Tamil: தேன் — Thēn
Sinhala: මී පැණි — Mee pani
Traditional use: Coughs, throat irritation and disturbed sleep during colds
Evidence rating: Evidence-supported for modest short-term relief of acute cough, particularly in children over 12 months; adult evidence is more limited
Preparation type: Honey taken directly or mixed into warm water
Important limitation: Honey may soothe a cough, but it does not cure the infection or treat every cause of coughing
Key points
Honey may modestly reduce cough frequency and severity and may improve sleep during a short-term respiratory infection.
The clearest evidence is in children aged over 12 months, and many trials followed participants for only a short period.
Honey does not cure a cold, flu, COVID-19, pneumonia or another respiratory infection.
Never give honey to a baby under 12 months because of the risk of infant botulism.
Seek medical advice for breathing difficulty, chest pain, coughing blood, severe or worsening illness, or a cough lasting more than three weeks.
In many Tamil and Sri Lankan households, honey is one of the first ingredients reached for when somebody develops an irritating cough.
It may be given from a spoon, stirred into warm water or combined with lemon, ginger, pepper, cinnamon or turmeric. Some families use it mainly before bedtime when coughing is disturbing sleep.
Unlike many household remedies, honey has genuine clinical evidence behind it. The evidence is not dramatic and it does not support cure claims, but it is strong enough for NICE and the NHS to include honey among self-care options for acute cough in people over one year old.
Does honey actually help a cough?
The most defensible answer is: probably a little, for a short time.
A Cochrane review of trials in children found that honey may reduce cough symptoms compared with no treatment or placebo and may improve sleep. The evidence is limited by small studies, differences between trials and short follow-up periods.
NICE similarly concludes that there is limited evidence of some benefit for acute cough and notes that people over one year old may wish to try honey.
Honey is best described as a short-term soothing remedy, not a treatment for the infection itself.
What kind of cough has been studied?
Most evidence concerns acute cough associated with a recent cold or upper-respiratory infection.
That evidence should not automatically be applied to chronic or recurring coughs caused by conditions such as asthma, reflux, allergies, smoking-related disease, heart or lung disease, tuberculosis, medication side effects or other underlying illness.
Honey may soothe throat irritation regardless of cause, but it cannot diagnose or treat the underlying condition.
How might honey help?
It may coat and soothe the throat
Honey is thick and viscous. When swallowed, it may temporarily coat irritated tissue and reduce the scratchy or tickling sensation that triggers repeated coughing.
Sweetness may affect cough sensation
Sweet substances stimulate saliva and may help moisturise a dry throat. Researchers have also proposed that sweet taste may influence sensory pathways involved in cough, although the exact mechanism is not firmly established.
Honey contains biologically active compounds
Honey contains sugars, organic acids, enzymes and plant-derived substances. Some honeys show antimicrobial or anti-inflammatory activity in laboratory testing.
That does not mean swallowing honey kills cold or flu viruses inside the body. Laboratory activity is not the same as a clinically effective respiratory treatment.
A simple honey and warm-water drink
Ingredients
250 ml warm water
1–2 teaspoons honey
A small squeeze of lemon, optional
Method
Boil fresh water and allow it to cool until comfortably warm rather than scalding.
Stir in one or two teaspoons of honey.
Add a small amount of lemon if desired.
Sip slowly.
The NHS lists a warm lemon-and-honey drink as a self-care option for cough. Honey may also be taken directly from a spoon. Warm water is not required for honey to work; it mainly makes the remedy pleasant to consume and contributes fluid.
More honey has not been shown to produce greater relief, and repeated sweet drinks increase sugar exposure.
Does the honey need to be raw, local or expensive?
No strong clinical evidence shows that raw, local, organic, Manuka or another premium honey is necessary for ordinary cough relief.
Studies have used different varieties. The soothing effect is likely related partly to characteristics shared by many honeys, including sweetness and viscosity.
Ordinary food-grade honey from a reputable source is sufficient. Medical-grade honey used in wound care is a different product and should not be confused with supermarket honey.
Does lemon make it more effective?
Lemon is optional. It adds flavour, but cough studies do not establish that it is required for honey's effect.
Acidic drinks may worsen reflux, heartburn or an already irritated throat in some people and can contribute to dental enamel erosion when consumed frequently.
What about adding ginger or pepper?
Ginger, pepper, cinnamon, cardamom or turmeric may be added as household variations, but clinical evidence for honey should not be silently transferred to a multi-ingredient mixture.
