1. Being anxious, shy, or fearful or experiencing inner tension since childhood, but hiding these feelings from others
    2. Having bouts of depression or nervous exhaustion
    3. Poor dream recall, stressful or bizarre dreams, or nightmares (low vitamin B6)
    4. Excessive reactions to tranquilizers, barbiturates, alcohol, or other drugs, in which a little produces a powerful response (low vitamin B6)
    5. Preferring not to eat breakfast, experiencing light nausea in the morning, or being prone to motion sickness (low vitamin B6)
    6. White spots or flecks on the fingernails or opaquely white or paper-thin nails (low zinc)
    7. Liquid zinc sulfate having a mild taste or tasting like water (low zinc)
    8. Poor appetite or having a poor sense of smell or taste (low zinc)
    9. Joints popping, cracking, or aching; pain or discomfort between the shoulder blades; or cartilage problems (low zinc)
    10. Pale or fair skin or being the palest in the family, or sunburning easily, now or when younger
    11. Disliking protein or having ever been a vegetarian or vegan
    12. Being sensitive to bright sunlight or noise
    13. Upper abdominal pain on your left side under the ribs or, as a child, having a stitch in your side as you ran
    14. Frequent fatigue
    15. Being prone to iron anemia or low ferritin levels
    16. Tending to have cold hands or feet
    17. Having frequent colds or infections, or unexplained chills or fever
    18. Reaching puberty later than normal or having irregular menstruation or PMS
    19. Having allergies, adrenal issues, or problems with sugar metabolism
    20. Having gluten sensitivity
    21. Neurotransmitter imbalances, especially low serotonin
    22. For women, belonging to an all-girl family or having look-alike sisters
    23. For men, having a mother from an all-girl family or a mother with look-alike sisters, or all the females in the mother’s family bearing a strong resemblance to each other
    24. Avoiding stress because it upsets your emotional balance
    25. Tending to become dependent on one person whom you build your life around
    26. Preferring the company of one or two close friends rather than a gathering of friends; becoming more of a loner as you age
    27. Feeling uncomfortable with strangers
    28. Being bothered by being seated in the middle of the room in a restaurant
    29. Being easily upset by criticism

Less Common Signs and Symptoms

  1. Stretch marks or poor wound healing (low zinc)
    31. Crowded upper front teeth, many cavities, or inflamed gums or wearing braces (low zinc)
    32. Bad breath and body odor (or a sweet, fruity odor), especially when ill or stressed (low zinc)
    33. Being prone to acne, eczema, herpes, or psoriasis
    34. Reduced amount of hair on your head, eyebrows, or eyelashes, or prematurely gray hair
    35. Difficultly recalling past events and people in your life
    36. Focusing internally, on yourself, rather than on the external world
    37. Tending to have morning constipation
    38. Tingling sensations or muscle spasms in your legs or arms
    39. Feeling stressed by changes in your routine, such as traveling or being in new situations
    40. Your face looking swollen when you’re under a lot of stress
    41. Cluster headaches or blinding headaches
    42. One or more of the following: a psychiatric disorder, schizophrenia, high or low histamine, alcoholism, learning and behavioral disorders, autism, or Down syndrome

If you check off 15 or more items, especially the more common ones, it’s highly probable that you have pyroluria and will benefit from taking zinc and vitamin B6 supplements