Articles tagged with Fish Oil
A two-year study of 365 older adults found that high doses of omega-3s from fish oil supplements did not improve memory or cognitive function. Brain scans also showed no shrinkage of the hippocampus, a key brain region for memory.
Researchers found that administration of fish oil reduced insulin resistance and improved blood sugar levels in non-obese rats, reversing a condition similar to type 2 diabetes. The study suggests that omega-3 fatty acids may be a key factor in reducing inflammation and improving glucose metabolism.
A new University of Cincinnati trial is comparing two types of omega-3 supplements, LPC-DHA and TAG-DHA, to slow or prevent dementia progression in elderly adults. Researchers aim to investigate whether LPC-DHA supplementation increases CSF DHA levels and improves cognitive function.
Researchers are exploring the effects of herring roe omega-3 on exercise metabolism and recovery in active females. The study aims to investigate its benefits for supporting a healthy lifestyle across all ages, including muscle function, metabolism, and cognitive health.
A new study found that a low omega-6, high omega-3 diet with fish oil supplements significantly reduced prostate cancer cell proliferation in men. The findings suggest that dietary changes could potentially delay or prevent the need for more aggressive treatments.
The global aquaculture industry's growing appetite for farmed salmon imperils communities' access to affordable local fish like sardines and anchovies. The use of small pelagic fish as fishmeal and fish oil for farmed fish is a major issue, with 26% of global ocean catch dedicated to these 'reduction fisheries'.
A new study funded by the National Institutes of Health found that consuming fish during pregnancy was associated with a lower likelihood of autism spectrum disorder (ASD) diagnosis, particularly in females. The study also found no significant association between omega-3 supplements and autism diagnosis.
A new study found that taking fish oil supplements can lower blood lipid levels in individuals with a genetic predisposition to high cholesterol. The research used genetic data from over 441,000 participants and found that fish oil supplementation can counteract the genetic risk of developing high cholesterol.
A clinical trial found that fish oil supplements slowed neuronal integrity breakdown in older adults with the APOE4 gene variant, a risk factor for Alzheimer's disease. The study showed no benefit for all older adults, but suggested omega-3 fatty acids may be useful for prevention.
Researchers discovered that docosahexaenoic acid (DHA) inhibits the Orai1 channel, a store-operated Ca2+ channel, reducing gastric fundus smooth muscle contractions. DHA also prevents excessive gastric motility by targeting two types of Ca2+ entry channels.
A recent study published by American Society for Nutrition found that paternal fish oil supplementation can lead to lower body weight and improved metabolic health in offspring. Researchers gave male mice a high-fat diet with or without added fish oil, then mated them with female mice on a healthy low-fat diet.
A new meta-analysis of 29 randomized controlled trials found that omega-3 supplementation can modestly reduce aggression across age and gender. The study suggests that omega-3 could be a useful adjunct to other interventions for reducing aggression.
A large long-term study found that regular fish oil supplement use might increase the risk of first-time heart disease and stroke among those in good cardiovascular health. However, it may slow the progression of existing poor cardiovascular health and lower the risk of death.
Fish oil supplements often make health claims without sufficient trial data, leading to potential variability in safety and efficacy due to differing doses of eicosapentaenoic acid and docosahexaenoic acid. The study highlights the need for more rigorous regulation of these products.
A study published in the Journal of Biological Chemistry found that a fish oil derivative called DHEA can reduce inflammation and disease severity in mice with multiple sclerosis. By supplementing the diet of mice with DHEA, researchers noticed a decrease in MS-like disease symptoms and an improvement in the immune system's response.
Patent thickets and evergreening strategies hinder generic competition, leading to higher brand name drug prices. Generic entry can drop prices by 90%, affecting patient welfare. Patent expert Sean Tu advocates for a balanced patent system that promotes innovation while preventing monopolies.
A study published in the American Heart Association found that six common dietary supplements did not lower LDL cholesterol levels when compared to a low-dose statin medication or placebo. The research suggests that these supplements are unlikely to offer meaningful impact on cholesterol levels, and a heart-healthy lifestyle is still t...
A new study found that pregnant women taking fish oil and vitamin D supplements had a lower risk of their children developing croup. Children whose mothers took the supplements had an 11% risk of croup compared to those who did not take them, with a significant decrease in risk.
A clinical trial of 18,353 adults found no benefit of omega-3 supplements in preventing depression. The study, led by Massachusetts General Hospital and Brigham and Women's Hospital, tested the effect of daily vitamin D and/or omega-3 supplements on depression risk over a median of 5.3 years.
