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Clinical Updates
Recently Added
Top Pick Remineralization Toothpaste
July 31, 2025
We've added a Top Pick toothpaste for remineralization to our article about toothpastes, which also includes our Top Pick toothpastes for cavities, reducing tooth sensitivity, bleeding gums, and dry mouth.
Moringa for Prostate Health or Sleep?
July 31, 2025
Is there evidence that moringa leaf improves prostate health or sleep? Find out in our article about moringa supplements, which includes tips on choosing a moringa supplement.
How long is permethrin-treated clothing effective at repelling insects?
July 31, 2025
Find out how many times clothing sprayed or impregnated with permethrin can be washed before it loses effectiveness, and how to extend this. Get the details in our article about insect repellents.
Toothpaste and Thyroid Function
July 31, 2025
Does fluoride toothpaste affect thyroid function? Find out in the FAQ section of our article about toothpaste.
Nitrate in Beetroot Products
July 31, 2025
The potency of beetroot products is linked to their nitrate content. See how much nitrate was found in 24 different beetroot juices, concentrates, and powders in our updated article about beetroot for blood pressure and exercise.
Flaxseed Change
July 31, 2025
A CL member noted that the Trader Joe's Organic Flaxseed Meal that we tested now lists India as the country of origin and asked if this change should be of concern. For our take on this, see the Update in the Top Picks section of our Flaxseed Review.
Caution With Apple Cider Vinegar
July 29, 2025
Although rare, liver injury has been reported with consumption of apple cider vinegar. Get the details in the Concerns and Cautions section of our Apple Cider Vinegar Review, which includes our Top Picks for apple cider vinegar.
Metals in Plant-Based Protein
July 29, 2025
Plant-based protein powders tend to contain higher amounts of lead and cadmium than whey-based products, according to a recent study. However, they may also contain significant amounts of essential minerals. Get the details in our Protein Powders, Shakes and Meal Replacements Review, which includes our Top Picks among protein supplements.
When Magnesium Labels Mislead
July 29, 2025
Two popular magnesium supplements were NOT Approved in our Magnesium Review as we suspected the presence of the cheaper "oxide" form of magnesium instead of the claimed "glycinate" or "aspartate" forms. One of the companies recently admitted this. For details, see the Update. Also see our Top Picks among magnesium supplements.
Does This Toothpaste Really Remineralize?
July 29, 2025
The claim that a hydroxyapaptite toothpaste “remineralizes” teeth has been challenged. Find out what a review board concluded in the enamel section of our article about toothpaste, which includes our Top Picks among toothpastes.
