TriCor is a brand name for the drug fenofibrate, which is used to help reduce levels of cholesterol and triglycerides in the blood. It is commonly prescribed to help lower the risk of heart disease and stroke in patients with high cholesterol and triglyceride levels. TriCor works by decreasing the production of cholesterol in the liver and increasing the removal of triglycerides from the blood.
TriCor is a brand name for the drug fenofibrate, which is used to help reduce levels of cholesterol and triglycerides in the blood. It is commonly prescribed to help lower the risk of heart disease and stroke in patients with high cholesterol and triglyceride levels. TriCor works by decreasing the production of cholesterol in the liver and increasing the removal of triglycerides from the blood.
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TriCor
Depletes
Prolonged use of TriCor can impact 3 essential nutrients.
Vitamin E
Fenofibrate has been shown in studies to increase the toxic effect of ultraviolet (UV) radiation that may lead to side effects such as hives, itching, and skin rash. Taking vitamin E before UV exposure is found in research to significantly help block UV-fenofibrate effects on the skin. Vitamin E supplementation should be considered when taking this drug therapy.
Replace with Vitamin E (d-alpha-tocopherol and mixed tocopherols) (30 IU)
Research: Eberlein-Konig B, Placzek M, Przybilla B. Phototoxic lysis of erythrocytes from humans is reduced after oral intake of...
Vitamin C
Fenofibrate has been shown in studies to increase the toxic effect of ultraviolet (UV) radiation that may lead to side effects such as hives, itching, and skin rash. Taking vitamin C before UV exposure is found in research to significantly help block UV-fenofibrate effects on the skin. Vitamin C supplementation should be considered when taking this drug therapy.
Replace with Vitamin C (Asorbic Acid) (125 mg)
Research: Eberlein-Konig B, Placzek M, Przybilla B. Phototoxic lysis of erythrocytes from humans is reduced after oral intake of...
Vitamin B6
Research demonstrates that fibrates, particularly fenofibrate, are known to increase homocysteine levels. Elevated levels of homocysteine is associated with increased risk of a range of health problems including atherosclerosis, stroke, and neurological diseases, and vitamin Bs including vitamin B6 helps facilitate the breakdown of homocysteine and may be helpful in reducing homocysteine levels.
TriCor-induced nutrient depletion can lead to a range of health problems
Stroke & Heart Disease Risk
Low vitamin B6 status can promote accumulation of homocysteine, a sulfur‑containing amino acid that can damage the endothelium, increase oxidative stress, and promote clot formation, all of which are relevant to cardiovascular disease and stroke. Large observational studies and cross‑sectional analyses have shown that people with lower plasma pyridoxal‑5‑phosphate (active B6) levels have higher rates of stroke and other vascular events, and in some cohorts low B6 was a stronger predictor of stroke or transient ischemic attack than homocysteine itself. The encouraging finding from meta‑analyses and clinical trials is that B‑vitamin combinations including B6 can lower homocysteine and modestly reduce the combined risk of stroke, myocardial infarction, and vascular death in high‑risk patients, suggesting that maintaining adequate B6 is one useful piece of broader cardiovascular prevention
In the brain, vitamin B6 (pyridoxine) is needed to produce neurotransmitters and to keep homocysteine in check, so low B6 status has been linked to both depressed mood and subtle cognitive problems such as slower processing and poorer attention in some adults. Observational work in older populations suggests that lower blood levels or intakes of B6 tend to track with worse performance on memory, executive‑function, and psychomotor‑speed tests, raising concern that marginal B6 status may contribute to age‑related cognitive decline. Clinically, when B6 deficiency coexists with depression, correcting it is viewed as one modifiable factor that may help support clearer thinking and better cognitive function alongside standard psychiatric and lifestyle treatments.
Research: Palacios N, Scott T, Sahasrabudhe N, Gao X, Tucker KL. Lower Plasma Vitamin B-6 is Associated with 2-Year Cognitive Decline...
Vision Loss & Eye Damage
In both children and adults, vitamin E deficiency can contribute to retinopathy and visual impairment because α‑tocopherol serves as a key fat‑soluble antioxidant that protects photoreceptor cells and retinal membranes from cumulative oxidative damage. Clinical reports describe patients with prolonged low vitamin E status developing pigmentary retinopathy, reduced visual acuity, and abnormal electroretinograms, sometimes alongside peripheral neuropathy, which can improve partially when deficiency is identified and corrected. These neurosensory changes appear more frequently in settings of fat malabsorption or genetic disorders affecting vitamin E transport, highlighting the importance of monitoring vitamin E status in at‑risk groups with otherwise unexplained visual decline.
Research: Runge P, Muller DP, McAllister J, Calver D, Lloyd JK, Taylor D. Oral vitamin E supplements can prevent the retinopathy of...
