If your muscles ache while you take a statin, keep taking it as prescribed and tell your prescriber. They may order a creatine kinase (CK) blood test and decide whether anything about your treatment should change. Supplements such as CoQ10 have been studied for these aches with mixed results, so treat them as a question for your doctor, not a fix.
Key Takeaways
- Do not stop or change a statin on your own; MedlinePlus warns this can lead to serious problems.
- Write down when aches started, where they are, how strong they are and what else changed, then share it with your prescriber.
- Dark or cola-colored urine, marked weakness or less urine than usual need prompt medical attention.
- A CK blood test can show muscle damage but not its cause; intense exercise and alcohol can raise CK before the test.
- CoQ10 trials for statin muscle aches are mixed, and NCCIH says the overall evidence does not support a benefit.
- Some supplements and foods, including red yeast rice, St. John's wort, high-dose vitamin D and grapefruit, can interact with statins.
Evidence grade: Emerging. Supplements studied for statin muscle aches, mainly CoQ10, have only small randomized trials with conflicting meta-analyses; the practical steps here come from NIH MedlinePlus guidance rather than supplement research.
First, Keep Taking Your Statin and Tell Your Prescriber
MedlinePlus advises taking your statin as prescribed. Stopping it on your own can lead to a serious problem or, in rare cases, death. If you have concerns, or would like to stop or change treatment, talk to your provider.
It also helps to know that muscle aches are common in people taking a statin, but often not caused by it. In 19 large placebo-controlled trials, 27.1% of people on a statin and 26.6% on placebo reported muscle pain or weakness. In the first year, only about 1 in 15 of those reports in the statin groups was actually due to the statin. Your prescriber can help work out what is behind your symptoms.
For the research on whether the type of statin matters, and what CoQ10 and vitamin D trials found, see our companion guide, Statins and Muscle Symptoms: What Research Shows About CoQ10 and Other Factors.
How to Track Your Symptoms Before Your Appointment
A short symptom log gives your prescriber more to work with than "my legs hurt." Keep notes for a week or two, or since the aches began.
| What to note | Examples | Why it helps |
|---|---|---|
| Timing | When the aches started, and when you started or changed your statin or dose | Links symptoms to treatment changes; in trials the small statin-related excess appeared mainly in the first year |
| Location and type | Thighs, calves, shoulders; aching, cramps, tenderness, weakness | Muscle pain, cramps and weakness are the symptoms that may prompt a CK test |
| Severity | A 0-10 rating, and whether aches limit stairs, walking or sleep | Shows whether symptoms are steady, improving or getting worse |
| Activity | New workouts, long hikes, yard work, heavy lifting | Hard exercise can cause soreness and raise CK on its own |
| Fluids and heat | Hot days, heavy sweating, illness with vomiting or diarrhea | Severe dehydration and extreme heat are listed causes of muscle breakdown |
| Everything else you take | New prescriptions, supplements, herbal products, grapefruit | Some medicines, supplements and foods interact with statins |
| Urine changes | Dark, red or cola-colored urine; passing less urine | These are warning signs that need prompt care |
Symptoms That Need Prompt Medical Attention
Serious statin-related muscle injury is rare, but it is worth knowing the signs. MedlinePlus lists statins among the medicines that can cause rhabdomyolysis, a breakdown of muscle tissue that releases substances harmful to the kidneys. Other listed causes include severe exertion, severe dehydration and extremes of body temperature.
Contact your doctor promptly, or seek urgent care, if you notice:
- Dark, red or cola-colored urine
- Passing much less urine than usual
- Marked muscle weakness, stiffness or tenderness
- General weakness or unusual fatigue along with muscle pain
What a Creatine Kinase (CK) Test Shows
Creatine kinase is an enzyme found mostly in skeletal muscle. A small amount reaches the blood from normal wear and tear, and much more leaks out when muscle is damaged. MedlinePlus lists taking medicines that may cause muscle damage, such as statins, as one reason a CK test may be ordered.
- Preparation: Your provider may ask you to avoid intense exercise and alcohol for a few days before the test so results are accurate.
- What a high result means: Usually some type of muscle damage. The test cannot show where the damage is or what caused it, so your provider reads it alongside your symptoms and history.
- Normal ranges vary with age, sex, muscle mass and how active you are, and you may need repeat tests to see whether levels are rising or falling.
Many people with statin-related aches have a normal CK. In the large trial analysis, statins raised average CK by only a clinically insignificant amount.
What Your Prescriber May Consider
Decisions about your statin belong to your prescriber, who weighs your heart risk, cholesterol levels, other medicines and symptoms. MedlinePlus notes that muscle pain may go away if you switch to a different statin, and that muscles may heal when a different medicine is used. OPA Nutrition does not rank or recommend prescription drugs; bring your symptom log and ask what options make sense for you.
Questions worth asking at the appointment:
- Could something other than my statin explain these aches?
- Do I need a CK test or other blood work?
- Do any of my other medicines, supplements or foods interact with my statin?
- Is it safe for me to keep exercising as I do now?
- Is it reasonable for me to try a supplement, and would it interact with anything I take?
Exercise and Hydration Considerations
Staying active is generally compatible with statin use. In the STOMP trial, 420 healthy adults took high-dose atorvastatin or placebo for six months. Average strength and exercise capacity did not change, though more people on the statin reported muscle aches (19 versus 10) and average CK rose slightly.
