Why Do Some Women Develop a Craving to Chew Ice During Pregnancy?

Craving ice during pregnancy may seem harmless, but repeatedly chewing ice can sometimes be associated with iron deficiency anaemia. Learn why this craving develops, how it relates to pregnancy hormones and nutritional needs, and when to get tested.

Pregatips
Craving ice during pregnancy is most often linked to iron deficiency anaemia. The medical term is pagophagia, a type of pica, an urge to eat non-food items. Pregnancy raises iron needs because the body supports the baby, the placenta, and a larger maternal blood volume. When iron stores are low, some women develop an urge to chew ice. Heat, dry mouth, and nausea can also play a part. Ice itself does not harm the baby, but a persistent craving needs a blood test, because untreated anaemia can affect mother and baby.
We spoke to Dr Chetna Jain, Director – Department of Obstetrics and Gynaecology at Cloudnine Group of Hospitals, Gurgaon, to understand this better and get you verified information.

Is Craving Ice During Pregnancy a Sign of Anaemia?

Pagophagia can be associated with iron deficiency, with or without anaemia. Iron helps the body produce haemoglobin, the protein in red blood cells that carries oxygen to tissues.

Other signs include:

  • Tiredness and weakness
  • Pale skin, lips or inner eyelids
  • Breathlessness on mild effort
  • Dizziness or headaches
  • Hair loss and brittle nails
Anaemia in pregnancy means haemoglobin below 11 g/dL in the first and third trimesters, and below 10.5 g/dL in the second trimester, as per the cut-offs used under India’s Anemia Mukt Bharat Abhiyaan.

Low dietary iron, closely spaced pregnancies, and diets that rely on plant-based iron, which the body absorbs less easily, add to the risk.

Other Reasons for Ice Cravings in Pregnancy

If iron levels are normal, these may explain the urge:

  • Heat: Pregnancy raises body temperature and metabolic rate, and Indian summers add to it.
  • Nausea: Some women tolerate cold foods better than warm ones in the first trimester.
  • Thirst or dry mouth: Fluid needs rise in pregnancy, and ice can feel more satisfying than plain water.
Ice may feel refreshing, especially during hot weather or episodes of nausea. Chewing it may also provide temporary relief from a dry mouth.

Pregnancy hormones can influence appetite, taste, smell, and food preferences. Some women develop strong preferences for particular flavours or textures, while others become sensitive to smells or experience food aversions. However, hormonal changes alone do not fully explain persistent ice chewing.

Ice chewing is often associated with iron deficiency, with or without anaemia, although the exact reason for this association is not completely understood. Your doctor may recommend a complete blood count and iron-related tests to check whether iron deficiency is present.Dr Chetna Jain, Sr. Director – Department of Obs and Gyn, Cloudnine Group of Hospitals

Is It Safe to Eat Ice When Pregnant?

Occasionally sucking on ice made from clean water does not harm the baby directly. The risks include:

  • Teeth: Crunching ice can chip enamel and worsen sensitivity. Pregnancy hormones also make gums bleed more easily.
  • Water quality: Ice from roadside gola stalls, juice carts, and some eateries may be made from unfiltered water, which can carry the germs behind diarrhoea, typhoid, and hepatitis A. Use ice made at home from boiled or filtered water.
  • Missed diagnosis: Ice has no nutrients, and regular chewing can hide a deficiency that needs treatment.

How to Manage Ice Cravings During Pregnancy

Treating the cause usually settles the craving, often within weeks of starting iron.

  • Get tested: Tell your obstetrician if you regularly crave or chew ice. Your doctor may recommend a haemoglobin test and a serum ferritin test, which shows iron stores.
  • Add iron-rich foods: Include foods that provide iron as part of a balanced pregnancy diet. Options commonly available in India include lentils, chickpeas, beans, green leafy vegetables, sesame seeds, and iron-fortified cereals. Meat and eggs can also contribute iron if they are part of your diet.
  • Take iron-folic acid tablets as prescribed: Pregnant women are commonly prescribed iron and folic acid supplements as part of antenatal care. If your tests show iron deficiency, your doctor may adjust your treatment based on the severity of the deficiency and your stage of pregnancy.
  • Pair iron with vitamin C: Lemon, amla, guava, or orange in the same meal improves absorption. Keep chai and coffee at least an hour away from iron-rich meals and tablets, and take calcium supplements at a different time.
  • Swap the habit: Sip chilled water, coconut water, or buttermilk, or let ice melt in the mouth instead of crunching it.
An ice craving during pregnancy is a prompt to check iron levels, and correcting a deficiency usually ends the urge while protecting mother and baby.

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FAQs on Why Do Some Women Develop a Craving to Chew Ice During Pregnancy?

  1. Will the ice craving stop after treatment?
    It usually eases as iron levels recover, often within weeks.
  2. Does craving ice mean a boy or a girl?
    No. No scientific evidence links ice cravings to the baby's gender.
  3. Can chewing ice harm the baby?
    Ice itself does not. Untreated anaemia raises the risk of preterm birth and low birth weight.
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