Showing Results for Kidney Stones

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CL Answer

Which supplements and foods reduce or increase the risk of kidney stones?

Find out which supplements, foods and beverages may increase or decrease the risk of kidney stones, including information about potassium, calcium, choline, turmeric and curcumin, vitamin C, as well as foods and beverages such as green tea, lemon juice, orange juice, cranberry juice, chocolate and almonds.

CL Answer

Can lemon juice, lemonade, or other juices reduce my chances of getting kidney stones?

Information about lemon juice, lemonade, orange juice, cranberry juice and other juices for increasing urinary citrate and reducing the risk of kidney stones.

CL Answer

Do turmeric and curcumin supplements contain significant amounts of oxalates? Can this increase my risk of kidney stones?

Find out if turmeric and curcumin supplements can increase the risk of kidney stones. ConsumerLab.com's answer explains.

Product Review

Calcium and Bone Health Supplements Review (Including Vitamins D & K, Magnesium and Boron)

See Which Bone Health Supplements Are Top Picks and Which Fail

CL Answer

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.

CL Answer

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.

Product Review

Potassium Supplements Review

Be Careful with Potassium Supplements! Problems Found. Tests and Reviews of Potassium Supplements & CL's Top Picks.

CL Answer

What are the health benefits of green tea, and is it safe?

ConsumerLab explains green tea's potential health benefits for everything from fighting cancer to helping your heart.

CL Answer

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.

Product Review

Vitamin C Supplements Review

Find the Best Vitamin C Supplement. Tests and Reviews of Popular Vitamin C Supplements & CL's Top Picks.

CL Answer

My doctor told me to stop taking supplements because my kidney function was low. After stopping, my kidney function returned to normal. Can taking a lot of supplements really damage the kidneys?

Find out which supplements may damage your kidneys. ConsumerLab explores possible kidney side effects of supplements including chromium, creatine, and vitamin C.

Product Review

Cranberry Juices and Supplements Review

CL's Tests Show Which Cranberry Juices and Supplements Are Best and Cost the Least

CL Answer

How much calcium do you need each day, what forms are best, and how much is too much?

Learn about the recommended daily intake of calcium from food & supplements and why taking too much can be harmful. Also, learn about the forms of calcium that are available and which are best.

Product Review

Green Tea Review: Tea Bags, Loose Tea, Matcha Powders, and Supplements

Disturbing Findings for Some Major Brands of Green Tea. See the Test Results and Our Top Picks for Green Tea.

Product Review

Plant-Based Milks Review (Almond, Cashew, Coconut, Flax, Hemp, Macadamia, Oat, Pea, and Soy)

Find the Best Non-Dairy Milk Alternative. ConsumerLab Tests Reveal What's Really In Plant-Based Milks.

CL Answer

Can eating almonds reduce wrinkles?

Find out if eating almonds can reduce wrinkles or improve aging skin.

CL Answer

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.

Product Review

Vitamin D Supplements Review (Including Calcium, Magnesium, Boron, and Vitamin K)

Find the Best Vitamin D Supplement with the Right Dose

Product Review

Coconut Waters Review

Best Coconut Water? See Our Tests and Comparisons of Popular Brands Looking at Sugar, Electrolytes, Taste and Price.

CL Answer

How does Athletic Greens’ AG1 compare to multivitamins and Greens powders? Is AG1 worth it?

ConsumerLab reviews the ingredients in AG1, its safety and possible side effects, and how AG1 compares to other products.

Product Review

Choline and Lecithin Supplements Review (Including Phosphatidylcholine, CDP-Choline, and Alpha-GPC)

Product Review

Dark Chocolates, Cocoa & Cacao Powders, Nibs, and Supplements Review -- Sources of Flavanols

Is Your Chocolate or Cocoa Healthful or Toxic? Find the Best Dark Chocolate, Cocoa Powder and Cocoa Supplements Based On Our Tests.

CL Answer

Can vitamin C from a supplement cause blood in the urine and painful urination?

Find out if vitamin C supplements can cause bloody or painful urination, or if this is due to contamination.

CL Answer

Can beetroot juice or supplements help lower my blood pressure?

Learn more about beetroot juice and beetroot supplements and if beetroot can really help lower blood pressure.

Product Review

Turmeric and Curcumin Supplements and Spices Review

Find the Best Turmeric and Curcumin Supplements & Spices. Big Differences Discovered Among Brands -- Little Curcumin In Some.

CL Answer

Does Z-Stack multivitamin work to boost the immune system, and is it safe?

Find out about Z-Stack, including if it can help boost the immune system and if it is safe to use at the suggested dose.

