Coenzyme Q10 (CoQ10, Ubiquinone-Q10 or ubiquinol) is an endogenous quinone found in mitochondria of all cells that serves as an electron carrier during oxidative phosphorylation to generate energy production as well as being an antioxidant.

Studies have also demonstrated its ability to reduce atherosclerosis by decreasing the oxidation of low-density lipoproteins that lead to plaque formation in blood vessels.

What Is CoQ10?

Coenzyme Q10 (CoQ10) is an essential enzyme to your cells’ production of energy, acting both as an antioxidant and free radical suppressant, protecting cells against damage caused by free radicals and free radical damage. While your body naturally produces coQ10, you can also supplement with it – studies suggest that taking CoQ10 supplements could potentially aid with cardiovascular conditions, diabetes, migraines and other ailments; consult your healthcare provider prior to beginning supplementation with CoQ10.

CoQ10 can be found in many food sources, such as oily fish, organ meats (like liver) and whole grains. Supplements come in soft gel capsules, oral spray, or hard shell capsule forms; according to the Centers for Disease Control and Prevention it’s best to get enough through diet. However, some may need additional CoQ10 due to health conditions or medications like antacids or statins which deplete your natural levels.

Ubiquinol, the reduced form of coenzyme Q10, is an effective fat-soluble antioxidant which protects mitochondria against oxidative damage (3) and protects low-density lipoproteins (LDL) from being oxidized (2). Furthermore, ubiquinol can regenerate other antioxidants like a-tocopherol and ascorbate (vitamin C) from being depleted when LDL becomes oxidized (4).

Your body produces CoQ10, but as you age its production decreases (5). This may be related to conditions associated with aging such as heart disease and cognitive decline (6); as well as certain medications such as cholesterol-reducing statins (7) that help decrease it further.

National Institutes of Health-funded studies concluded that oral coenzyme Q10 did not significantly alleviate motor symptoms in those with early Parkinson’s disease (66), although several smaller studies reported improved outcomes when administered together with Levodopa (64-68). More research needs to be conducted in order to assess the efficacy of CoQ10 supplements in treating Parkinson’s, although studies have demonstrated they are safe when taken at recommended dosages orally and do not appear to cause any severe side effects (7). When beginning any CoQ10 supplement regimen, speak to your healthcare provider first so they can advise the optimal dose based on your medical history, health needs and any medications currently taken (7).

How Does CoQ10 Work?

CoQ10 is an antioxidant that effectively eliminates free radicals – the harmful molecules responsible for premature aging and many health issues. A key player in cell energy production, low levels have been linked with conditions like heart disease, cancer and neurodegenerative disorders; supplementing CoQ10 may help counteract any damage done by these diseases as well as increase physical performance and immune functioning.

Coenzyme Q10 can be found throughout the body’s cells, with concentration in the heart and liver being particularly high. Coenzyme Q10 plays a key role in producing ATP (adenosine triphosphate), the energy source for cell functions. Food sources that contain coenzyme Q10 include oily fish, organ meats (such as liver), whole grains and various plant foods – with deficiencies having been linked with conditions like fibromyalgia, hypertension, cancer, HIV infection or heart failure.

Numerous studies suggest that supplemented coenzyme Q10 could improve clinical outcomes in those suffering from cardiovascular disease. One such study discovered that taking both coenzyme Q10 and statins together reduced rates of death or nonfatal myocardial infarction in patients following coronary artery bypass surgery; another trial demonstrated its positive effect on exercise capacity and ejection fraction in those living with chronic heart failure.

Research also indicates that CoQ10 could help treat or prevent several conditions related to mitochondrial dysfunction, such as Huntington’s disease and type II diabetes. CoQ10 acts as an inhibitor of glutamate toxicity in striatal spiny neurons, with potential to slow progression of these diseases.

Studies on mice modeled for atherosclerosis demonstrated that high levels of plasma CoQ10 significantly reduced atherosclerotic lesions by inhibiting their formation, while supplementation of high doses inhibited LDL (low-density lipoprotein) oxidation in blood vessel walls and was further enhanced when combined with antioxidant a-tocopherol (a-TOH).

