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Clinical Updates
Recently Added
Alpha-GPC and Stroke Risk?
September 12, 2024
Does alpha-GPC, a source of choline, increase stroke risk or blood levels of TMAO (which has been linked with adverse cardiovascular effects)? Find out in our article about choline and TMAO.
Liposomal Vitamin C?
September 12, 2024
Is it worth spending more for the liposomal form of vitamin C? Find out what a recent study showed in our Forms of vitamin C section of our Vitamin C Supplements Review, which includes our Top Picks for vitamin C.
Possible Caution With Apple Cider Vinegar
September 12, 2024
Acute pancreatitis was recently reported after regular use of an apple cider vinegar supplement. Get the details in the Concerns and Cautions section of our Apple Cider Vinegar Review, which includes our tests of apple cider vinegar products and our Top Picks among them.
Lead in Cinnamon
September 12, 2024
Elevated levels of lead, a toxin, were recently reported in a dozen cinnamon spices by Consumer Reports. Products with lower lead levels were considered “Best to Use,” two of which were earlier selected as Top Picks by ConsumerLab (which additionally tested products for the toxin coumarin). For details, see the Quality Concerns section of our Cinnamon Supplements & Spices Review, which includes our Top Picks.
Matcha for Sleep?
September 12, 2024
Does taking green tea matcha powder before bedtime improve sleep? Find out what a recent study showed in the Sleep section of our Green Tea Supplements Review, which includes our Top Picks among matcha powders and other green tea products.
Potassium for High Blood Pressure?
September 09, 2024
How much potassium intake is recommended if you have high blood pressure and how should you get it? Find out in the Potassium Supplements Review, which includes our Top Picks for potassium as well as good options for potassium-enriched salts.
Also see: Which supplements can help to lower blood pressure?
Also see: Which supplements can help to lower blood pressure?
Change to a Resveratrol Top Pick
September 09, 2024
One of our Top Picks for resveratrol has been discontinued and replaced with a product with a similar name but much less resveratrol. Get the details in the Top Picks section of our Resveratrol Supplements Review.
Magtein for Sleep?
September 09, 2024
Did taking magnesium L-threonate (Magtein) improve sleep? Find out what a recent study showed in the Sleep section of our Magnesium Supplements Review, which includes our Top Picks for magnesium.
Also see: Which supplements and lifestyle changes improve sleep, and which cause insomnia?
Also see: Which supplements and lifestyle changes improve sleep, and which cause insomnia?
Does Curcumin Interfere With MRIs?
September 09, 2024
Curcumin appeared to interfere with a magnetic resonance imaging (MRI) scan in a recently reported case. Learn more in the Concerns and Cautions section of our Turmeric and Curcumin Supplements Review, which includes our Top Picks among turmeric and curcumin supplements and spices.
(Be aware that iron supplements may also interfere with MRI scans.)
Also see: Which vitamins and supplements should be stopped before getting blood work and laboratory tests?
(Be aware that iron supplements may also interfere with MRI scans.)
Also see: Which vitamins and supplements should be stopped before getting blood work and laboratory tests?
Best Source of Collagen?
September 09, 2024
What is the best source of collagen -- fish, porcine (pig), or bovine (cow)? See what a recent study found that compared how well each of these raised blood markers of collagen. It's in the What It Is section of our Collagen Supplements Review, which includes our Top Picks among collagen supplements.
