Is Distilled Fish Oil Toxin-Free?

“Is Distilled Fish Oil Toxin-Free?” Fact or fiction: fish oil decreases inflammation. It better— that’s the whole reason people take it. But it’s not true. “No effect of fish oil supplementation on…inflammatory markers.” This randomized, double-blind, placebo-controlled intervention trial showed no effect of a whopping dose of fish oil on markers of inflammation in the […]

Fish and Diabetes

“Fish and Diabetes” In the past two years, 6 separate meta-analyses have been published on the relationship between fish consumption and type 2 diabetes. The whole point of a meta-analysis, though, is to compile together the best studies done to date and see what the overall balance of evidence shows. The fact that there are […]

Should Vegan Women Supplement with DHA During Pregnancy?

“Should Vegan Women Supplement with DHA During Pregnancy?” A systematic review of randomized controlled trials of DHA supplementation of pregnant and breast-feeding women failed to find any clear and consistent short or long-term benefit for psychomotor, mental, visual or physical development. Maybe DHA supplementation during pregnancy has no effect because the body isn’t stupid and […]

Omega 3s, Prostate Cancer, and Atrial Fibrillation

“Omega 3’s, Prostate Cancer, and Atrial Fibrillation” 2013 was a bad year for fish oil. Claims were crushed that the long chain omega 3’s in fish oil, EPA, and DHA would stop the progression of heart disease. And then DHA was associated with increased risk of prostate cancer, and monumentally failed to treat macular degeneration. […]

DDT in Fish Oil Supplements

“DDT in Fish Oil Supplements” What about marine oil supplements, like fish oil? Packed with PCBs and insecticides. But which is worse— fish, seal, or shark oil capsules? Well, for PCBs, here’s how much is in fish oil. But seals eat fish. And sharks eat seals. And then if we eat sharks, or shark products, […]

Fish oil in troubled waters

“Fish Oil in Troubled Waters” In one of my videos last year, I noted that the fish oil distillation process was found ineffective at removing all the industrial contaminants from fish oil, so even “PCB-free” fish oil may be anything but. Isn’t there a law in California, though, that makes it illegal to sell toxic […]

PCBs in Children’s Fish Oil Supplements

number so-called case control studies like this one have found that giving kids cod liver oil supplements may increase their risk of asthma later in life Keith’s control studies have done by asking about past behavior in cases those with asthma versus controls those without asthma to see if certain past behaviors were more common […]