Q10 and statins: why the combination is debated
Why do statins lower Q10?
Statins inhibit the enzyme HMG-CoA reductase in order to slow the body's cholesterol production. The same pathway is used early on to build Q10. When production is slowed, blood Q10 levels therefore also fall, which is well documented.
The hypothesis is that lower Q10 in the muscles' mitochondria may contribute to the muscle problems some people experience on statins – what is often called statin-associated muscle symptoms. A review of statins and mitochondrial function describes exactly this link, but stresses that the connection between lower Q10 and the symptoms themselves is not fully proven.
What are statin-associated muscle symptoms?
Some statin users report aches, stiffness, weakness or cramp in their muscles. The problems are usually mild to moderate, but can make people want to stop their medication. Serious muscle effects are uncommon but should always be assessed by a healthcare professional.
- Muscle pain and tenderness
- Muscle weakness
- Cramp
- Muscle fatigue
The problems often appear in the thighs, calves or shoulders and can feel symmetrical on both sides. The statin isn't always the cause – exercise, other medicines and ordinary muscle fatigue can produce similar symptoms, which is one reason to investigate rather than guess.
Q10 300 mg – a supplement that contributes to the body's Q10 levels. GMP-manufactured and third-party tested.
See the product – See current price »Does Q10 help with the muscle problems?
Here the studies diverge. Several meta-analyses of randomised trials have found that Q10 supplements can reduce subjective muscle symptoms such as pain, weakness, cramp and fatigue in statin users. At the same time, the same analyses saw no clear reduction in creatine kinase, a blood marker of muscle damage.
In a randomised trial from 2014, patients with mild to moderate muscle symptoms reported fewer problems with Q10 than with placebo. Other studies have seen no effect at all. The fact that perceived pain can decrease while blood tests are unchanged is interpreted differently: some researchers see genuine relief, others a placebo effect. Overall, the picture is that Q10 may help some people, but is not a guaranteed solution.
| Outcome | What the meta-analyses show |
|---|---|
| Muscle pain (subjective) | Several studies see a reduction |
| Muscle weakness/cramp | Some studies see a reduction |
| Muscle fatigue | Some studies see a reduction |
| Creatine kinase in blood | No clear change |
What to do in practice – but talk to your doctor first
If you get muscle problems on statins, the first step is to contact your doctor. Sometimes it's a matter of dose, choice of statin or other causes. Q10 can be a complement to try, not a replacement for the medication.
- Never stop taking statins on your own.
- Common trial doses in the studies are 100–300 mg per day, with a meal.
- Give it a few weeks and evaluate together with your doctor.
- Tell them about all the medicines you take, especially blood thinners.
Our Q10 300 mg fits that range. Compare products in the guide to the best Q10. If you want to understand the topic from the ground up, read Q10: benefits and function. Women thinking about children can also read about Q10 and fertility.
Other causes of muscle problems to rule out
Muscle pain during statin treatment doesn't have to be due to the statin. Before you conclude that the medication is the culprit, it's worth thinking about other common explanations:
- Hard or unaccustomed exercise
- Vitamin D deficiency
- Low or high thyroid function
- Other medicines that affect the muscles
- Everyday stress and poor sleep
That's why contact with a doctor is important. Sometimes the problems resolve when an underlying cause is addressed, and then neither a change of medication nor a supplement is needed.
Ubiquinol, ubiquinone and absorption
Q10 is sold as ubiquinone or ubiquinol. Ubiquinol is the reduced form and is sometimes marketed as more easily absorbed, especially for older people. In practice the body switches between the forms itself, and for most people dose and consistency matter more than which variant you choose.
Whichever form, Q10 is absorbed best together with fat. So take it with a meal rather than on an empty stomach. Splitting the dose into two occasions can make absorption more even, an approach several studies have used.
What does the doctor do if it is the statin?
If it's confirmed that the problems are linked to the statin, there are several established steps the doctor can try before Q10 even comes up:
- Take a short break to see whether the symptoms disappear
- Lower the dose or switch to a different statin
- Try dosing every other day
Only after that might Q10 be a complement to test for anyone still having problems. The point is to keep the protection the statin gives the heart, not to swap the medication for a supplement.
Frequently asked questions
Do statins really lower the body's Q10?
Yes. Statins inhibit the same biochemical pathway the body uses to build both cholesterol and Q10. That's why blood Q10 levels fall during statin treatment, which is well documented in studies. What this reduction means for muscle problems is not fully established, however, and is still debated.
Can Q10 remove muscle pain from statins?
Several meta-analyses have found that Q10 can reduce subjective muscle symptoms such as pain and weakness in statin users, while the blood marker creatine kinase is not clearly affected. Other studies see no effect. So Q10 may help some people but is no guarantee, and it never replaces contact with a doctor about the problems.
Can I stop taking statins if I take Q10 instead?
No. Q10 does not lower cholesterol and cannot replace a statin. Statins are prescribed to reduce the risk of cardiovascular disease. If you have problems, contact your doctor, who can adjust the dose, switch the medicine or investigate other causes. Never stop taking statins on your own.
What dose of Q10 is used for statin problems?
The studies most often use 100–300 mg per day, preferably split up and taken together with a meal since Q10 is fat-soluble. The effect should be evaluated after a few weeks together with your doctor. Remember that Q10 can affect blood-thinning medicines, so check with a pharmacy or doctor if you take other medication.
How quickly is any effect on the muscle problems noticed?
Q10 builds up in the body over a few weeks, and the studies often evaluate muscle symptoms after around four to twelve weeks. So you should give the supplement a reasonable amount of time before judging whether it helps. Do the evaluation together with your doctor, so that other causes of the problems are not missed.
Sources
- Deichmann R, et al. Coenzyme Q10 and Statin-Induced Mitochondrial Dysfunction (PMC)
- Qu H, et al. Effects of Coenzyme Q10 on Statin-Induced Myopathy, updated meta-analysis (PMC)
- Skarlovnik A, et al. CoQ10 and statin-related muscle symptoms, RCT (PubMed)
- Meta-analysis of CoQ10 in statin-induced myopathy (PubMed)
- Testai L, et al. Coenzyme Q10 Supplementation in Aging and Disease (PMC)