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Black Currant Oil, Borage Oil, Evening Primrose Oil, Flaxseed Oil, and Hemp Oil Supplements Review: Sources of ALA and GLA (Omega-3 and -6 Fatty Acids)
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Which supplements are best for seasonal allergies?
Find out which supplements are best for allergies and can help reduce seasonal allergy symptoms, including bromelain, curcumin, vitamin D, and CLA.
Are some probiotics dangerous? I've heard that Bacillus subtilis, a soil-based probiotic, can cause infections.
Find out if soil-based probiotic supplements are safe to take. Information about side effects, allergic reactions, infections and more.
Can chocolate and cocoa powder cause eczema?
Does chocolate and cocoa cause eczema? Find out more, including information about nickel and nickel allergies.
What is EpiCor? Does it really "boost" the immune system and prevent colds?
EpiCor supplement info, including evidence from clinical studies on immune function and cold/flu prevention, safety, and price.
Have you tested vitamin K supplements with MenaQ7? Is this a good source of vitamin K if I need to avoid soy?
Information about MenaQ7, a MK-7 form of vitamin K2, including test results for a supplement containing MenaQ7.
I developed a rash soon after starting a probiotic. Is it possible to be allergic to probiotics?
Find out if probiotics can cause allergic reactions, including skin rashes, and why.
Should I be concerned about supplements that contain Polysorbate 80? Is it safe?
Find out if polysorbate 80 is a safe ingredient in supplements.
Is quercetin helpful for a specific condition? I see it as an ingredient in several different types of supplements.
Learn more about quercetin, including the benefits of quercetin and other evidence from clinical studies on prostatitis and memory.
Do diamine oxidase (DAO) supplements for histamine intolerance really work?
DAO supplement info for histamine intolerance, including diamine oxidase safety, evidence from clinical studies, and dosage.
With probiotics, how many CFUs should I look for as the dose? Is more necessarily better?
Learn more about the proper amount of cells or colony forming units (CFUs) a probiotic should contain, including if more is always better.
Can any supplements be used to reduce inflammation in people sensitive to NSAIDs such as ibuprofen, high-dose aspirin, or naproxen?
Find out if supplements such as turmeric, fish oil, MSM (methylsulfonylmethane), SAMe (S-adenosyl-methionine), boswellia, ginger, white willow bark or arnica may, or may not, be helpful to people sensitive to NSAIDs.
How can I find supplements that are gluten-free on ConsumerLab.com?
Gluten-Free supplements & vitamin information including other dietary features like vegetarian, vegan, and kosher on ConsumerLab.com. Our answer explains.
How do I choose the best probiotic supplement? There are so many different strains of bacteria!
Information on how to choose the best probiotic supplement based on safety and our lab test on probiotic bacteria content.
Flu Vaccines: How do different flu vaccines compare and which is best for older people?
Learn how flu vaccines differ and find out which may be most suitable for older people, as well as those with egg allergy.
Is it true that fish oil supplements may contain soy? I'm allergic!
Learn about soy content in fish oil and cod liver oil, including safety for those with soy allergies.
Is echium oil a good alternative to fish oil? I am allergic to fish.
Echium oil as an alternative to fish oil. Learn more for those with fish allergies, including information on omega-3 fatty acids.
What is lactoferrin and will it really strengthen my immune system?
Info about lactoferrin supplements, clinical evidence for strengthening the immune system, preventing or treating colds, gut health and treating H.
What are the side effects of curcumin and turmeric?
Do curcumin and turmeric supplements have possible side effects? Get information about drug interactions with curcumin and turmeric supplements and more. ConsumerLab.com's answer explains.
Does AZO Bladder Control really work for overactive bladder?
AZO Bladder Control information, including results from clinical studies on bladder control, dosage, and safety.
Is it true that NAC can help clear nasal passages?
Find out if N-Acetyl Cysteine (NAC) can help with post nasal drip & general sinus congestion and about supplements that may reduce cold symptoms.
I developed a rash after taking an iron supplement and then realized the supplement contained soy, to which I am allergic. Can your reports help me avoid soy and other allergens in supplements?
Learn how to avoid supplements with soy, and other allergens, for those with allergies.
What are phytoceramides? Do phytoceramide supplements really work to improve aging skin?
Phytoceramide supplement information, including what they are, what they claim to do, and if they have anti-aging effects.
What is lunasin and does it really reduce cholesterol?
