Cold and Cough Relief Drink: What Actually Helps

Your throat feels like sandpaper, you’ve been awake since 2 a.m. coughing, and there’s ginger, lemon and honey sitting in the kitchen. Making a hot cold and cough relief drink is a good idea. Just not for the reasons most recipes give.

Here’s the answer up front: the honey is the only ingredient with real trial evidence behind it, the heat and the volume of warm liquid do most of the rest, and nothing in the mug will shorten your cold. There is no cure to brew. There are no antiviral medicines at all for the viruses that cause colds, and antibiotics do nothing to a virus.

Read next: Coconut Water Benefits: What It Does, and Who Should Be Careful

What a cold and cough relief drink actually does

Two things, both modest, both real.

The first is heat. In a small Cardiff University trial, 30 people with a cold or flu drank the same fruit drink either hot or at room temperature. The hot version gave immediate, sustained relief from runny nose, cough, sneezing, sore throat, chilliness and tiredness. The room-temperature version touched only the first three. Measured nasal airflow didn’t change at all — people simply felt clearer. Thirty participants is thin evidence, but it matches what anyone with a cold already suspects.

The second is honey. A 2018 Cochrane review pooled six randomized trials covering 899 children aged 12 months to 18 years with an acute cough. Honey beat no treatment on cough frequency, cough severity and the child’s sleep. Against placebo it cut cough frequency on day one and day three and shortened cough duration by about 0.7 days. Against dextromethorphan, the active ingredient in most cough syrups, it was a wash.

The reviewers stayed cautious and so should we: their own summary says there is “no strong evidence for or against using honey.” Most children in those trials were treated for a single night, certainty ran from low to moderate, and adults weren’t studied. Still, that’s the whole engine of a cold and cough relief drink — honey, warmth, volume. Everything else is flavor.

The recipe, with amounts that work

Most cold and cough relief drink recipes tell you to add ginger “as much as you feel necessary,” which is no help at 2 a.m. Here are numbers.

Ingredients, one mug

• 1 cup (240 ml) water
• 2–3 thin slices fresh ginger, about half an inch of root — or 1/4 tsp ground
• 1 tsp honey
• 1 tsp fresh lemon juice
• 1/4 tsp ground turmeric (optional)
• A pinch of black pepper (optional)
• A caffeine-free herbal tea bag, or nothing at all

Method

1. Simmer the ginger in the water for 5 minutes, or steep it off the heat for 10.
2. Strain into a mug and let it cool enough that you can drink it rather than sip at it.
3. Stir in the lemon juice and honey.
4. Add the turmeric and pepper if you’re using them, and stir again — turmeric settles.
5. Breathe the steam while you drink.

Leave the matcha out

Older versions of this recipe call for a green tea bag with matcha. Drop it. Matcha is green tea, green tea has caffeine, and you’re making this at night because you can’t sleep. The National Center for Complementary and Integrative Health also lists green tea among approaches studied for colds where there isn’t enough evidence to say whether it helps. Have it at breakfast instead.

What each ingredient is really doing

If you’ve read our look at what the evidence does and doesn’t support about kombucha, the pattern here will be familiar.

The pepper claim deserves a correction, because it travels everywhere. Black pepper genuinely does help the body absorb curcumin — but the study being quoted gave volunteers 2 grams of curcumin with 20 mg of piperine and measured a 2000% jump in bioavailability. A quarter teaspoon of turmeric holds a few milligrams of curcumin. A pinch of pepper on top isn’t the same experiment. And turmeric’s own case is weaker than the wellness aisle suggests: NCCIH says we don’t know enough to conclude it benefits any health purpose, with the best early signal in knee osteoarthritis — nothing respiratory.

Who should skip this cold and cough relief drink

Never give honey to a baby under 12 months. The risk is infant botulism, which is why CDC limits its honey-for-cough advice to adults and children at least one year old, and why the Cochrane trials excluded infants. That matters more than it sounds: remedies like this get made for sick toddlers more often than for anyone else.

• Young children. CDC advises no throat lozenges or cough drops under age 4, and no over-the-counter cough and cold medicines under age 6.
• Turmeric and medication. NCCIH notes turmeric supplements may be unsafe in pregnancy, and that liver damage has been reported with highly bioavailable curcumin formulations. A quarter teaspoon in tea is food, not a supplement — but if you take blood thinners or have a liver condition, ask a pharmacist before it becomes a daily habit.
• Diabetes. A teaspoon of honey is roughly 6 grams of sugar. Count it.
• Stomachs. The Cochrane review found more gastrointestinal upset with honey than with placebo.

Self-care guidance for coughs and colds differs by country, and so do the age cut-offs for children’s medicines. Check what your own health service recommends, and ask a pharmacist or doctor about anything you take regularly.

When to stop brewing and call someone

No cold and cough relief drink has an opinion about what else might be going on. CDC says to see a doctor if symptoms last more than 10 days without improving, if a fever lasts more than 4 days, or if symptoms get better and then return or worsen — and straight away for trouble breathing, fast breathing, dehydration, or a chronic condition getting worse.

One piece of timing is easy to miss. If you’re at higher risk of severe flu or COVID-19, treatment works best early: within 2 days of symptom onset for flu, within 5 to 7 days for COVID-19. Waiting a week to see whether the honey helps can close that window.

The verdict

Make it. A cold and cough relief drink like this is cheap, pleasant, keeps fluid going in, and the honey has better evidence behind it than much of what’s sold in the cough-syrup aisle. The trade-off is small and honest: relief lasts twenty or thirty minutes, then you make another one.

What it won’t do is shorten the illness. For that, the strongest option isn’t a recipe at all — NCCIH points to a review of 17 studies finding oral zinc can reduce how long colds last in adults. That’s a supplement conversation, not a kitchen one, and the nasal zinc gels and swabs are worth avoiding outright: they’ve been linked to lasting loss of smell.

The unglamorous part does the heavy lifting. Fluids of any kind — water, broth, coconut water if you’d rather — plus a clean humidifier and actually sleeping through the night are what CDC puts first. The mug is there to make the next half hour bearable, which on night three of a cold is worth something.