When to Start Solid Foods
The WHO, AAP, and Singapore's HPB all recommend around 6 months. Here's exactly what to look for and what to do on day one.
Singapore HPB Recommendation: Around 6 Months
Not before 4 months (gut and developmental readiness are insufficient), not after 7 months (the window for accepting textures and tastes begins to narrow). Around 6 months means 5.5–7 months is reasonable; starting at exactly 24 weeks is not required.
Sits with minimal support
Can hold head steady and sit mostly upright. Doesn't need to be fully unsupported - A slight recline or one-hand support is fine. Being propped up with pillows is not sufficient.
Loss of tongue-thrust reflex
No longer automatically pushes food or a spoon out of the mouth with the tongue. Test with a small amount of pureed food on the tip of a spoon - If it all comes back out, wait a week.
Shows interest in food
Watches others eat, leans forward at mealtimes, reaches for food or your plate, opens mouth when spoon approaches. This is a developmental signal, not just curiosity.
All three signs should be present before starting - Not just one or two.
Why Timing Matters
Starting before 4 months
- ✗The gut is 'leaky' - Larger food proteins can pass through the intestinal wall and trigger immune responses
- ✗Tongue-thrust reflex is still active - Baby will push food out, not swallow it
- ✗Swallowing coordination for solids is immature - Aspiration risk
- ✗Associated with increased risk of food allergies and coeliac disease
- ✗Displaces breast milk or formula - The primary nutritional source at this age
Starting after 7 months
- !The window of neophilia (openness to new tastes) begins to close - Babies become more resistant to new flavours
- !Iron from breast milk drops at 6 months - Solids are needed to supply iron
- !Oral motor development for chewing and texture acceptance follows a critical period
- !Delayed allergen introduction may increase allergy risk (current evidence)
- !Missing the sensitive period for learning self-feeding skills
The First Day of Solids
Choose the right time of day
Mid-morning - After a milk feed (so baby is not ravenous) and before the next nap. Avoid when baby is tired, sick, or teething.
Start with 1–2 teaspoons
A tiny amount of iron-rich puree - Pureed chicken, beef, or iron-fortified cereal thinned to a very smooth consistency. No salt, sugar, or seasoning.
Use a soft-tipped weaning spoon
Let baby taste, explore, spit it out, touch the spoon. The first feeds are sensory exploration, not nutrition.
Offer, don't force
If baby turns away, closes mouth, or pushes the spoon out - Stop. It may take 10–15 exposures before a new food is accepted. This is normal.
Keep milk feeds the same
Milk (breast or formula) remains the primary nutrition source until 12 months. Solids at 6 months are about learning, not replacing milk.
Wait 3–4 days before introducing a new food
This allows you to identify any reaction if one occurs. Once a food is accepted with no reaction, it can become a regular part of meals.
Common Myths About Starting Solids
Myth: 'Rice cereal must be the first food'
Not true. Plain white rice cereal has minimal iron and little nutritional benefit. Iron-fortified oat cereal, pureed chicken, or pureed beef are better first iron sources. Singapore polyclinics now recommend iron-rich first foods over rice cereal.
Myth: 'Starting solids earlier will help baby sleep through the night'
Not supported by evidence. Sleep patterns in the first 6 months are developmental - Not related to solid food intake. Starting solids early does not improve night sleep.
Myth: 'Baby must start exactly at 6 months'
Around 6 months - Anytime from 5.5–7 months, when all three readiness signs are present. A baby who shows readiness signs at 5.5 months can start; a baby who isn't ready at 6 months can wait a few more weeks.
Myth: 'You should avoid common allergens to prevent allergies'
The opposite is now the evidence-based advice. Introduce common allergens early (at 6 months) and regularly. Delaying allergens increases, not decreases, allergy risk - Per the LEAP study and current ASCIA guidelines.
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