Your cholesterol was too high, and now a small tablet sits next to your glass of water every evening. Statins are among the most frequently prescribed medications of all. And perhaps you have heard that they also lower coenzyme Q10. Is that true – and what does it mean for you?
At a glance
- What it's about: Statins lower cholesterol – and also coenzyme Q10 in the blood. What does that mean for muscle complaints?
- Possible causes: Statins slow down the mevalonate pathway, through which both cholesterol and Q10 are made. Muscle complaints are more common with older age, higher doses, an untreated underactive thyroid or interactions with other medicines.
- What you can do: Raise muscle complaints openly instead of putting up with them; have severe muscle pain with dark urine checked by a doctor immediately. Do not stop a prescribed medication without talking to your doctor first.
- What can be measured: Coenzyme Q10 together with blood lipids, ideally compared over time – as building blocks, not a diagnosis.
Statins and Q10: what happens in the body
Statins slow down an enzyme in the liver, HMG-CoA reductase. It is an early step in the so-called mevalonate pathway, which the body uses to make cholesterol. But this pathway produces not only cholesterol, it also produces coenzyme Q10 (ubiquinone). If production is throttled at the start, less of both comes out at the end.
Coenzyme Q10 sits in the mitochondria, the power plants of our cells, where it is a link in the chain that turns nutrients into energy. Tissues with a high energy demand, such as heart and skeletal muscle, contain particularly large amounts. This led to an obvious question: could muscle complaints on statins be related to falling Q10 levels?
Laboratory studies show that statins can dampen mitochondrial function and reduce energy production in muscle cells. The European Atherosclerosis Society consensus statement sees this as a possible link to muscle complaints, but stresses that controlled studies in humans are needed to clarify the connection (PubMed 25694464). Q10 is one building block of the explanation, not the whole explanation.
Do statins lower Q10? What studies show
The first half of the question is well answered. A meta-analysis of placebo-controlled trials found a clear decrease in plasma Q10 levels for all four statins studied – regardless of whether treatment lasted shorter or longer than twelve weeks (PubMed 26192349).
To put this in context: in the blood, Q10 is largely carried in the same fat particles as LDL cholesterol. When LDL falls, part of the transported Q10 falls too. How much Q10 actually reaches muscle tissue cannot be read reliably from the blood value alone. That is why a measurement is always interpreted together with blood lipids.
Statins and Q10 deficiency: symptoms under discussion
The medical literature does not describe a distinct symptom picture for "Q10 deficiency caused by statins". The discussion focuses on statin-associated muscle symptoms. According to the European Atherosclerosis Society consensus statement, they occur in 7 to 29 percent of treated people in registries and observational studies, while severe muscle damage is rare (PubMed 25694464). Typically described are:
- muscle pain or a feeling of heaviness, usually on both sides
- mainly affecting large muscle groups such as thighs, buttocks and calves
- muscle weakness, cramps or rapid fatigue during exertion
These complaints can have many other causes. Severe muscle pain together with dark urine or marked weakness is a warning sign and needs to be checked by a doctor immediately. Do not stop a prescribed medication without talking to your doctor first.
Who is particularly affected: The consensus statement names circumstances in which muscle complaints on statins occur more often (PubMed 25694464). These include:
- older age and a slight build
- higher statin doses
- untreated hypothyroidism
- interactions with other medications
- unusually intense physical exertion
If any of these apply to you, it is worth not simply putting up with muscle complaints but raising them openly.
Statins, muscle pain and Q10: taking statins and Q10 together?
This is where it becomes less clear – and that is important to know. Three meta-analyses reach different conclusions:
- A 2015 analysis found no significant effect of Q10 on muscle pain or the muscle enzyme CK (PubMed 25440725).
- A 2018 analysis of twelve trials described relief of muscle pain, weakness, cramps and tiredness, but no change in CK (PubMed 30371340).
- A 2020 analysis found neither an improvement in muscle pain nor any effect on whether statin therapy was continued (PubMed 32179207).
The trials were mostly small and differently designed. The European Atherosclerosis Society expert panel therefore saw no sufficient basis for a general recommendation (PubMed 25694464). These studies do not describe an interaction that speaks against taking them at the same time. Whether supplementation makes sense for you is best clarified with professionals on the basis of your values.
