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Be aware that a separate testing group reported excessive gluten in an oat product from Trader Joe’s. For details, see our Oats Review.
Recent tests of protein powders by a separate group showed that certain forms of protein were more likely than others to be contaminated with lead and cadmium. For details, see our Protein Powders Review, which includes our Top Picks for protein powders and shakes.
A small study suggested that some plastic tea bags release much larger amounts of nanoplastics than others. For details, and how to avoid nanoplastics from tea bags, see our Green Tea Review, which includes our Top Picks for green tea.
Testing of avocado oils by a separate research group detected phthalates (hormone disruptors) in all samples. Find out how these amounts compare to safety limits in the Quality Concerns section of our Avocado Oils Review, which includes our Top Pick for avocado oil.
Iron deficiency can cause an underactive thyroid (hypothyroidism), but it’s important that iron not be taken at the same time as thyroid medication. Get the details in our Iron Supplements Review, which includes our Top Picks for iron.
Learn about supplement ingredients such as iodine, selenium, zinc, acetyl-l-carnitine, ashwagandha and guggul used for thyroid conditions and find out if they are beneficial. Also learn why ingredients such as alpha-lipoic acid, soy, resveratrol, quercetin may impair thyroid function.
Vitamins and supplements that may help with hair loss and thinning, including saw palmetto, beta-sitosterol, protein, iron, and vitamin D.
Learn about the benefits and safety of light boxes (including who is most likely to benefit), how to use these devices, which commercially available products appear to meet the technical requirements, and who should not use light boxes.
Find out if estrogen creams can help reduce wrinkles, whether they are safe, and how "prescription" estriol and estradiol creams and gels differ from those sold over-the-counter.
Find out which supplements and foods can help relieve acid reflux, and which can make it worse.
Be aware that a separate testing group reported excessive gluten in an oat product from Trader Joe’s. For details, see our Oats Review.
Recent tests of protein powders by a separate group showed that certain forms of protein were more likely than others to be contaminated with lead and cadmium. For details, see our Protein Powders Review, which includes our Top Picks for protein powders and shakes.
A small study suggested that some plastic tea bags release much larger amounts of nanoplastics than others. For details, and how to avoid nanoplastics from tea bags, see our Green Tea Review, which includes our Top Picks for green tea.
Testing of avocado oils by a separate research group detected phthalates (hormone disruptors) in all samples. Find out how these amounts compare to safety limits in the Quality Concerns section of our Avocado Oils Review, which includes our Top Pick for avocado oil.
Iron deficiency can cause an underactive thyroid (hypothyroidism), but it’s important that iron not be taken at the same time as thyroid medication. Get the details in our Iron Supplements Review, which includes our Top Picks for iron.
Learn about supplement ingredients such as iodine, selenium, zinc, acetyl-l-carnitine, ashwagandha and guggul used for thyroid conditions and find out if they are beneficial. Also learn why ingredients such as alpha-lipoic acid, soy, resveratrol, quercetin may impair thyroid function.
Vitamins and supplements that may help with hair loss and thinning, including saw palmetto, beta-sitosterol, protein, iron, and vitamin D.
Learn about the benefits and safety of light boxes (including who is most likely to benefit), how to use these devices, which commercially available products appear to meet the technical requirements, and who should not use light boxes.
Find out if estrogen creams can help reduce wrinkles, whether they are safe, and how "prescription" estriol and estradiol creams and gels differ from those sold over-the-counter.
Find out which supplements and foods can help relieve acid reflux, and which can make it worse.
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