A mild drink may feel comforting. A very concentrated or spicy mixture can irritate a sore throat or aggravate reflux.
Can children have honey for a cough?
Honey may be considered for children over 12 months old with a recent cough, particularly when the cough is disturbing sleep.
Use a small amount, never give a dangerously hot drink, continue normal fluids and monitor the child's breathing and general condition.
A child who is working hard to breathe, unusually sleepy, unable to drink, passing much less urine or otherwise significantly unwell needs medical assessment rather than a stronger home remedy.
Never give honey to a baby under 12 months
NHS and NICE guidance is clear: honey should not be given to babies under one year old because it can contain spores associated with infant botulism.
The warning still applies if the honey is:
organic or local;
raw or pasteurised;
mixed into warm water;
used in only a small quantity;
or heated at home.
Home heating should not be relied upon to make honey safe for an infant.
Honey, diabetes and dental health
Honey is still a source of free sugar and carbohydrate. It can raise blood glucose and may need to be included in carbohydrate counting or other personalised diabetes management.
Frequent exposure to honey can also contribute to tooth decay. Use the smallest amount that provides comfort rather than repeatedly sipping sweetened water throughout the day or night.
People whose glucose levels are difficult to control while unwell should follow their normal sick-day guidance or seek professional advice.
What honey cannot do
Honey cannot be relied upon to:
cure a cold, flu or COVID-19;
treat pneumonia, tuberculosis or whooping cough;
replace an asthma inhaler;
replace antibiotics when a clinician has identified a bacterial infection that requires them;
remove mucus from the lungs;
or explain a persistent or recurrent cough.
It is a symptom-relief option, not a diagnosis or a complete treatment plan.
When to seek medical advice
Contact a GP or other appropriate healthcare professional if a cough lasts longer than three weeks, repeatedly returns, is worsening, is associated with unexplained weight loss, or occurs in somebody at higher risk because of significant heart, lung, kidney, neurological or immune-system disease.
Seek urgent medical help for breathing difficulty, chest pain, coughing up blood, blue or grey lips or skin, severe confusion, collapse, rapid deterioration or significant dehydration.
If you remember only three things
Honey may modestly soothe a recent cough and may help sleep, especially in children over one year old.
It provides symptom relief; it does not cure the infection.
Never give honey to a baby under 12 months.
Tradition and science: the final verdict
Honey is one of the more defensible Tamil and Sri Lankan household remedies for an acute cough.
The evidence supports saying:
Honey may modestly reduce an acute cough and may improve sleep for a short period, particularly in children over 12 months.
The evidence does not support saying:
Honey cures colds, kills respiratory infections or treats every kind of cough.
Keeping the claim modest does not make the tradition less valuable. It makes the advice safer.
Preserve your family’s version
Families may wish to record whether honey was given directly or mixed with water, lemon, ginger, pepper or another ingredient; who prepared it; when it was used; and what the family believed it helped.
That preserves both the remedy and the memory without turning family tradition into unsupported medical fact.
Medical note
This article provides general cultural and educational information. It is not a substitute for diagnosis, prescribed treatment or personalised advice from a doctor, pharmacist or another qualified healthcare professional.
Honey must never be given to a baby under 12 months.
Sources & Further Reading
- National Institute for Health and Care Excellence (NICE). Cough (acute): antimicrobial prescribing — Recommendations. NICE notes limited evidence that honey may reduce acute-cough symptoms and lists it as a self-care option for people over one year old. NICE.
- National Institute for Health and Care Excellence (NICE). Cough (acute): antimicrobial prescribing — Summary of the evidence. Reviews the evidence for honey and records the warning against giving honey to children under one year because of infant botulism risk. NICE.
- Oduwole, Olabisi, et al. “Honey for Acute Cough in Children.” Cochrane Database of Systematic Reviews. Review of randomised trials involving children aged 12 months to 18 years; evidence suggests modest short-term benefit but is limited by study quality and duration. Cochrane.
- NHS. “Cough.” Includes warm lemon and honey among self-care measures, notes limited evidence and states that honey must not be given to babies under one. NHS.
- NHS. “Colds, coughs and ear infections in children.” Includes advice on warm lemon and honey for children over one year and guidance on when a persistent cough should be medically assessed. NHS.
Evidence note: Most clinical research concerns short-term cough in children and should not be used to claim that honey treats chronic cough, pneumonia, asthma or another diagnosed condition.