Can thyroid problems make your hair curly?

Author: Prof. Josie Hilpert Jr.  |  Last update: Saturday, November 15, 2025

Another possible cause for curling of the hair is hypothyroidism. Hypothyroidism is a medical condition that can lead to dry, thinning and coarse hair due to a hormonal disbalance [11]. Hair follicles are direct targets of thyroid hormones.

Which hormone makes your hair curly?

This is actually partially due to a change in thyroid hormone. Thyroid controls the shape of the hair follicle. The rounder the follicle the straighter the hair. Think of using a scissors to curl ribbon. Sometimes your hormones change to flatten out the follicles which lead to curly hair.

What does your hair look like if you have thyroid problems?

Distinctive Signs of Thyroid-Related Hair Loss

Look out for sudden, excessive shedding that leaves noticeably less hair on your brush or shower drain. The hair loss may occur evenly all over your scalp. With an underactive thyroid, strands often lack lustre and become dry and brittle.

What are signs that your thyroid is out of whack?

Symptoms
  • Tiredness.
  • More sensitivity to cold.
  • Constipation.
  • Dry skin.
  • Weight gain.
  • Puffy face.
  • Hoarse voice.
  • Coarse hair and skin.

What are the facial signs of hypothyroidism?

Facial expressions become dull, the voice is hoarse, speech is slow, eyelids droop, and the eyes and face become puffy.

Thyroid Disease and Your Hair / Texture Changes and Thinning

What are sneaky signs you have a thyroid problem?

If you have changes in heart rate, energy level, skin and hair texture, bowel movements, and mood, there is a chance you have a thyroid condition. More than one out of ten people in the U.S. experiences thyroid issues, and women are more likely to have a thyroid condition than men.

What is Hashimoto's face?

People with Hashimoto's disease may also have a pale, puffy face and feel cold even when others around them are warm. Affected women can have heavy or irregular menstrual periods and difficulty conceiving a child (impaired fertility).

What part of the body itches with thyroid problems?

Where might a person itch with thyroid problems? Itching can occur anywhere on the body, but often occurs in crevices such as the armpits, elbows, and groin.

Which vitamin is not good for the thyroid?

Iodine in particular is really tricky to navigate. In those with thyroid disorders, iodine can be low or high. However, taking an iodine supplement (without your doctor's recommendation) can impact your thyroid negatively. Do not start an iodine supplement without discussing with your doctor first.

What is a thyroid belly?

A common symptom of an underactive thyroid is weight gain, often around the abdomen. However, the American Thyroid Association states that the weight gain may not necessarily be due to the build up of fat, but the accumulation of salt and water.

What do thyroid hands look like?

A swollen fingertip, curved nail, and thickening skin above a nail are often signs of thyroid disease.

What is the one thing you should be eating for your thyroid every morning?

1. Traditional Eggs or Egg Muffin Cups. Eggs are a great source of not only iodine but also selenium, another crucial nutrient for thyroid health. Pastured eggs contain more nutrients than conventional eggs.

What is a thyroid crash at 3pm?

The afternoon crash means your blood sugar has dropped too low for your brain and body to function normally, causing you to become drowsy, mentally foggy, tired, and unmotivated. Unstable blood sugar is notorious for making it difficult to manage an autoimmune disease such as Hashimoto's hypothyroidism.

Why did my hair suddenly become curly?

Hormones are the main culprit responsible for such drastic hair texture changes. During puberty, menopause and pregnancy, many people will find their will go from straight to curly or vice versa over a period of months.

What deficiency causes curly hair?

Curly hair caused by selenium deficiency in an adult woman.

Why is my hair getting curlier as I get older?

Ever wondered why your hair takes on new textures as you age? The answer lies within your hair follicles. As time goes on, follicles often shrink, affecting the thickness and structure of your hair shaft. This can enhance your curls or, on the flip side, make your once-curly hair lose some of its bounce.

What are the warning signs of a bad thyroid?

What are the symptoms of thyroid disease?
  • Slower-than-usual heart rate.
  • Feeling tired (fatigue).
  • Unexplained weight gain.
  • Feeling sensitive to cold.
  • Dry skin and dry and coarse hair.
  • Depressed mood.
  • Heavy menstrual periods (menorrhagia).

Which morning drink is good for the thyroid?

Avanti Deshpande, PCOS and Gut Health Nutritionist, in an interview with HT Digital shares a list of 7 drinks that can be beneficial for hypothyroidism.
  • Golden milk. ...
  • Apple cider vinegar. ...
  • Buttermilk. ...
  • Red juice. ...
  • Green juice. ...
  • Nut milk. ...
  • Herbal tea.

Is vitamin D bad for thyroid?

Vitamin D is necessary for the normal functioning of many organs, including the thyroid gland. It is, therefore, not surprising that vitamin D deficiency is considered a risk factor for the development of many thyroid disorders, including autoimmune thyroid diseases and thyroid cancer.

What hurts when you have thyroid problems?

For some people, hypothyroidism that hasn't been treated can lead to joint and muscle problems. Specifically, hypothyroidism may cause: Muscle aches, tenderness and stiffness. Joint pain and stiffness, particularly in the hands and knees in adults.

What does thyroid tongue look like?

This fluid retention can cause the tongue to enlarge (macroglossia) and press against the teeth, leading to the scalloped appearance. In addition to the scalloped appearance, people with hypothyroidism may also experience other oral health issues, such as a dry mouth, a sore throat, or difficulty swallowing.

What emotion is linked to thyroid?

Yes, thyroid disease can affect mood. Common thyroid disease symptoms that affect mood include anxiety or depression. In general, the more severe the thyroid disease, the more severe the mood changes.

What does Hashimoto's do to eyes?

TED is most often seen in patients with Graves' disease but also can be seen with Hashimoto's thyroiditis. TED includes inflammation of the eyes, eye muscles and the surrounding tissues. Symptoms include dry eyes, red eyes, bulging of the eyes and double vision.

What do thyroid feet look like?

Many people with hypothyroidism, an underactive thyroid, complain of dry, cracked skin on the soles of their feet, particularly the heels. You may also notice that you get deep, painful fissures or that your skin seems almost leathery in thickness and appearance. This could be a sign to have your thyroid checked.

What is cortisol face?

The buildup of fat deposits in the side of your skull can make your face so round that you can't see your ears from the front. The medical term for moon face is moon facies. Some people call it cortisol face. Using steroid medication like prednisone for a long time is often the cause.

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