CoQ10 in gummies: typical doses and medication cautions

Coenzyme Q10 is usually sold as a softgel. It has started to appear in gummies, often paired with beet extract in heart-themed products. Here is what the number on the label means.

What CoQ10 is

CoQ10 is a compound your body makes and stores in the mitochondria, the parts of your cells that produce energy. It also works as an antioxidant. Levels are highest in the heart, liver and kidneys, and they tend to fall with age. Small amounts come from food, mainly meat, fish and nuts.

What the research says

The National Institutes of Health summarizes the evidence as mixed. CoQ10 has been studied for heart conditions, migraine, statin-related muscle symptoms and other uses. Some trials found benefits and others did not, and the NIH does not describe it as proven for any of them.

What is well established is that CoQ10 supplements raise CoQ10 levels in the blood and are generally well tolerated.

How much supplements and studies use

Most CoQ10 supplements contain 100 mg or 200 mg per serving. Clinical trials have typically used 100 mg to 300 mg a day, sometimes split into two or three doses. A gummy that supplies 100 mg a day is in line with the standard softgel dose.

Ubiquinone and ubiquinol

CoQ10 exists in two forms, and the body converts between them. Ubiquinone is the oxidized form and the one used in most research and most products. Ubiquinol is the reduced form. It is marketed as better absorbed and costs more. If a label just says “CoQ10” or “coenzyme Q10”, it is almost certainly ubiquinone.

Absorption

CoQ10 dissolves in fat, not water, and is absorbed better with a meal that contains some fat. Softgels usually suspend it in oil for that reason. A gummy has very little fat, so taking it with food is a sensible habit. We have not seen published data comparing absorption from gummies and softgels.

Medication cautions

This is the important part for a heart-themed product, because the people most interested in it are often the people on medication.

• Warfarin. The NIH says CoQ10 may make this blood thinner less effective. Do not start CoQ10 without telling the doctor who manages your warfarin.
• Insulin and diabetes medication. CoQ10 may affect blood sugar.
• Blood pressure medication. CoQ10 may lower blood pressure slightly, which could add to the medication’s effect.
• Chemotherapy. Ask your oncologist before taking any antioxidant supplement during treatment.

Statins lower the body’s own CoQ10 production, and some people take CoQ10 alongside them. Whether that helps with muscle symptoms is unsettled. If you take a statin, ask your doctor before adding it.

Side effects

CoQ10 is generally well tolerated. Reported side effects are mild and include stomach upset, nausea and trouble sleeping, the last one mostly when it is taken late in the day.

Safety in pregnancy and breastfeeding has not been established.

How to read a CoQ10 gummy label

1. Find the CoQ10 amount and check per gummy or per serving.
2. Compare it with 100 mg, the common softgel dose.
3. Look at what it is paired with. Beet extract and B12 are common partners. Check their amounts separately.
4. Count the sugar per day.

Gummies with CoQ10 that we have reviewed

Goli Beets Cardio Gummies supply 100 mg of CoQ10 per two-gummy serving. More on the heart gummies page.

CoQ10 from food

You get a little CoQ10 from what you eat. Organ meats such as heart and liver contain the most, followed by beef, pork, chicken and oily fish. Nuts, seeds and some vegetable oils contribute small amounts. A typical diet supplies only a few milligrams a day, far less than the 100 mg in a supplement serving. The body makes most of what it uses.

That gap is why CoQ10 is a supplement ingredient and not a dietary recommendation. There is no Recommended Dietary Allowance and no Daily Value for it, which is why the percent column on a label shows a dagger instead of a number.

Why CoQ10 is paired with beet

Heart-themed gummies often combine CoQ10 with beet root. The two work on different ideas. CoQ10 is about energy production inside cells. Beets are a source of dietary nitrate, which the body converts into nitric oxide, a molecule that relaxes blood vessels.

The research on beets used beetroot juice, and the dose that matters is nitrate, usually several hundred milligrams from a glass of juice. A beet extract in a gummy is a different thing unless the label states its nitrate content. When you read a combination product, check each ingredient separately. A solid CoQ10 dose does not tell you anything about the beet, and the reverse is also true.

How long people take it

CoQ10 trials have typically run from one to six months, and blood levels rise gradually over the first few weeks of daily use. It is not something studies have tested as a one-off. If you and your doctor decide it is worth trying, think in terms of a couple of months before judging it.

Gummy or softgel

The softgel is the standard format for good reason: CoQ10 dissolves in oil, and a softgel delivers it already dissolved. A gummy cannot carry much fat, so manufacturers use dry or specially processed forms of CoQ10.

There is no published head-to-head comparison of absorption from gummies and softgels that we could find. Practically:

• If you take softgels without trouble, there is no reason to switch.
• If you will not swallow softgels, a gummy with a stated 100 mg is a reasonable alternative. Take it with a meal.
• Compare cost per 100 mg, not cost per bottle. Gummies usually cost more for the same amount.

Storage

CoQ10 breaks down with heat and light. Gummies soften and stick together in warmth as well. Keep the bottle closed, in a cool cupboard, and do not leave it in a car. If gummies arrive melted into one mass, the dose per piece is no longer reliable.

Questions to ask your doctor or pharmacist

Because CoQ10 interacts with common heart and diabetes medications, a short conversation is worth it before you start. Useful questions:

• Does CoQ10 interact with anything I take?
• If I am on warfarin, does my monitoring need to change?
• Is there a reason for me to take it at all?
• If I take a statin and have muscle aches, what should we try first?

The short version

Coenzyme Q10 is a well-known supplement with a simple label and a few points that matter more than the rest.

• 100 mg a day is the standard amount. It matches the most common softgel dose and the low end of what clinical trials used. A gummy that states 100 mg per serving is offering a normal dose in a less common format.
• The evidence is mixed. The NIH does not describe CoQ10 as proven for any health purpose. It is generally well tolerated, and that is the firmest thing that can be said.
• Medication comes first. Warfarin is the interaction to take most seriously. Insulin, blood pressure medication and chemotherapy also call for a conversation with your doctor before you start.
• Check each ingredient in a combination product on its own. A solid CoQ10 dose tells you nothing about the beet extract or the vitamin B12 listed next to it. Look for the nitrate content of any beet ingredient, and expect not to find it.
• Take it with food, earlier in the day. It is absorbed with fat, and some people sleep badly when they take it late.
• Compare cost per 100 mg. Gummies usually cost more than softgels for the same amount. You are paying for the format, which is a fair trade if it means you actually take it.

If you already take a softgel without difficulty, nothing in the research suggests a gummy is better. If you avoid softgels, a clearly labeled gummy is a reasonable way to get the same ingredient.

Common questions

Is 100 mg of CoQ10 a day enough?

It is the most common dose in supplements and sits at the low end of the 100 mg to 300 mg range used in clinical trials.

Should I take CoQ10 in the morning or at night?

Some people report trouble sleeping when they take it late, so morning or midday with a meal is the usual suggestion.

Can I take CoQ10 with a statin?

Many people do, and statins lower the body’s own CoQ10. Whether it helps with muscle symptoms is not settled. Ask the doctor who prescribes your statin.

Is ubiquinol better than ubiquinone?

Ubiquinol is marketed as better absorbed and costs more. Most research used ubiquinone, and the body converts one into the other.

Who should not take CoQ10?

People on warfarin should not start it without medical advice, because it may reduce the drug’s effect. People on insulin, blood pressure medication or chemotherapy should also ask first. Safety in pregnancy and breastfeeding has not been established.

Sources

1. NIH National Center for Complementary and Integrative Health. Coenzyme Q10.

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.