Optimal Health Insider
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Vitamin D for all: 100+ experts send letter to world’s governments urging supplementation to fight COVID
A group of scientists who created an international alliance to bring awareness to the importance of Vitamin D in fighting COVID-19 has now sent an official recommendation to the world's governments. When created in September the group's goal was to improve public...
Three green tea studies published in 2020 you should know about
Research on green tea is not difficult to find. Since green tea has been used medicinally for hundreds of years, both scientific and observational studies abound. 2020 is no different, with a number of new studies seeing publication in scientific journals. A number of...
Expert testimony to congress: Americans deficient in vitamins A, C and D, and the mineral zinc
A little known advisory committee in the U.S. congress is the Congressional Dietary Supplement Caucus. It is currently comprised of 34 house reps and eight senators. The caucus is the main policy-making arm of congress that reviews developments in the dietary...
Link between Vitamin K2 deficiency and COVID-19 mortality found in New Zealand study
In a new research paper published in Biocatalysis and Agricultural Biotechnology scientists have attempted to explain the association between Vitamin K2 deficiency and recovery rates in individuals with COVID-19. According to the authors, COVID-19 patients were...
Study finds surprising new benefit of glucosamine and chondroitin: a reduction in overall death rate
Consumers who take a glucosamine and chondroitin supplement for joint health might be receiving surprising additional benefits: a healthier cardiovascular system and a longer life overall. According to a new study, conducted by researchers at West Virginia University...
Over 80 percent of COVID-19 patients have Vitamin D deficiency in Spanish study
The effectiveness of Vitamin D in battling COVID-19 is being reinforced by new research from around the world almost weekly. Sadly, though, this information is not reaching the masses. Due to a virtual blackout by mainstream media, the average person will only become...
Three grape seed studies published in 2020 you should know about
With new research emerging yearly, grape seed is reaching a new level of popularity with supplement buying consumers. With the lifestyle challenges everyone faces today, this growing popularity it likely attributed to the unique antioxidant and cardiovascular support...
Common household chemicals destroy healthy gut bacteria, according to study
If you've ever wondered whether or not it's a good idea to take a probiotic supplement, you need to look no further than the emerging evidence proving how easily the life-protecting bacteria in your gut can be destroyed. Previous research has shown that everything...
The “super nutrient” that reduces heart failure risk by 42% — quality sleep
When it comes to sleep, you should think of it as a nutrient. That's because just about every bodily function depends on getting appropriate amounts of quality sleep. In fact, the effects of sleep deprivation can be observed causing harm to the body almost...
New Zealand study proves synthetic Vitamin C (ascorbate) is inferior to whole foods
Vitamin C was first identified in 1912, but wasn't chemically produced---or synthesized---until 1933. And since that time there has been a debate over whether the synthesized version could be as effective as "whole food" Vitamin C received from real food. This debate...
Study finds elderly patients taking Vitamin D supplements more likely to survive COVID-19
A new study from France has found that elderly COVID-19 patients who were previously taking Vitamin D supplements had a better chance of surviving the disease compared to those who hadn't taken supplements in the previous 12 months. The data was gathered as part of...
“Synergy” of vitamins D and K shown to lower risk of all-cause mortality
Researchers reviewing data from a 16-year population based study have demonstrated a link between low blood concentrations of vitamins D and K and an increased risk for all-cause mortality. The research was gathered from the Prevention of Renal and Vascular End-Stage...