Lunasin supplement information, whether lunasin can lower cholesterol, safety and side effects, foods that contain lunasin, like soy.
Can lysine, vitamin B-12, or other vitamins or minerals help prevent or reduce canker sores?
Lysine, B12, zinc and other vitamins and minerals for canker sores. Find out what supplements can help prevent or reduce canker sores.
What is Pycnogenol and does it work?
Learn more about Pycnogenol, including evidence from clinical studies on blood clots, osteoarthritis, cognition, vision, tinnitus, and the skin and safety.
Is Ester-C the best form of vitamin C?
Info on Ester-C Vitamin C, including which form of vitamin C is best, fully-reduced, liposomal and others based on absorption and side effects. ConsumerLab.com's answer explains.
Which air purifiers are best for reducing the spread of COVID-19?
Find out if portable air cleaners can remove the virus that causes COVID-19 infection from the air and learn which type air cleaners work best.
Do supplements help treat peptic ulcer disease? Should any be avoided?
Vitamins and supplements that may help with peptic ulcer disease, including probiotics, cranberry, melatonin, lactoferrin, berberine, and licorice.
What is the best protein supplement for vegetarians and vegans?
Find out which protein supplements for vegetarians and vegans are best, including those made from whey, casein, soy, rice, pea, and hemp. ConsumerLab.com's answer explains.
What is serrapeptase and does it work?
Serrapeptase is a proteolytic enzyme. Learn more about it's effectiveness including evidence from clinical studies on pain and inflammation.
What are the benefits of grape seed extract?
Learn about the health benefits of grape seed extract, and find out it improves venous insufficiency, leg swelling, swelling after surgery, or can help to lower blood pressure.
Is there a risk of liver toxicity with certain supplements?
Find out if there is risk of liver damage from supplements such as green tea, niacin, red yeast rice and vitamin A.
The distributor of my cacao powder says it checks for "metal fragments" in its products. Is this adequate to check for heavy metals, like cadmium and lead, that you've found in cocoas and chocolates?
Find out if tests such as foreign metal detection can show if cocoa powders and chocolate products are contaminated with heavy metals such as cadmium and lead. See amounts of these toxic heavy metals were found in cocoa and chocolate products tested by ConsumerLab.com
Are red yeast rice supplements legally permitted to contain statins, like lovastatin, since these are drugs?
Learn more about red yeast rice supplements and the varying amounts of lovastatin they contain.
I have IBS and don't want to take medication if I can help it. I've heard that peppermint works for IBS, but is there good research to support this?
Information about using peppermint oil for irritable bowel syndrome (IBS), including clinical evidence, dosage, safety and more.
Which supplements can help me sleep and which cause insomnia?
Find out which supplements may improve sleep, including melatonin, L-tryptophan, and magnesium, and which may make sleeping more difficult.
Which supplements can help with arthritis?
Learn more about collagen supplements for joint health, including evidence from clinical studies on arthritis and muscle strength and safety.
How do the Pfizer, Moderna and Johnson & Johnson COVID-19 vaccines compare in terms of efficacy, safety and side effects? How, when and where do I get the COVID-19 vaccine?
Find out how the COVID-19 vaccines from Pfizer and Moderna compare and learn how when and where you can get the COVID-19 vaccine.
What are the health benefits of grapefruit seed extract (GSE)? Is it safe?
Learn more about grapefruit seed extract health benefits, including its possible antifungal and antibacterial effects and its safety.
Is it true that drinking a small amount of hydrogen peroxide (H2O2) with water can kill bacteria in the urinary tract or help in other ways? Is this safe -- or is it dangerous?
Drinking or eating hydrogen peroxide (H2O2) can be dangerous and is not advised. Learn more treatments for urinary tract infections.
I am curious why some probiotics do not require refrigeration even though they contain some of the same bacteria in probiotics that require refrigeration? Which probiotics need to be refrigerated?
Refrigerating certain probiotic pills and other probiotic supplements is important. Get tips on how to store probiotics properly.
What are the health benefits of tart cherry juice?
See the evidence for tart cherry juice health benefits from clinical studies. Find out if tart cherry has anti-inflammatory effects, if it can improve sleep, lower high blood pressure, or help for muscle pain and osteoarthritis.
What are the health benefits of avocado oil? Is it healthier than olive oil? Which avocado oils are best?
Learn about the health benefits of avocado oil and how it compares to olive oil, evidence for heart health, osteoarthritis and other uses. ConsumerLab.com's answer explains.
