Children & Infants
Failure to Thrive (Poor Growth in Children)
When a baby or young child does not gain weight or grow as expected for their age — a sign, not a disease in itself, that the child needs more nourishment or that an underlying issue should be found and addressed.
Also known as: Growth failure, Faltering growth, Poor weight gain in infants
📝 At a glance
Likely root causes: Not taking in enough calories (feeding difficulty, poor latch, dilution of formula, picky eating); Repeated illness or infection that reduces appetite; Problems absorbing nutrients (such as reflux, allergy, or digestive conditions).
First thing to try: Have the child checked by a doctor — this is a sign that deserves proper evaluation, not home guessing
See a doctor if: When a child's growth slows, stops, or falls behind on the growth chart
🔎 Start with the cause
Lasting relief rarely comes from covering a symptom. First find what is feeding the problem, change what you can, and then help the body do what it was designed to do — heal.
Likely root causes
- Not taking in enough calories (feeding difficulty, poor latch, dilution of formula, picky eating)
- Repeated illness or infection that reduces appetite
- Problems absorbing nutrients (such as reflux, allergy, or digestive conditions)
- Conditions that burn extra calories (heart or lung problems)
- Social or emotional stress, neglect, or lack of feeding support at home
Change what you can
- Have the child checked by a doctor — this is a sign that deserves proper evaluation, not home guessing
- Offer frequent, calorie-rich, nourishing meals and snacks
- Make mealtimes calm, regular, and unhurried, without pressure or distraction
- For infants, get help with feeding technique and check formula is mixed correctly
- Keep a simple record of what and how much the child eats
- Treat any underlying illness as directed, and keep regular weight checks
🩺 When to see a doctor
- When a child's growth slows, stops, or falls behind on the growth chart
- If feeding is persistently difficult or the child tires while feeding
- If there are repeated illnesses, vomiting, or diarrhea
- If the child seems unusually lethargic, weak, or developmentally behind
🌿 The seven pathways to health
Seven pathways for your failure to thrive (poor growth in children) — tap the circle to check one off (saved on your device), or ask Remy for help.
“Disease is an effort of nature to free the system from conditions that result from a violation of the laws of health... In case of sickness 1cause should be ascertained, 2go to work intelligently to remove the disease. 3Unhealthful conditions should be changed, 4wrong habits corrected. 5Then nature is to be assisted in her effort 6to expel impurities and 7to re-establish right conditions in the system.”
🌿 Overview
Failure to thrive describes a child whose growth has fallen behind expected patterns. Most often the cause is simply not taking in enough calories — through feeding difficulties, illness, or sometimes social and emotional stress at home — and it improves with the right feeding support. Sometimes it points to a medical condition that needs treatment. Either way, careful, caring evaluation helps the child catch up.
Doctors track growth on charts over time; a single small measurement is not failure to thrive, but a steady fall across the percentiles is. The causes group into three: not enough nourishment taken in, food not being absorbed, or the body using too many calories (as in some chronic illnesses). The great majority of cases are about intake and feeding, and respond beautifully to patient feeding support, calorie-rich nourishing foods, and a calm, loving mealtime. This is a hopeful, treatable situation.
Common signs
- Weight gain that slows, stops, or falls behind age expectations
- Height and head growth that may also lag in longer-standing cases
- Less energy, less interest in play, or being unusually fussy
- Feeding that is slow, difficult, or frequently refused
- Developmental milestones that may come more slowly
⭐ Community-ranked natural supports
Vote ▲ on everything that helped you, and ▼ on anything you tried that didn't — the ranking updates live. Tap 💬 to share what worked, so others can find it faster.
Banana is an easy, calorie-rich, well-loved first food that helps add gentle calories for a child who needs to gain.940
A nourishing broth (with added vegetables, legumes, or grains) is gentle, calorie-bearing, and easy for a small child to take while building appetite.890
Mashed avocado packs healthy fats and calories into small servings — ideal for boosting a poorly growing child's intake.870
How the numbers work: this is a weighted voting system — every published book or article recommending a remedy counts as an endorsement vote, and your ▲/▼ counts too. Not medical advice. *Ties are broken by our editor score (sources, safety, simplicity, cost, lifestyle fit, eight-laws alignment).
🍽️ Eating to help
Food is one of the gentlest medicines — small, steady changes help most.
Favor these
- Calorie-and-nutrient-dense whole foods (avocado, nut butters for older children, whole-milk dairy if tolerated, beans, eggs)
- Frequent small meals and nourishing snacks
- Wholesome added fats like olive oil to boost calories
Go easy on
- Filling but low-calorie drinks like juice and water right before meals
- Sugary, empty-calorie snacks that blunt appetite
In infants, never dilute formula to 'stretch' it, and seek professional feeding support early — small adjustments often make a big difference.
⚖️ Good to know
- Persistent poor growth always deserves medical evaluation to find the cause
- Do not put a young child on a restrictive or 'cleanse' diet
- Sudden weight loss, dehydration, or a very lethargic child needs prompt care
- Underlying medical causes must be treated, not masked by feeding alone
⚕️ What a doctor may offerConventional treatments for this condition — for your information.Show ▾
RemedyRank's heart is natural healing — and honest information. Here is what conventional medical care commonly involves for this condition, listed to inform, never to promote. Decisions about treatment belong with you and your own physician.
Doctors find and treat the cause, support feeding and calories, monitor growth closely, and involve dietitians or specialists as needed.
Commonly offered
- Careful history, exam, and growth charting to find the cause–
- Feeding support and calorie-boosting plans, often with a dietitian–
- Testing for underlying medical causes when suspected–
- Treating any infection, reflux, allergy, or chronic illness found–
- Close follow-up to confirm catch-up growth–
Worth knowing
- Persistent growth failure can affect development, so early help matters.
- A medical cause must be ruled out, not assumed away.
👍/👎 shares whether a treatment helped you — community experience, not medical advice. For full professional details, see the sources under “Learn more” below.
📜 A note from history
The term 'failure to thrive' arose in 20th-century pediatrics; early studies of institutionalized infants showed how much loving attention, as well as calories, matters to a child's growth.
📚 Learn more
Sources for further reading. These open in a new tab.
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