Thyroid Peroxidase Antibody

• Fatigue or low energy
• Unexplained weight gain or weight loss
• Feeling cold or heat-intolerant
• Hair thinning or hair loss
• Dry or rough skin
• Constipation or diarrhoea
• Brain fog or difficulty concentrating
• Mood swings, anxiety, or depression
• Irregular or heavy menstrual cycles
• Puffy face or swelling in the neck (goitre)
• Hoarseness
• No noticeable symptoms in early or mild autoimmune activity

Recommended for individuals experiencing symptoms of thyroid dysfunction, such as fatigue, weight changes, mood swings, or hair thinning. Especially useful for those with a personal or family history of autoimmune thyroid disorders like Hashimoto’s or Graves’ disease. Also ideal for people with existing thyroid issues, unexplained infertility, or those wanting to proactively assess their autoimmune risk—even if symptoms are mild or not yet apparent.

• Autoimmune thyroid disorders, such as:
  Hashimoto’s thyroiditis
  Graves’ disease
• Subclinical or overt hypothyroidism
• Hyperthyroidism with autoimmune origin
• Postpartum thyroiditis
• Chronic lymphocytic thyroiditis
• Goitre or thyroid nodules of autoimmune cause
• Infertility or recurrent miscarriage linked to thyroid autoimmunity
• Fatigue or mood disturbances related to undiagnosed thyroid dysfunction
• Family history of autoimmune or thyroid conditions
• Other autoimmune diseases (e.g., type 1 diabetes, coeliac disease) increasing the risk of thyroid autoimmunity