CL Answer

Which supplements and foods help with gout and which may worsen it?

Find out about the effects on uric acid levels and gout of fish and fish oil, coffee, beer, animal meat, milk proteins, vegetable proteins, fructose, lemon juice, tart cherry juice, vitamin A, vitamin C, and niacin

CL Answer

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.

CL Answer

Risks of Too Many Vitamins & Supplements

Taking too many vitamin supplements -- or taking too much of a particular supplement -- can have short and long-term adverse effects.

Product Review

Protein Powders and Shakes Review

Find Out Which Protein Powders Passed or Failed Our Tests

Product Review

Garcinia Cambogia (HCA) Supplements Review

Find the Best Garcinia Cambogia Supplement. Choose Carefully! Most Garcinia (HCA) Weight Loss Supplements Lack Listed Amount of Ingredient .

CL Answer

How do the Beyond Burger, the Impossible Burger, and a beef burger compare in terms of vitamins and minerals, and which is best?

Read our comparison of the Beyond Burger and the Impossible Burger, plant-based, meat alternative burgers. Compare nutrition, vitamins and minerals. ConsumerLab.com's answer explains.

Product Review

Apple Cider Vinegar Review – Bottled Liquids and Supplements

Find the Best Apple Cider Vinegar. See Which Apple Cider Vinegar Liquids and Supplements Passed Our Tests of Quality.

Product Review

Collagen Supplements Review

The Best Collagen Supplements for Wrinkles and Joints Revealed. Find Out If Collagen Really Works and Which Reviewed Products Are Best In Our Tests and Comparisons.

CL Answer

What are the health benefits of dark chocolate?

Information on the health benefits of dark chocolate, including how dark chocolate may improve heart health, decrease blood sugar levels and more. ConsumerLab.com's answer explains.

Product Review

Magnesium Supplements Review (Including Calcium, Boron, and Vitamins D & K)

Find Out What Magnesium Does, Who Needs It, and Our Top Picks Among Supplements

Recalls & Warnings

7/21/2022

Young Living Warned for Promoting Essential Oils to Treat Seasonal Allergies, Kidney Stones & More

On June 10, 2022, the FDA issued a warning letter to Young Living Essential Oils Corporate after an inspection of the company’s website and social media found statements about the company’s essential oil and CBD products to be drug claims.

CL Answer

Can beetroot juice improve my workout performance?

Find out if beetroot juice can help improve exercise endurance or performance, how it works, the clinical evidence, and cautions.. ConsumerLab.com's answer explains.

CL Answer

What is Prelief? Does it really help for heartburn and/or bladder pain from acidic foods?

Prelief information, including what it has been claimed to do (such as helping with painful bladder, frequent urination, heartburn or indigestion from acidic foods), clinical evidence, and safety.

CL Answer

Is Relief Factor likely to relieve aches and pains, and is it safe?

Find out if the dietary supplement Relief Factor is likely to help relieve aches and pains, if it is safe, and if it is worth the cost.

CL Answer

7 Supplements That May Help Treat Peptic Ulcers and 3 To Avoid

Peptic ulcers caused by H. pylori infection are typically treated with antibiotics, but certain supplements may also help. Find out which 7 supplements might be beneficial and which 3 should be avoided.

CL Answer

Do any supplements or diets help prevent or treat osteoporosis?

If you have osteoporosis, you may be interested in supplements or diets for bone health. Find out which can increase bone strength and density.

CL Answer

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.

CL Answer

Is it true that protein can strain the kidneys as you get older?

Find out if protein strains the kidneys as you get older, how much protein older adults need and the best way to take protein supplements.

CL Answer

Are people with kidney disease at risk of getting too much potassium if they take a multivitamin? Which multivitamins are best for people with kidney disease?

Learn if people with kidney disease are at increased risk of getting too much potassium from multivitamins, find out which multivitamins do not contain potassium, and learn what other products should be avoided by people restricting potassium intake.

Product Review

Chia Seed Review – Whole, Ground, and Sprouted Seed, Seed Flour, & Supplements

Find the Best Chia Seeds, Sprouted Chia Powder, Flour, and Chia Supplements. Tests and Reviews of Chia Seeds & CL's Top Picks.

Recalls & Warnings

7/22/2022

FDA Warns Seller of Vision, Calcium & Magnesium Supplements and More

On June 14, 2022, the FDA issued a warning letter to New Sun Inc. following inspection of the company’s website which found statements about the company’s products to be drug claims.

CL Answer

Does taking creatine affect tests for creatinine in urine samples or creatine kinase in blood samples?

Find out if creatine can affect creatinine levels and kidney function and whether creatine affects creatine kinase activity, a measure of muscle injury.

