How much caffeine is in energy gummies? How to find the number on the label
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An energy gummy is, in most cases, a caffeine product. The amount per gummy varies about fourfold between brands, and some labels do not give a number at all. Because gummies taste like sweets and come in a bottle of sixty, it is easy to take more caffeine than you meant to.
This article shows where the caffeine figure should be on the label, which ingredient names mean caffeine, and how to add up your day against the limit the FDA cites.
The short answer
Most caffeinated energy gummies and chews contain between 25 mg and 100 mg of caffeine per piece. A cup of brewed coffee has about 80 mg to 100 mg. So one gummy is anywhere from a quarter of a cup to a full cup. The only reliable figure is the one on your own label, multiplied by the number of gummies you take.
How that compares with drinks
| Source | Typical caffeine |
|---|---|
| Brewed coffee, 8 oz | 80 mg to 100 mg |
| Black tea, 8 oz | 30 mg to 50 mg |
| Green tea, 8 oz | 30 mg to 50 mg |
| Cola, 12 oz | 30 mg to 40 mg |
| Energy drink, 8 oz | 40 mg to 250 mg |
| Energy gummy, 1 piece | Commonly 25 mg to 100 mg |
| Decaf coffee, 8 oz | 2 mg to 15 mg |
The drink figures are the FDA’s. The range for gummies is what we see on labels, and individual products fall outside it.
Where the number should be
Energy gummies are sold in two legal categories, and the label looks different in each.
- Dietary supplements carry a Supplement Facts panel. When caffeine is added as an ingredient in its own right, it should appear as a line with an amount in milligrams, unless it is inside a proprietary blend.
- Foods, including some energy chews, carry a Nutrition Facts panel. Caffeine must appear in the ingredient list, but manufacturers are not required to state the amount. Many do so voluntarily, often on the front of the pack.
Check whether the amount is given per gummy or per serving. A serving may be two or three gummies. Our guide to per gummy versus per serving explains how to tell.
Ingredient names that mean caffeine
| On the label | What it is |
|---|---|
| Caffeine, caffeine anhydrous | Purified caffeine. The amount is usually stated |
| Green tea extract, matcha | Contains caffeine naturally. The amount of caffeine is often not stated |
| Guarana | A seed with a higher caffeine content than coffee beans |
| Yerba mate | A leaf that contains caffeine |
| Green coffee bean extract, coffee fruit | Contain caffeine unless decaffeinated |
| Kola nut | Contains caffeine |
The difficulty is with the botanical sources. A label may list “guarana seed extract, 200 mg” without saying how much of that is caffeine. If a product lists caffeine and also one or more of these plants, the true total may be higher than the caffeine line suggests.
A product that puts its caffeine sources in an “energy blend” with one combined weight tells you nothing useful. See what a proprietary blend is.
Not every energy gummy has caffeine
Some gummies sold for energy contain B vitamins and no stimulant. B vitamins contribute to normal energy metabolism, which is why the word “energy” can appear on the label. They do not produce alertness the way caffeine does, and they will not be felt unless your intake was low. See B12 gummies: who needs them.
If you want to avoid caffeine, read the ingredient list for every name in the table above. If you want caffeine, check that there is a number.
Adding up a day
For healthy adults, the FDA cites 400 mg a day as an amount not generally associated with negative effects. A 2017 systematic review of the research reached the same figure. It is a ceiling for the whole day from every source, and many people feel jittery or sleep badly well below it.
| A day’s intake | Caffeine |
|---|---|
| 2 cups of coffee in the morning | About 190 mg |
| 1 cola at lunch | About 35 mg |
| 2 energy gummies at 80 mg in the afternoon | 160 mg |
| Total | About 385 mg |
That ordinary-looking day is at the limit. Add a pre-workout drink or a third coffee and it is over.
How fast, and how long
Caffeine from food and drink is absorbed within about an hour. A study of caffeinated chewing gum found it reached peak blood levels faster than capsules, probably because some is absorbed through the lining of the mouth. A gummy is chewed briefly and swallowed, so it is likely to behave more like food than like gum, and no published study has measured gummies specifically.
