Zinc (Zn)

The hair analysis is a good screen for Zn levels in the body. High levels of Zn can be toxic to the body. Zn is an essential element required for:

  1. numerous biological processes
  2. immune system function
  3. protein metabolism
  4. nucleic acid and energy metabolism
  5. co-factor for numerous enzymes

Zn absorption is affected by the following metals:

  1. copper
  2. iron
  3. cadmium
  4. lead
  5. mercury

Zn levels are commonly low in diabetics, those diagnosed with ADD/ADHD and autism. Symptoms of Zn deficiency include:

  1. fatigue
  2. apathy
  3. low stomach acid/poor digestion
  4. decreased vision
  5. lack of taste
  6. anorexia
  7. anemia
  8. dermatitis
  9. weak/brittle nails
  10. dry, flaky hair
  11. white spots on nails
  12. alopecia
  13. impaired wound healing
  14. male sexual dysfunction and lack of hormone production

Sources of Zn:

  1. anti-dandruff shampoos
  2. contaminated water from galvanized pipes
  3. welding
  4. over supplementation (100 mg/day)
  5. manufacturing of brass and bronze
  6. white paint
  7. pesticide production

Symptoms of high Zn levels:

  1. gastrointestinal disorders
  2. copper deficiency
  3. tachycardia
  4. blurred vision
  5. hypothermia (chronic cold body temperature)

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Dr. Hull's Hair Test is $180 USD which includes a lab report and her detailed interpretation with nutrition recommendations.

About Dr. Janet Starr Hull

Janet Starr Hull, PhD, CN has been offering the hair analysis service since 1995. She is the leading expert in environmental toxicology and holistic health and nutrition. Dr. Hull is the first nutritionist to offer the hair analysis through the internet. Connect with Dr. Hull on Facebook, Twitter, and Google Plus.