1. Warm Milk: Milk, particularly warm milk, contains tryptophan, an amino acid that helps promote sleep. Many children find a warm cup of milk soothing before bedtime.

2. Bananas: Bananas are a good source of magnesium and potassium, which can help relax muscles and promote sleep. They also contain tryptophan, which aids in the production of serotonin, a hormone that regulates sleep.

3. Oatmeal: Oatmeal is a nutritious and filling food that can help stabilise blood sugar levels and prevent night time hunger. It also contains melatonin, a hormone that regulates sleep-wake cycles.

4. Yoghurt: Yoghurt is a good source of calcium, which helps the brain use tryptophan to produce melatonin. Choose plain yoghurt without added sugars or artificial flavours.

5. Whole Grains: Whole grains like brown rice, quinoa, and whole wheat bread are rich in magnesium and B vitamins, which help promote sleep and relaxation.

6. Cherries: Cherries are a natural source of melatonin, the hormone that helps regulate sleep. You can offer cherries as a snack or serve them in the form of purees or juice.

7. Sweet Potatoes: Sweet potatoes are rich in potassium and complex carbohydrates, which can help induce sleepiness. They also contain vitamin B6, which aids in the production of melatonin.

8. Almonds: Almonds are a good source of magnesium and tryptophan, making them a sleep-promoting snack. However, it’s important to consider any potential choking hazards and ensure that almonds are properly prepared for young children.

9. Turkey: Turkey contains tryptophan, which can promote sleep. You can offer small amounts of cooked, well-chopped turkey to toddlers as part of a balanced meal.