Vitamin D

Vitamin D is a fat-soluble vitamin acquired through sunlight or diet. People living in large cities, especially in areas of high smog density, should increase their vitamin D intake

Benefits and Functions:

• Improves the absorption and utilization of calcium and phosphorous
• Necessary for bone and teeth formation
• Maintains a stable nervous system and normal heart action
• May slow or even reverse some cancers
• May prevent colds when taken with vitamins A and C
• Improve immunity by increasing the activity of natural killer cells
  
• Prevent cancer

Possible symptoms of deficiency:

• Rickets
• Tooth decay
• Softening of bones
• Improper healing of fractures
• Muscular weakness
• Retention of phosphorous in the kidneys