CL Answer

Can white kidney bean extract really help me lose weight?

Does white kidney bean extract help promote weight loss? Find out more including evidence from clinical studies and dosage.

Product Review

Lion's Mane and Chaga Supplements Review

Read Labels Carefully -- Many Can Mislead

CL Answer

Does ergothioneine help prevent age-related problems such as impaired cognition, Alzheimer’s disease, Parkinson’s disease or cataract, and is it safe?

Learn about ergothioneine and its potential use for cognitive impairment, dementia, Alzheimer's disease, Parkinson's disease, cataract, or kidney disease, as well as its safety and cost of supplements containing this ingredient.

CL Answer

Is MitoQ a better form of CoQ10?

MitoQ information, including how it is absorbed in the body and how it compares to CoQ10.

CL Answer

I've been taking a Daily Advantage multi but am now concerned by the very high % DV for vitamin C (833% DV), niacin (325% DV), and B vitamins (over 1,000% DV for several). What do you think?

Learn about the safety of taking multivitamins containing far more than Daily Values, including upper and lower limits for nutrients.

Product Review

Joint Health Supplements Review (Glucosamine, Chondroitin, MSM, Boswellia, Collagen and Turmeric)

One-Third of Joint Health Supplements Failed to Pass Our Tests. See Which Passed or Failed, and our Top Picks.

News Release

6/06/2020

Best Vitamin C Supplements Revealed by ConsumerLab

White Plains, New York, June 6, 2020 — Due to its role in maintaining immune system health, vitamin C has been promoted to help prevent and treat COVID-19, as well as other viral infections such as colds.

CL Answer

My doctor warned me that red yeast rice can cause liver damage - is that true?

Can red yeast rice cause liver damage? More information on its effects, including possible danger to the liver and kidneys.

CL Answer

Is it true that calcium citrate increases the absorption of aluminum?

Find out how calcium citrate can impact the absorption of aluminum in your body and if this is a problem for your health.

CL Answer

Can supplements help me lose weight?

Learn more about weight loss supplements, including our lab test results and product comparisons.

CL Answer

Do "lite" salts and salt substitutes containing potassium help lower blood pressure and reduce heart risks? Are they safe?

Find out if replacing regular salt with "lite" salt or salt substitutes, such as Morton Lite Salt, Morton Salt Substitute, NoSalt Original Sodium Free Salt Alternative, and MySalt, helps to reduce blood pressure, or decrease the risk of heart attack and stroke. Plus, learn about the safety and side effects associated with salt substitutes, drug interactions, and more.

Recalls & Warnings

5/09/2022

$149 Million in Refunds from AdvoCare Settlement

On May 5, 2022, the FTC announced it will be returning more than $149 million to individuals who sold AdvoCare supplements as distributors through the company’s multi-level-marketing (MLM) plan.

CL Answer

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.

News Release

4/25/2019

Best Coconut Water? ConsumerLab Tests Popular Products, Reveals Top Pick

White Plains, New York, April 25, 2019 — Coconut water is often promoted as a healthy way to stay hydrated and a natural alternative to sports drinks.

Recalls & Warnings

10/05/2019

Advocare to Pay $150 Million to Settle Charges of Operating a Pyramid Scheme

AdvoCare International, the marketing company that sells Spark energy drink, as well as other nutrition products and supplements, has agreed to settle FTC charges that it operated an illegal pyramid scheme.

News Release

5/26/2017

ConsumerLab.com Tests Reveal the Best Calcium Supplements

White Plains, New York, May 26, 2017 — Most people know that calcium is important for building and maintaining strong bones, but with so many different forms, dosages and ingredient combinations available on the market, choosing a calcium supplement can be difficult. To help, ConsumerLab.

News Release

3/15/2017

ConsumerLab.com Reveals Best and Worst Vitamin C Supplements -- 20% Fail ConsumerLab.com Tests of Quality

White Plains, New York, March 15, 2017 — Many people take large doses of vitamin C believing it will improve their health, prevent colds or reduce the risk of disease — but will it really? And when choosing a vitamin C supplement, can consumers be sure it contains what it claims? To ...

News Release

2/13/2014

Calcium, Vitamin C, and Fish Oil Supplements Drop in Use, Probiotics Rise According to ConsumerLab.com Survey

White Plains, New York, February 13, 2014 — A recent survey of over 10,000 people who use dietary supplements shows that the use of calcium, vitamin C and fish oil supplements fell during 2013 while the use of probiotics increased.

