Keeping Kids Hydrated: Water, Milk, and What to Limit
By Maya Fairbrook · Oct 2, 2026 · 4 min read
In a nutshell
Children need regular drinks throughout the day. Water and milk are the best everyday choices.
Children can become dehydrated more quickly than adults, especially when active or in hot weather.
Getting into the habit of drinking water regularly helps them stay hydrated and supports healthy teeth.
Tip 1 Best choices
💡 Water
💡 Plain milk in age-appropriate amounts
Tip 2 Limit
💡 Fruit juice, which is high in sugar; if offered, dilute it and serve with meals
💡 Sugary drinks and squash
💡 Caffeinated drinks, which are not recommended for children
Tip 3 Signs of dehydration
Seek medical advice if a child shows signs of significant dehydration, especially with vomiting or diarrhoea.
💡 Dark urine or fewer wet nappies
💡 Dry lips and mouth
💡 Tiredness or irritability
💡 Headache
Tip 4 Tips
💡 Keep a water bottle with them
💡 Offer drinks with meals and snacks
💡 Add slices of fruit to water for flavour
This is general parenting information, not medical advice. Every child is different — talk to your paediatrician, family doctor, or a qualified specialist about your child’s health, development, or behaviour. In an emergency, call your local emergency number.
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