Is it possible to take too much vitamin C?
Find out the daily value of vitamin C, along with possible side effects of excessive vitamin C intake. ConsumerLab explores the topic of proper vitamin C supplement usage, and why taking too much can be harmful.
I have been having neurological symptoms. My blood test showed a toxic level of vitamin B-6. My multivitamin contains 75 mg of B-6 -- below the upper limit of 100 mg. Is the label wrong?
Find out if multivitamins contain excessive amounts ofvitamin B-6, symptoms of vitamin B-6 toxicity, and the daily upper tolerable intake level for B-6.
Are cranberry supplements helpful for men? Can they help with symptoms of an enlarged prostate, prostatitis, or urinary tract infections?
Learn more about how cranberry pills, cranberries, cranberry juice and supplements can help prevent urinary tract infections.
What is carrageenan? Should I be concerned that it is an ingredient in my supplement?
Learn about what carrageenan is, its different forms, and safety, including carcinogenicity.
Adrenal Fatigue and Adrenal Support Supplements: Do they work and are they safe?
Find out what's really in supplements for adrenal support and adrenal fatigue, including herbal adrenal support supplements and bovine derived adrenal support supplements. Find out if they really work and if they are safe. ConsumerLab.com's answer explains.
Do collagen or hyaluronic acid supplements really help aging or wrinkled skin?
Find out if collagen & hyaluronic acid supplements really help for aging or wrinkled skin and for skin care.
Do any supplements help with the coronavirus (COVID-19)? Do supplements like vitamin D, zinc, vitamin C, or herbals work?
Find out if natural remedies & supplements for coronavirus such as zinc, vitamin C, garlic, or elderberry help to prevent or treat COVID-19.
Is ingesting colloidal silver helpful for any condition and is it safe to use? I'm seeing it promoted for many applications.
Find out if there is evidence showing colloidal silver can help to treat infections, boost the immune system, help with arthritis and more, plus find out if colloidal silver can cause blue skin or other side effects.
Can cranberry juice or cranberry supplements help prevent urinary tract infections or improve overactive bladder?
Learn more about how cranberries, juice, and supplements can help prevent urinary tract infections, including safety.
Do any supplements or foods help with migraine? Do any trigger migraine?
Find out if supplements such as magnesium, CoQ10, riboflavin, butterbur, feverfew and others help with migraine. Also learn about foods that may trigger migraine, including chocolate and watermelon.
I take omeprazole (Prilosec), a proton pump inhibitor, to reduce stomach acid. Are there supplements I should avoid, or be taking, due to this drug?
Supplement interactions with proton pump inhibitor (PPI) drugs like omeprazole (Prilosec) and Nexium.
What are the best supplements for depression and anxiety?
Best natural supplements for depression and anxiety, including the evidence for fish oil, vitamin D, probiotics, and herbal supplements for depression such as curcumin (from turmeric) and saffron.
How does turmeric spice compare to curcumin (turmeric extract) in supplements? I sprinkle it on my foods and wonder if that's equivalent to taking a supplement.
What is the difference between turmeric spices used in the kitchen and turmeric supplements? Is sprinkling turmeric on my food equivalent to taking a turmeric supplement? ConsumerLab's answer explores this question.
What are trace minerals and do I need them?
Trace minerals include boron, chromium, copper, iodine, iron, manganese, molybdenum, nickel, zinc, and others. Find out what they do, how much of each trace mineral you should be getting, and who's most likely to be deficient in these minerals.
Do UV light sanitizing wands and boxes kill coronavirus (COVID-19)?
UV light is promoted as an effective and convenient alternative to chemical disinfectants, but can it work against the coronavirus? Learn the the pros and cons and see our reviews and comparisons of popular UV devices on the market.
I read that famotidine (Pepcid) may help treat COVID-19. Is this true? Might a proton pump inhibitor, like Prilosec, help?
Pepcid (famotidine) was reported to improve outcomes in people with COVID-19 in China. But is there evidence that Pepcid really helps to treat COVID-19?
Do any supplements or lifestyle changes reduce the symptoms of tinnitus? Is it true that some supplements can cause tinnitus?
Learn which supplements can ease tinnitus, including melatonin and pine bark extract. Understand which may actually cause tinnitus.
Is it better to get vitamins from foods or supplements, and are natural vitamins better than synthetic vitamins?
Learn more about the benefits of getting vitamins from food versus supplements, natural versus synthetic vitamins, and more.