Studies suggest that CoQ10 could also help treat autosomal recessive juvenile Parkinson’s disease, which is caused by mutations to mitochondrial DNA. These mutations cause the level of an enzyme called acetylcholinesterase to decline, leading to buildups of neurotransmitters which interfere with nerve cell communication and thus affect treatment outcomes.

What Is CoQ10 Good For?

CoQ10 is an antioxidant, helping the body neutralize damaging particles known as free radicals that damage cell membranes and DNA and cause cells to die. A diet rich in antioxidants may lower your risk for heart disease, cancer and other health conditions while improving energy production within cells while acting as a blood clot inhibitor.

CoQ10 is naturally produced by our bodies; however, reduced levels are associated with aging, certain diseases and medications, stress, poor diet, genetic defects or nutritional deficiencies that contribute to reduced production and reduced levels.

People living with heart failure tend to have lower levels of CoQ10 than their healthy peers, according to one study. Individuals taking CoQ10 supplements had 42% reduced risk for their first serious cardiovascular event such as heart attack or stroke.

Studies indicate that CoQ10 could enhance exercise performance. It’s believed that CoQ10 helps decrease oxidative stress on muscles during high intensity workouts, helping prevent damage or soreness to these muscle fibers and thus improving performance.

CoQ10 supplements come in capsule, tablet and liquid formats. When selecting any dietary supplements from this category, make sure they have been independently third-party tested to be free from contaminants and meet all industry guidelines for quality and purity. It may be beneficial to speak to a healthcare provider before adding any new dietary supplements into your routine, particularly if you have a medical condition or take medications.

Ubiquinol CoQ10 is easily digested by cells, making it more active and accessible than its counterpart.

Doctors frequently recommend CoQ10 for treating migraines, Parkinson’s disease and chronic fatigue syndrome (CFS). Researchers have discovered that applying CoQ10 topically may reduce oxidative stress while providing anti-ageing benefits, including improving skin elasticity and decreasing depth of wrinkles. CoQ10 may even offer protection from cancer chemotherapy medications; more research must be completed before making definitive claims; it’s wise to speak to your care team first before incorporating supplements that might interact with any medication prescribed to you.

What Is CoQ10 Bad For?

Coenzyme Q10, also known as CoQ10, is produced naturally in nearly every cell in your body and used to produce energy while acting as an antioxidant, protecting cells against free radical damage caused by free radicals. Most importantly, it plays an essential role in mitochondria – cells’ “powerhouses” responsible for driving cellular reactions and anti-inflammatory properties – with these functions most evident within mitochondria; but can be found throughout other organs including brain and heart – helping lower blood pressure while potentially combatting chronic illnesses like diabetes or heart disease.

CoQ10 can be easily digested through diet or taken as a dietary supplement. Food sources of CoQ10 include oily fish such as salmon, mackerel and sardines; organ meats including livers, hearts and kidneys; whole grains like barley and oats; nuts and seeds; as well as eggs.

CoQ10 levels naturally decline with age and may further be depleted by certain health conditions, and research suggests low levels may contribute to neurodegenerative disorders like Alzheimer’s and Parkinson’s. Furthermore, low CoQ10 levels may lead to lung diseases like chronic obstructive pulmonary disorder and asthma.

Studies suggest that supplemented CoQ10 could improve glycemic control in those living with type 2 diabetes by decreasing oxidative stress levels. More rigorous clinical trials should be undertaken to verify this finding, although more large randomized controlled trials should also take place to validate them. CoQ10 has also been found to increase endothelial-dependent vasodilation of blood vessels among those with atherosclerosis and can even help alleviate symptoms associated with heart failure while acting as an adjuvant therapy – but should never replace medications or lifestyle interventions as these alone will never work effectively enough on its own.

One study among older adults demonstrated how supplementing with selenium and coenzyme Q10 significantly enhanced both anaerobic and aerobic exercise performance, while another found that taking coenzyme Q10 reduced statin-related muscle side effects while improving cardiovascular health in those suffering cardiovascular disease.

While CoQ10 supplements are widely available and generally safe, it’s wise to consult your physician prior to adding one to your daily routine. Discuss potential benefits and risks; as well as ensure it meets any health conditions or prescription drugs you take that require specific dosage adjustments. When shopping for CoQ10 supplements, look for ones with third-party testing to ensure quality and safety.