, is important for converting food into energy. It's key for the health of your skin, nerves, and digestive system. B3 is in meat, fish, poultry, and whole grains. Some people may need supplements, especially with certain medical conditions. A lack of B3 can lead to skin issues, tiredness, and confusion. B3 helps maintain cholesterol levels and supports overall health....

Vitamin B3

Who would benefit from testing their vitamin B3 levels?

Testing for vitamin B3 levels can benefit individuals experiencing symptoms of deficiency, such as skin rashes, fatigue, or cognitive difficulties. It’s also helpful for those with digestive disorders affecting nutrient absorption, individuals with alcohol dependence, and those on long-term medications that may interfere with vitamin B3 absorption or metabolism.

What are symptoms of low vitamin B3?

  • Skin rashes, especially in areas exposed to sunlight
  • Fatigue or weakness
  • Headaches
  • Digestive issues
  • Memory problems, confusion
  • Mouth sores, swollen bright red tongue
  • Depression or mood swings

What foods are high in vitamin B3?

Foods high in vitamin B3, also known as niacin, include poultry like chicken and turkey, fish such as tuna and salmon, and red meat. Whole grains and fortified cereals also contain significant amounts of niacin. For plant-based diets, legumes, nuts, particularly peanuts, and seeds are good sources. Additionally, mushrooms and green vegetables like peas and avocado provide vitamin B3.

What are the benefits of vitamin B3 supplementation?

Vitamin B3, or niacin, supplementation is beneficial for improving cholesterol levels, supporting skin health, and boosting brain function. It’s effective in reducing the risk of heart disease and may aid in managing blood sugar levels in diabetes.

Test(s) that measure/test for Vitamin B3

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