The effect lasts longer than most people assume. Caffeine’s half-life in healthy adults is around five hours and varies widely between people. In a sleep laboratory study, 400 mg of caffeine taken six hours before bedtime still measurably reduced sleep. A practical rule is no caffeine in the six hours before bed, and earlier if you are sensitive.
Who should have less, or none
- Pregnant women. Health authorities advise limiting caffeine, commonly to 200 mg a day or less. Ask your health care provider.
- Breastfeeding women. Ask your health care provider.
- People with heart rhythm problems, high blood pressure or anxiety disorders.
- People with reflux or trouble sleeping.
- People taking certain medications, including some antibiotics, asthma medication and stimulants. Ask a pharmacist.
Caffeinated gummies are for adults. They look like candy, so store them out of the reach of children.
Signs you have had too much
Jitters, a racing heart, anxiety, nausea, headache and trouble sleeping are the usual signs. Stop taking caffeine and drink water. A rapid or irregular heartbeat, chest pain, vomiting or confusion needs urgent medical attention. In the United States, Poison Control is on 1-800-222-1222.
Caffeine gummies before exercise
Sports nutrition guidelines note that caffeine can improve exercise performance, typically at 3 mg to 6 mg per kilogram of body weight taken about an hour beforehand. For a 70 kg adult that is 210 mg to 420 mg. At 50 mg per gummy, that would be four to eight gummies, which is likely to exceed the label and brings the sugar with it. Lower amounts may still help some people. If you use gummies this way, stay within the label, count the rest of the day’s caffeine, and try it in training before relying on it.
Sugar comes with it
Caffeinated gummies usually contain 2 g to 4 g of sugar each. Three a day adds 6 g to 12 g. See added sugar in gummies.
A label checklist
- Is there a caffeine amount in milligrams?
- Is it per gummy or per serving?
- Are there other caffeine sources in the ingredient list?
- Is anything hidden in a blend?
- What is the maximum number of gummies per day, and what does that total?
- How much sugar comes with it?
For how gummies compare with a cup of coffee on cost, sugar and convenience, see energy gummies vs coffee.
Amounts, limits and interactions are covered in the caffeine guide, and all the related reviews are on the energy and focus gummies page.
The short version
- Most energy gummies have 25 mg to 100 mg of caffeine each.
- A cup of coffee has 80 mg to 100 mg.
- Guarana, green tea, yerba mate and coffee extracts all add caffeine, often without a stated amount.
- The FDA cites 400 mg a day for healthy adults, from all sources.
- Stop caffeine six hours before bed.
- Some “energy” gummies contain no caffeine, only B vitamins.
Common questions
How much caffeine is in one energy gummy?
Commonly 25 mg to 100 mg. Check your label, and whether the figure is per gummy or per serving.
How many energy gummies equal a cup of coffee?
A cup of coffee has 80 mg to 100 mg of caffeine. That is one gummy at 100 mg, or four at 25 mg.
Do all energy gummies have caffeine?
No. Some rely on B vitamins only. Read the ingredient list for caffeine, green tea, guarana, yerba mate and coffee extracts.
How many caffeine gummies can I take in a day?
Follow the label, and keep your total caffeine from all sources at or under 400 mg a day if you are a healthy adult.
Is guarana the same as caffeine?
Guarana is a seed that contains caffeine. The label may not say how much.
How long do caffeine gummies last?
Caffeine’s half-life is around five hours, so the effect can last into the evening if you take them in the afternoon.
Sources
- US Food and Drug Administration. Spilling the beans: how much caffeine is too much?
- Wikoff D, et al. Systematic review of the potential adverse effects of caffeine consumption in healthy adults, pregnant women, adolescents, and children. Food Chem Toxicol. 2017.
- Drake C, et al. Caffeine effects on sleep taken 0, 3, or 6 hours before going to bed. J Clin Sleep Med. 2013.
- Kamimori GH, et al. The rate of absorption and relative bioavailability of caffeine administered in chewing gum versus capsules to normal healthy volunteers. Int J Pharm. 2002.
- Guest NS, et al. International Society of Sports Nutrition position stand: caffeine and exercise performance. J Int Soc Sports Nutr. 2021.
These statements have not been evaluated by the Food and Drug Administration. Products discussed here are not intended to diagnose, treat, cure or prevent any disease. This page is not medical advice. It is written for adults 18 and over.