Science of vaccines, cancer, nutrition, evolution
One of the undying beliefs of some people is that a handful of expensive supplements prevent cancer and heart disease. Outside of a few cases where there is a diagnosed medical need for supplements, the only result of taking them is very expensive urine. I’ve written a lot about various supplements and their potential to …
Continue reading “Do supplements prevent cancer or heart disease? No evidence”
The claims about the usefulness of vitamin D supplements are all over the internet. And they seem trendy, as most pseudoscientific claims are these days. The purpose of this article is to review some of the old and new information about vitamin D supplements. It’s about scientific articles that either support or refute a claim, …
Continue reading “Vitamin D supplements – evidence for clinical effectiveness and safety”
As we enter the 2019-20 flu season, some choose to receive the seasonal flu vaccine. Of course, some choose to rely upon unproven flu treatments, because they buy into the easily-debunked myths of the anti-vaccine world. Many of the good people who read this blog understand that the flu is a very dangerous disease. In the …
Continue reading “Flu treatments and supplements – do they work? No, get the vaccine”
The supplement industry is huge and unregulated. Americans spend more than $30 billion annually on them, yet contaminated supplements are part of the industry’s method to make their mostly useless products appear to have some clinical effect. There is growing evidence that these contaminated supplements contain unlabeled ingredients that are found in regulated pharmaceuticals – all …
Continue reading “Contaminated supplements – spiked with potentially dangerous ingredients”
I have been skeptical of supplements for a long time – not because I have some predisposition against them. My skepticism results from the relative lack of any robust evidence that supplements have any positive effect on human health other than in unique situations of chronic diseases or malnutrition. In fact, most of the high-quality …
Continue reading “Supplements for cardiovascular diseases – more evidence that they don’t work”
I have been skeptical of supplements for a long period of time. Supplements are generally of low quality, they don’t prevent or cure cancer, they don’t prevent colds, they can’t boost the immune system, and they don’t prevent heart disease. Now there is a powerful review of omega-3 supplements that shows that it has little …
Continue reading “Omega-3 supplements have little effect on cardiovascular disease and mortality”
I have never been a fan of dietary supplements pushed by Big Supplement, the less regulated, less evidence-based, more pseudoscientific mirror image of Big Pharma. Recently, a meta-review published in a respected journal examined whether there were any causal links between various dietary supplements and cardiovascular disease (CVD). They only found one, folic acid, that …
Continue reading “Dietary supplements make costly urine – not helpful for CVD”
Vitamin and mineral supplements are important to maintaining proper levels of these nutrients when they aren’t obtained from the diet. Generally, if a human consumes a diet of broad based foods, there is little need for supplementation, unless they are afflicted with a chronic medical disorder which requires additional nutrients. Vitamins and minerals do not …
Continue reading “Vitamin supplements do not lower risk of cancer and heart disease”
Lots of people take vitamin D supplements to keep their bones strong as they age, advice that is pushed by legitimate organizations, like the National Osteoporosis Foundation. But does vitamin D actually do anything, or are their effects some kind of myth? A group of researchers in New Zealand examined previous clinical trials involving vitamin …
Continue reading “Vitamin D supplements–improves bone health or a waste of money?”
When Big Pharma develops a new prescription medication, the regulatory authorities, such as the US FDA, set regulatory guidelines for not only the claims made by the company but also for the manufacturing standards. Every ingredient used to manufacture a pill or injectable must be listed in the package insert and must be tested during …
Continue reading ““Natural” supplements are filled with dangerous junk”
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