Eye Bleeding & Vision Issues
Vitamin C deficiency weakens collagen in capillary and vascular walls, so severe scurvy can present with ocular hemorrhages in the conjunctiva and retina that threaten vision if not treated. Case reports and small series describe retinal hemorrhages, flame‑shaped hemorrhages, and even retrobulbar bleeding compressing the optic nerve, which can lead to optic neuropathy and visual loss in advanced cases. The encouraging point is that, when vitamin C deficiency is recognized early and promptly repleted, many ocular hemorrhages and visual symptoms can partially or fully resolve, making it critical to consider vitamin C status in patients with otherwise unexplained ocular bleeding and visual complaints.
Research: Errera MH, Dupas B, Man H, Gualino V, Gaudric A, Massin P. Une cause inhabituelle d'anomalies rétiniennes, hémorragies...
Seizures & Brain Symptoms
In the nervous system, vitamin B6 is essential for making the inhibitory neurotransmitter GABA, so significant deficiency can lower seizure threshold and lead to seizures or encephalopathy, particularly in infants but occasionally in adults. Classic pyridoxine‑dependent or B6‑responsive seizure syndromes in infants often present with refractory seizures that improve dramatically after B6 or pyridoxal‑5‑phosphate is given, highlighting how crucial this pathway is for brain stability. Clinically, this means that in patients, especially infants, with otherwise unexplained or treatment‑resistant seizures or encephalopathy, assessing and correcting B6 status is a low‑risk, potentially lifesaving step that should be considered early.
Research: Sousou JM, Griffith EM, Marsalisi C, Reddy P. Pyridoxine Deficiency and Neurologic Dysfunction: An Unlikely Association....
Lung & Breathing Problems
When vitamin C runs low, its impact isn’t just skin‑deep, it can also affect the heart and lungs, sometimes contributing to shortness of breath, fatigue, and fluid retention. Severe vitamin C deficiency has been reported as a reversible cause of pulmonary hypertension and right‑sided heart failure, with pressures in the lung circulation and cardiac strain improving after vitamin C is replaced. Broader cardiovascular research also links low vitamin C with higher blood pressure and stiffer arteries, while short‑term supplementation in some hypertensive or diabetic patients has lowered systolic blood pressure and improved arterial stiffness, suggesting that adequate vitamin C helps support healthier vascular tone and cardiac workload.
Research: Kurnick A, Zaveri S, Tadayoni A, Chandrakumar HP, John S. Reversible severe pulmonary hypertension and right heart failure...
Gradual Nerve & Balance Problems
Vitamin E deficiency can drive a progressive neurologic syndrome, including ataxia, sensory neuropathy, and myelopathy, because α‑tocopherol is a critical fat‑soluble antioxidant that protects neuronal membranes and prevents peroxidation of polyunsaturated fatty acids under oxidative stress. In both children with chronic cholestatic liver disease and adults without obvious fat malabsorption, low vitamin E status has been linked to characteristic large‑fiber sensory axonopathy and other degenerative changes, illustrating that unrecognized deficiency can present with strikingly “neurologic‑first” symptoms. When vitamin E deficiency is identified early, appropriately dosed, bioavailable α‑tocopherol supplementation can stabilize or partially reverse neurologic findings in some patients, underscoring the importance of screening at‑risk groups and not dismissing isolated ataxia or neuropathy as purely genetic or idiopathic.
Research: Sokol RJ, Butler-Simon N, Conner C, Heubi JE, Sinatra FR, Suchy FJ, Heyman MB, Perrault J, Rothbaum RJ, Levy J, et al....
Side Effects
Common side effects of TriCor, some of which may be related to nutrient depletion
Review
Some of the common side effects of TriCor (fenofibrate) may include:
1. Upset stomach or stomach pain 2. Nausea 3. Diarrhea 4. Headache 5. Back pain 6. Dizziness 7. Sinus congestion or runny nose 8. Muscle pain or weakness 9. Rash or itching
More serious side effects that may require immediate medical attention include:
1. Severe stomach pain 2. Yellowing of the eyes or skin (jaundice) 3. Dark urine 4. Sudden or severe headache 5. Vision changes 6. Chest pain 7. Trouble breathing 8. Swelling of the hands, feet, or ankles 9. Unexplained muscle pain, tenderness, or weakness
It is important to contact your healthcare provider if you experience any of these side effects while taking TriCor.
Get Support
We've curated a list of vetted, recommended individual nutrient third-party supplements.
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Vitamin B6 (50% Pyridoxine and 50% P-5-P)
by Pure Encapsulations
Pure Encapsulations' Vitamin B6 supplement provides a high-quality, hypoallergenic source of pyridoxine HCl to support various physiological functions, including amino acid metabolism and nervous system health.
Pure Encapsulations' Vitamin C supplement is a high-quality, hypoallergenic product designed to support immune function, collagen production, and antioxidant protection.
Vitamin E (d-alpha tocopherol) 33 mg; mixed tocopherols 6.6mg (providing d-gamma, d-delta and d-beta tocopherols)
by Life Extension
The Vitamin E supplement by Life Extension is designed to provide antioxidant support and promote overall health by delivering a potent blend of tocopherols and tocotrienols.