A few practical points follow from the sources above:
- Build up gradually when you start a new or harder routine, and note it in your symptom log, since strenuous exercise can cause soreness and raise CK.
- Drink enough fluids, especially in heat or during long efforts. Severe exertion, severe dehydration and extreme heat are all listed causes of muscle breakdown.
- Mention recent hard workouts before a CK test; your provider may ask you to avoid intense exercise for a few days first.
What CoQ10 Research Shows
CoQ10 is the supplement most often studied for statin muscle aches, because statins lower blood CoQ10 levels. Trials have been small and their pooled results disagree. A 2018 meta-analysis of 12 trials and 575 patients reported lower muscle pain, weakness, cramp and tiredness scores with CoQ10. A 2020 meta-analysis of 7 trials and 321 patients found no benefit over placebo and no difference in how many people stayed on their statin. NCCIH concludes that the overall evidence does not support CoQ10 reducing statin-related muscle pain.
The companion article on statins, muscle symptoms and CoQ10 covers these trials and the vitamin D research in more detail. If you and your doctor decide to try CoQ10, see how long CoQ10 takes to work.
Safety and Interactions
Tell your prescriber and pharmacist about every supplement and herbal product you take. MedlinePlus advises asking which medicines, supplements and foods to avoid, because some can interact with statins, cause serious side effects or make statins less effective.
- Red yeast rice. It can contain monacolin K, which is structurally identical to lovastatin. Products with significant amounts can have the same side effects as statins, including muscle, kidney and liver damage, and the same types of drug interactions. Talk to your doctor before combining it with a statin.
- St. John's wort. It can weaken the effects of many medicines, including certain statins such as simvastatin.
- Vitamin D. High intakes, especially from supplements, might reduce the potency of atorvastatin, lovastatin and simvastatin.
- Grapefruit. Grapefruit juice can block an enzyme that breaks down certain statins, so more drug stays in the body and the risk of muscle and liver damage rises. The effect varies from person to person.
- CoQ10. No serious side effects have been reported; mild insomnia or digestive upset may occur. CoQ10 may interact with warfarin and insulin and may not be compatible with some cancer treatments. Read more about medications that should not be taken with CoQ10.
Frequently Asked Questions
What should I do if my statin seems to cause muscle pain?
Start by telling your prescriber rather than stopping the statin. They may check for other causes, order a CK blood test and decide whether any change in your treatment makes sense. MedlinePlus notes the pain may go away with a different statin, but that decision is your prescriber's.
When should I call my doctor about statin muscle aches?
Tell your provider about any new muscle pain, cramps or weakness. Seek prompt care for dark or cola-colored urine, much less urine than usual or marked weakness.
What does a CK blood test show?
It measures creatine kinase, an enzyme that leaks into the blood when muscle is damaged. A high result usually points to muscle damage, but it cannot show the cause.
Can I keep exercising while taking a statin?
Usually yes, but ask your clinician. In a six-month trial, high-dose atorvastatin did not lower average strength or exercise capacity in healthy adults. Build up gradually and stay hydrated, since severe exertion and dehydration can cause muscle breakdown.
Do any supplements help with statin muscle aches?
No supplement is proven to relieve it. CoQ10 trials are mixed, and NCCIH says the overall evidence does not support it. Some herbal products, such as red yeast rice and St. John's wort, can interact with statins, so ask before trying anything.
How common is muscle pain with statin use?
Muscle complaints are common, but most are not caused by the statin. In large trials, 27.1% on a statin and 26.6% on placebo reported muscle pain or weakness.
Sources
- MedlinePlus. Statins. U.S. National Library of Medicine. Accessed 2026.
- MedlinePlus. Creatine Kinase (CK) Test. U.S. National Library of Medicine. Accessed 2026.
- MedlinePlus Medical Encyclopedia. Rhabdomyolysis. U.S. National Library of Medicine. Accessed 2026.
- Cholesterol Treatment Trialists' Collaboration. Effect of statin therapy on muscle symptoms: an individual participant data meta-analysis of large-scale, randomised, double-blind trials. Lancet. 2022.
- Parker BA, Capizzi JA, Grimaldi AS, et al. Effect of statins on skeletal muscle function. Circulation. 2013.
- National Center for Complementary and Integrative Health. Coenzyme Q10. NIH. Accessed 2026.
- Qu H, Guo M, Chai H, et al. Effects of Coenzyme Q10 on Statin-Induced Myopathy: An Updated Meta-Analysis of Randomized Controlled Trials. J Am Heart Assoc. 2018.
- 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.
- NIH Office of Dietary Supplements. Vitamin D: Fact Sheet for Health Professionals. Accessed 2026.
- National Center for Complementary and Integrative Health. Red Yeast Rice. NIH. Accessed 2026.
- National Center for Complementary and Integrative Health. St. John's Wort. NIH. Accessed 2026.
- U.S. Food and Drug Administration. Grapefruit Juice and Some Drugs Don't Mix. Consumer Update. Accessed 2026.
Disclosure: OPA Nutrition sells supplements, including products mentioned in this article. This content is for education only and is not medical advice. Statements about dietary supplements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease. Talk to your healthcare provider before using any supplement, especially if you take medication or have a medical condition.
Written and reviewed by Michael Gonzales, Founder, OPA Nutrition · Last reviewed: · How OPA researches and writes