Measure instead of guessing: keeping Q10 and blood lipids in view
If you want to know where you stand, a measurement says more than any assumption. The OM Vital blood test measures 22 parameters from capillary blood, including coenzyme Q10 and the blood lipids total, LDL and HDL cholesterol and triglycerides. This allows the Q10 value to be interpreted directly in relation to your blood lipids – exactly the point that matters with statins. If you only want to look at vitamins, coenzyme Q10 is also included in the Vitamin Check Basic.
A comparison over time is helpful: one value before or shortly after starting statin therapy and a second a few months later show you whether and how much your Q10 level has changed. A single snapshot tells you less.
Which other blood values may be worth checking is covered in the overview Which blood tests should I get? A measured value does not replace a diagnosis. It is a good basis for a conversation with your doctor or the ORY expert team.
What you can discuss with professionals
- Did my muscle complaints start around the time I began the statin, and are there other possible causes?
- Has my thyroid been checked, and am I taking medications that interact with the statin?
- Could a different dose or a different active ingredient be an option for me?
- How should my Q10 value be interpreted in relation to my blood lipids?
In brief
- Statins inhibit the mevalonate pathway, which produces both cholesterol and coenzyme Q10.
- Blood Q10 levels demonstrably fall on statins.
- Whether Q10 supplementation relieves muscle complaints is inconsistently supported by studies.
- Severe muscle pain with dark urine is a warning sign requiring immediate medical attention.
- Measuring Q10 together with blood lipids provides an objective basis.
Frequently asked questions
Do statins lower coenzyme Q10?
Yes. A meta-analysis of placebo-controlled trials showed a significant decrease in plasma Q10 for all statins studied (PubMed 26192349).
What are the symptoms of Q10 deficiency caused by statins?
A distinct symptom picture is not defined. Statin-associated muscle symptoms such as pain, weakness or cramps, mainly in the thighs and calves, are discussed (PubMed 25694464). They can have other causes too and should be checked by a doctor.
Can you take statins and Q10 together?
In the studies cited, statins and Q10 were given together without any interaction being described that speaks against it. Whether it benefits you remains open according to the meta-analyses (PubMed 32179207). Please discuss this with your doctor.
Does Q10 help with statin muscle pain?
The evidence is inconsistent: one meta-analysis describes relief (PubMed 30371340), two others find no reliable effect (PubMed 25440725) (PubMed 32179207).
Do statins always have to be taken with Q10?
No. Based on current evidence, there is no general recommendation to always combine statins with Q10 (PubMed 25694464). Most people tolerate their statin without muscle complaints. If you have symptoms or are unsure, discussing your measured values is a better route than blanket supplementation.
How can Q10 deficiency caused by statins be measured?
With a blood measurement of coenzyme Q10, ideally together with blood lipids, because Q10 is carried in the blood with LDL cholesterol. The OM Vital blood test covers both.
Should I stop the statin if my muscles hurt?
Not on your own. Do not stop a prescribed medication without talking to your doctor first. There are several options for muscle complaints on statins that your doctor can weigh up with you.
Important note: This article does not replace medical advice, diagnosis or treatment. It is for general information only. If your symptoms are persistent or severe, please contact your doctor. Do not stop a prescribed medication without talking to your doctor first.
Sources
- Banach M et al. Statin therapy and plasma coenzyme Q10 concentrations – A systematic review and meta-analysis of placebo-controlled trials. Pharmacol Res. 2015;99:329–336. PubMed 26192349
- Stroes ES et al.; European Atherosclerosis Society Consensus Panel. Statin-associated muscle symptoms: impact on statin therapy. Eur Heart J. 2015;36(17):1012–1022. PubMed 25694464
- Banach M et al. Effects of coenzyme Q10 on statin-induced myopathy: a meta-analysis of randomized controlled trials. Mayo Clin Proc. 2015;90(1):24–34. PubMed 25440725
- Qu H et al. Effects of Coenzyme Q10 on Statin-Induced Myopathy: An Updated Meta-Analysis of Randomized Controlled Trials. J Am Heart Assoc. 2018;7(19):e009835. PubMed 30371340
- Kennedy C, Köller Y, Surkova E. Effect of Coenzyme Q10 on statin-associated myalgia and adherence to statin therapy: A systematic review and meta-analysis. Atherosclerosis. 2020;299:1–8. PubMed 32179207
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