Signs you have iodine deficiency

Sep 10, 2025 Aanya Mehta

Swelling in the Neck

An enlarged thyroid gland (goitre) is one of the most common and visible signs of iodine deficiency. Source: unsplash

Constant Fatigue

Low iodine affects thyroid hormones, leading to sluggishness and persistent tiredness. Source: unsplash

Developmental Issues in Children

In severe cases, iodine deficiency during pregnancy can cause growth and cognitive delays in children. Source: unsplash

Difficulty Focusing

Brain fog, poor memory, and slow thinking are common with low thyroid hormone levels. Source: unsplash

Feeling Cold All The Time

Low iodine slows metabolism, making it hard for your body to maintain normal temperature. Source: unsplash

Hair Loss

Iodine deficiency can lead to brittle hair, hair fall, and rough, flaky skin. Source: unsplash

Irregular Heart Rate

Low thyroid hormones can slow your heart rate, leading to fatigue, dizziness, or weakness. Source: usnplash

Unexplained Weight Gain

Even with a healthy diet, you may gain weight if your thyroid is underactive. Source: unsplash

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