A recent study has found that children born to mothers who took fish oil during pregnancy have faster problem-solving skills and better attention focus at age 10. The study, funded by the European Union, also showed that maternal fish oil supplementation had a lasting impact on brain function in school-aged children.
Patients taking daily omega-3 carboxylic acid had similar rates of major cardiovascular events as those taking corn oil placebo, according to a post-hoc analysis of the STRENGTH trial. Higher levels of achieved EPA and DHA did not affect outcomes.
Researchers have developed a safer, biodegradable alternative to conventional polyurethanes using fish waste. The new material, made from fish oil and amino acids, shows promising signs of breaking down in the environment.
Research suggests that fish oil supplementation only lowers triglycerides in individuals with a specific genetic background (AG genotype), while those with the AA genotype may see increased triglycerides.
A new study published in JAMA found that taking vitamin D or fish oil supplements does not lower the risk of developing atrial fibrillation. The research, led by Christine Albert, confirms previous findings and advises against using these supplements for prevention.
A recent study from the Cooper Center Longitudinal Study and FARI found that fish oil supplement use in the general population does not adversely affect LDL-C. In fact, higher RBC DHA levels are associated with a small decrease in LDL-C levels.
A new fish oil-based medication, omega-3 carboxylic acids, did not decrease the risk of cardiac events compared to a placebo in a large phase III international study. The study found no significant differences in cardiovascular death or heart attack rates between the two groups.
A team of scientists at the University of California, Santa Cruz, has developed a cost-effective new aquaculture feed that eliminates conventional fish meal and fish oil ingredients. The new feed provides better fish weight gain, higher nutritional value, and improved human health outcomes.
A new refining process developed by University of Cincinnati researchers enriches the omega-3 fatty acid content of apple juice without changing its taste. This technique uses a vortex fluidic device to minimize oxidation and improve shelf life, resulting in higher-quality fish oil supplements.
Researchers developed a superior method to produce high-quality dietary Omega-3 health supplements using vortex fluidic device processing. The process enriches Omega-3 fatty acid content without changing sensory values, improving shelf life and purity.
Researchers have successfully replaced fishmeal and fish oil in farm-raised Kampachi diets with algae oil, a cost-effective alternative that maintains growth rates and fillet yield. The study's findings have significant implications for ocean sustainability and the growing demand for seafood worldwide.
A study published in Molecular Psychiatry shows that fish oil creates an antidepressant response when tested in patient-derived adult stem cell models. Researchers found that the treatment works through a different mechanism than prescription antidepressants.
A statistical analysis predicts that a highly purified fish oil therapy could prevent thousands of cardiovascular events each year. The study used data from the National Health and Nutrition Examination Survey and showed a 25% reduction in cardiovascular events for patients with elevated triglyceride levels.
A large UK Biobank study found that regular fish oil supplement users had a 13% lower risk of all-cause mortality, a 16% lower risk of CVD mortality, and a 7% lower risk of CVD events. Omega-3 fatty acids in fish oil may help prevent cardiovascular disease and reduce mortality.
Researchers at UCLA have identified a method to track the treatment of intestinal failure-associated liver disease (IFALD) in children by measuring the levels of micro-RNA 122. This non-invasive marker may be used to diagnose and monitor the disease without biopsies.
A new study reveals that 70% of the world's population lacks sufficient omega-3 fatty acids, primarily EPA and DHA, found in fish and seafood. The researchers suggest optimizing existing sources, such as improved fisheries management and recycling of by-products, to boost supplies.
An observational study of nearly 1,700 Danish men found no significant association between fish oil supplements and improved semen quality or reproductive hormone levels. Researchers highlight the need for randomized clinical trials to better understand the effects of omega-3 fatty acids on testicular function.
A large clinical trial found that vitamin D and omega-3 fatty acid supplements did not slow the decline of kidney function in adults with Type 2 diabetes. The study involved over 1,300 participants and measured their kidney function over five years.
A systematic review of 31 trials found that omega-3 supplements offered no benefit in preventing depression or anxiety symptoms. The research team analyzed data from over 41,470 participants and concluded that the supplements should not be encouraged as a treatment for these conditions.
The VITamin D and OmegA-3 Trial (VITAL) found that Omega-3 fatty acids reduced heart attacks, while vitamin D supplementation lowered total cancer mortality among participants. The findings suggest a complex balance of benefits and risks for each intervention.
A systematic review of over 58,000 participants found that consuming more long-chain omega-3 fats from fish oils had no impact on diabetes diagnosis or glucose metabolism. However, high doses may worsen glucose metabolism in some individuals.