News Release

1/29/2014

You May Be Getting More Vitamin C Than You Think from Some Supplements, Cautions ConsumerLab.com -- 27% of Vitamin C Supplements Don't Meet Label Claims in Recent Tests --

White Plains, New York, January 29, 2014 — It's cold and flu season, which means many people are reaching for vitamin C, as it may modestly reduce cold symptoms (although it won't prevent a cold).

News Release

3/13/2006

ConsumerLab.com reports on supplements for bone health containing calcium and vitamin D— Results posted for 32 supplements for adults and children; One found contaminated with lead

WESTCHESTER COUNTY, NEW YORK — MARCH 13, 2006 — ConsumerLab.com announced test results today from its new Product Review of Supplements for Bone Health covering 32 adult and children's products containing calcium and vitamin D. Sales of calcium supplements in the U.S.

Recalls & Warnings

10/18/2017

FDA Warns Seller of Arthritis, Blood Pressure, Diabetes Supplements For Making Drug Claims

On August 15, 2017, the FDA issued a warning letter to Years to Your Health, Inc., following an inspection of the company's website which found a number of their products to be misbranded, as they contained drug claims.

Recalls & Warnings

5/30/2017

Seller of Vitamin C, Calcium, Mushroom Supplements and More Warned for Manufacturing Violations

On May 12, 2017 the FDA issued a warning letter to VitaPurity Corporatio.

Recalls & Warnings

11/05/2021

Herb Recalled Due to Risk of Lead, Cadmium Contamination

On November 2, 2021, Murray Int'l Trading issued a recall of Herbal Doctor brand Angelicae Sinensis due to potential risk it may contain elevated levels of lead and cadmium.

Recalls & Warnings

12/01/2015

Weight Supplements Found to Contain Antidepressant and Other Prescription Drugs

On November 19, 2015, the FDA warned consumers not to buy or use the weight loss supplements listed below because they were found to contain prescription drugs. Each was identified during an examination of international mail shipments:

Recalls & Warnings

2/24/2015

Seller of Antioxidant Water, Energy Drops Warned for Manufacturing Violations and Drug Claims

On February 18, 2015, the FDA issued a warning letter to Better Health Lab, Inc.

Recalls & Warnings

5/23/2013

Seller of Sexual Enhancement, Cholesterol, Resveratrol Supplements and More Warned For Drug Claims

On May 2, 2013, the FDA issued a warning letter to Alternative Health Supplements, following a review of the company's website, which found statements made about several dietary supplements, including Regenerect, Alligin, Astaxanthin Advantage, HDL Cholesterol Management, Resveratrol, Coral Calcium ...

Recalls & Warnings

7/31/2018

FDA Warns Seller of Joint Health and Cholesterol Supplements

On July 13, 2018, the FDA issued a warning letter to GC Natural, following a facility inspection which found a number of the company's products, including Red Pyrola Plus + Advanced Joint Formula Capsules, CSDP GOLD Capsules, Rejeune Optimal Kidney & Liver Support Extract balls, C.

Recalls & Warnings

3/16/2018

FTC Sends Refund Checks to Consumers of Unproven Weight-Loss Products

On March 15, 2018, the FTC announced it is mailing 18,301 checks totaling more than $437,000 to consumers who purchased weight-loss products from Colby Fox, Christopher Reinhold, and their companies, Tachht, Inc. and Teqqi, LLC.

Recalls & Warnings

12/23/2017

Seller of Meal Replacement, Protein Drinks, Cranberry and More Warned for Manufacturing Violations

On July 6, 2017, the FDA issued a warning letter to Professional Botanicals, Inc.

Recalls & Warnings

11/21/2017

Health Canada Calls for Stronger Warnings of Liver Risk on Green Tea Extract Products

On November 15, 2017, Health Canada (the Canadian equivalent of the FDA) recommended stronger warning statements about the risk of liver toxicity on labels of supplements containing green tea extract sold in Canada. 

Recalls & Warnings

3/28/2017

Yogurt Peanut Crunch Bars Recalled Due to E. Coli Risk

On March 23, 2017, Pro Sports Club of Bellevue, WA issued a recall of 36,957 20/20 Life Styles Yogurt Peanut Crunch bars because they have the potential to be contaminated with Escherichia coli O157:H7.

Recalls & Warnings

10/13/2018

Pharmaceutical Drugs Found In Dietary Supplements Pose Danger to Consumers

Almost 800 dietary supplements sold between 2007 and 2016 contained unapproved pharmaceutical ingredients, according to a study published today in the Journal of the American Medical Association (JAMA).

Recalls & Warnings

7/12/2017

More Bodybuilding Supplements Recalled

On July 11, 2017, Andropharm recalled two bodybuilding supplements, Sten Z and M1 Alpha, because these products contain derivatives of anabolic steroids.

