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Signs Your Baby Is Ready for Solids: The 3 Signs That Matter

By Tiny Moments · November 2026 · 5-minute read

Somewhere around five months, every parent starts watching their baby watch them eat — and wondering. The good news: this is one of the least argued-about questions in baby care. The AAP, CDC, NHS and WHO all point to the same answer, and it has two parts — an age, and three signs that must show up together.

Why “around 6 months” is the consensus

It is rare for four major health bodies to agree this cleanly, but on first foods they do. Around 6 months is when most babies’ digestion, immunity and physical skills line up for food: young babies’ guts are still maturing, and the tongue-thrust reflex that pushes food back out fades right around this age. Before 4 months is too early for every baby — that line is absolute in the guidance.

The 3 readiness signs, in detail

1. Sits up and holds their head steady

Your baby can sit — in a highchair or supported on your lap — and keep their head steady and upright. This is the safety sign: a steady trunk and head are what let a baby swallow safely and turn away when they have had enough.

2. Co-ordinates eyes, hands and mouth

They watch a piece of food, reach for it, grasp it and bring it to their mouth — the full look-reach-grab-mouth chain, mostly succeeding. Clumsy is fine; coordinated is the point.

3. Swallows food instead of pushing it out

Offer a small taste on a spoon: a ready baby moves it to the back of the mouth and swallows. A baby who automatically pushes everything out with their tongue is showing you the tongue-thrust reflex — protection, not pickiness — and it means “not yet”, however keen they look.

The word that matters in all three is together. One sign alone — especially the eager staring — is not a green light.

Real signs vs not-signs

Tip: this table scrolls sideways on small screens.

The not-signs column is straight from the NHS list — they are the three “signs” most often quoted by well-meaning relatives, and none of them means a baby needs food. If naps are the thing actually falling apart at this age, our baby nap schedule by age is the more likely fix.

Ready or not? Run the 4-point check

Before the first spoon, work through these four — all four should be a yes:

• Age: around 6 months — and definitely not before 4 months.
• All three signs, together: steady sitting, hand-to-mouth coordination, swallowing not pushing out.
• Seating: your baby can sit safely and fairly upright in a highchair (with support is fine) for the length of a small meal.
• No special circumstances: if your baby was premature or has reflux, eczema, known allergies or a health condition, agree the timing with your pediatrician first — individual advice beats any chart, including this one.

Three yeses and one “nearly”? Wait a week and check again. Readiness is a door that opens over days, not a train that leaves without you — a week either way makes no difference to anything except your stress.

What the first two weeks actually look like

Lower the bar kindly: the first foods are practice, not meals. A teaspoon or two, once a day, of something soft — and most of it will decorate the tray, the bib and the baby. That is the curriculum. Breast milk or formula remains the main food for the entire first year; solids layer on top gradually.

Two habits worth starting from day one: introduce common allergens (well-cooked egg, smooth peanut butter thinned down) early in the process and one at a time, a few days apart, so any reaction has an obvious suspect; and write down first tastes. “First broccoli — suspicious. Second broccoli — betrayed.” is exactly the kind of line a baby book exists for.

Questions parents ask us

Can I start solids at 4 months?

No — the guidance is consistent that solids should never start before 4 months, and the recommendation for most babies is around 6 months, when the readiness signs appear. Starting early does not help babies sleep longer, whatever the family group chat says. The only exception is a timeline your own pediatrician sets for a medical reason.

My baby shows the signs at 5 months. Should I start?

Signs and age work as a pair: the three signs usually finish assembling right around 6 months, and starting a little early because one or two signs look strong is not the guidance. If all three signs are genuinely present and your baby is close to 6 months, a conversation with your pediatrician is the right next step — otherwise, waiting for 6 months costs nothing.

When do I introduce allergens like egg and peanut?

Once you start, current guidance is to introduce common allergens — egg and peanut are the headline ones — early in the weaning process rather than delaying them, one at a time with a few days between new allergens so any reaction is easy to trace. Serve them safely: egg well-cooked, peanut as a smooth butter thinned with water or milk, never whole nuts. If your baby has severe eczema or a known allergy, ask your pediatrician first.

Do milk feeds drop once solids start?

Not at first. Breast milk or formula stays your baby’s main food for the whole first year — early solids are tastes and practice measured in teaspoons. Milk feeds reduce gradually, led by your baby, as real meals build up over the second half of the year.

Sources & further reading: NHS — Your baby’s first solid foods · CDC — When, what and how to introduce solid foods