A study published in the Annals of the American Thoracic Society found that four grams of fish oil per day for six months did not improve asthma control in adolescents and young adults with uncontrolled asthma. The researchers suggested that obesity may cause systemic inflammation, which reduces the effectiveness of anti-inflammatory t...
Researchers at the University of Illinois Chicago have developed a new technique to increase omega-3 fatty acid levels in the brain, with significant implications for the treatment of Alzheimer's and depression. By using a lysophospholipid form of EPA, the team was able to boost levels by 100-fold in mice, with minimal side effects.
A new study published in Circulation found that fish oil did not increase perioperative bleeding in surgery patients. Higher blood omega-3 levels were associated with a lower risk of bleeding.
A study of 736 pregnant women found that fish oil supplements led to a sustained increase in BMI, primarily due to proportional increases in lean and bone mass. By age 6, children whose mothers took fish oil supplements had higher total mass, lean mass, bone mineral content, and fat mass compared to those who received olive oil.
A recent study published in the New England Journal of Medicine found that fish oil supplements containing omega-3 fatty acids did not reduce the risk of cardiovascular events in patients with diabetes. The ASCEND trial involved over 15,000 participants and followed them for an average of 7.4 years.
A team of researchers at Dartmouth College has created a more sustainable feed for aquaculture by replacing fishmeal with a marine microalga co-product. The study found that the co-product had higher protein content and digestibility of essential amino acids, including omega-3 fatty acids.
Pregnant women who consume high-dose omega-3 fatty acids daily during the 3rd trimester are less likely to develop asthma in their children. Researchers recommend 8-12 ounces of low mercury fish per week for similar benefits.
A study published in Journal of Clinical Investigation--Insight found that omega-3 fatty acid products can reduce IgE production, a common allergen responsible for asthma symptoms. However, patients with severe asthma who rely on high-dose oral steroids may not benefit from fish oil supplementation.
A study published in the Journal of Physiology found that fish oil pills can prevent and counter the negative effects of a high-fat diet. Mice fed fish oil had lower body fat and improved insulin resistance compared to those on a high-fat diet.
A study published in Frontiers in Cellular Neuroscience found that a high-fat diet, particularly one rich in saturated fats like lard, can impair cognitive function and lead to increased hunger. In contrast, consuming fish oil has been shown to support brain health and regulate appetite.
Dartmouth College scientists have discovered a new way to produce sustainable feeds for tilapia and other farmed fish. They found that replacing wild fish oil with marine microalgae increases the nutritional value of the fish while reducing environmental impact.
A team of Stirling academics investigated the effects of fish oil supplements on muscle growth, revealing no significant difference in healthy, resistance-trained young men. Muscle biopsies showed no increased uptake of omega-3 fats by muscle cells.
Researchers have devised several lipid-based diets aimed at slowing down progression and relieving symptoms of Alzheimer's disease. These diets, such as the Fortasyn diet enriched with fish oil, have been shown to increase density of muscarinic receptors and cholinergic synapses in the hippocampus.
Research from the University of East Anglia found that genetically modified oilseed crops can efficiently accumulate key health-beneficial omega-3 fatty acid EPA in mice. The study shows comparable benefits for liver health to eating oily fish, suggesting a potential alternative source to address the global dietary deficit.
A study by Kyoto University found that fish oil activates receptors in the digestive tract, fires the sympathetic nervous system, and induces storage cells to metabolize fat. This may increase beige cells, which are less common in adults but play a crucial role in burning fat for energy.
A new study suggests that fish oil diets are more effective than lard diets due to the presence of certain gut bacteria. Mice transplanted with gut microbes from a fish oil diet showed reduced weight gain and inflammation compared to those with lard diet microbes.
A new Penn study found that fish oil supplements' claimed anti-inflammatory effects in humans are suspect due to weak clinical evidence. The team detected no consistent signal of specialized pro-resolving mediators (SPMs) formation in healthy volunteers, contradicting previous findings.
Researchers found that consuming fish and fish oil increases blood levels of a fatty acid linked to potential resistance to chemotherapy. The study advises patients to temporarily avoid fish oil before undergoing chemotherapy.
A nationally representative survey shows that natural product use in the US has shifted since 2007, with some products becoming more popular and others falling out of favor. Fish oil was the top natural product among adults, while melatonin saw a significant increase in use among children.
A new study by the Montreal Heart Institute found that high doses of fish oil supplements do not reduce atrial fibrillation, a common type of irregular heartbeat. The study also showed that fish oil supplements did not reduce inflammation or oxidative stress markers, which may explain their lack of efficacy.