Recalls & Warnings

6/20/2017

Beware of Bodybuilding Supplements, FDA Warns

On June 20, 2017, the FDA warned consumers to beware of bodybuilding products because a number of these products have been found to contain steroids or steroid-like substances. Such products could cause serious and even life-threatening health risks, including: 

Recalls & Warnings

1/11/2012

Herbal Extract Company Warned by FDA of Making Drug Claims

On January 3, 2012, the U.S. FDA sent a Warning Letter to Herbal Extract Plus, LLC regarding legal violations for claiming its herbal products can cure or prevent diseases.

Recalls & Warnings

1/02/2012

FDA Warns ION Labs of Manufacturing Violations Affecting Multiple Dietary Supplements

On December 5, 2011 the U.S.

Recalls & Warnings

1/24/2013

Excessive Lead and Mercury Found In Chinese Herbal Supplements

On January 23, 2013, Health Canada warned consumers that certain batches of the Chinese dietary supplements [W.S.

Recalls & Warnings

1/18/2013

FTC Upholds Ruling, POM Wonderful Health Claims Were Deceptive

On January 16, 2013, the Federal Trade Commission (FTC) announced it will uphold a judge’s ruling that makers of POM Wonderful 100% Pomegranate Juice and POMx supplements made deceptive and unsubstantiated claims that the products could treat, prevent, or reduce the risk of heart disease, prostate ...

Recalls & Warnings

9/20/2010

Many Supplements Recalled for Hormone-Affecting Compounds

On September 20, 2010, the U.S. FDA posted a Safety Notice regarding the recalls of several products marketed as dietary supplements that contain aromatase inhibitors, commonly known as "ATD.

Recalls & Warnings

9/15/2010

Recall of Testosterone-Boosting Supplement

On September 14, 2010, the FDA posted a notice that KiloSports is recalling Clomed (60 count bottles), a supplement with claims to "release gonadatropin," "elevate testosterone" and "promote spermatogenesis."

Recalls & Warnings

12/16/2013

Weight Loss Capsules Recalled Due Allergen Risk

On December 13, 2013, Stone Independent Research, Inc. issued recall of one lot of Zanocap Scientific Weight Loss 500 mg capsules because they contain undeclared whey protein, which is derived from milk.

Recalls & Warnings

7/12/2013

Herbal Supplement Company Warned For Drug Claims, Manufacturing Violations

On June 18, 2013, the FDA issued a warning letter to Herbs of Light, Inc.

Recalls & Warnings

9/18/2015

High Levels of Mercury and Lead Found in Ayurvedic Herbal Supplements

On September 17, 2015, the FDA announced that Shree Baidyanath Ayurved Bhawan Ayurvedic dietary supplements were found to contain high levels of lead and/or mercury, which can cause serious health problems.

Recalls & Warnings

12/29/2015

Maker of Vitamin K, Vitamin A & More Warned for Manufacturing Violations, Drug Claims

On December 10 2015, the FDA issued a warning letter to Dherbs Health Emporium, Inc.

Recalls & Warnings

11/28/2006

FTC Targets Seller of Pills Promoted for Height, Weight, and Bone Improvement

On November 28, 2006, the Federal Trade Commission (FTC) announced that a Florida business and its owner, who marketed purported height-enhancing pills for kids and young adults, will pay $375,000 to settle charges that their advertising claims were deceptive.

Recalls & Warnings

4/11/2008

Twelve Dietary Herbal Supplements Recalled -- Possible Health Risk Associated with Ephedra, Aristolochic Acid and Human Placenta

On April 10, 2008, the FDA posted a recall notice issued the same day from Herbal Science International, Inc. (AKA Jen-On Herbal Science International, Inc.).

Recalls & Warnings

6/21/2010

FDA Warns Parents to Be Careful Giving Vitamin D Drops to Infants

On June 15, 2010, the U.S. FDA (Food and Drug Administration) alerted parents and caregivers that some liquid Vitamin D supplement products are sold with droppers that could allow excessive dosing of Vitamin D to infants.

Recalls & Warnings

7/29/2009

FDA Warns Against Body Building Supplements with Steroid-like Compounds

On July 28, 2009, the U.S. FDA notified the public about new safety information concerning products marketed for body building and increasing muscle mass.

Recalls & Warnings

9/09/2011

Possible Concern with Fenugreek Based on Contamination in Europe

Products made with fenugreek, including pills containing fenugreek seed, have been pulled from shelves in Germany due to conern over potential contamination with E. coli bacteria. There is no such action in the U.S., but ConsumerLab.

Recalls & Warnings

3/19/2014

Maker of Herbal Capsules and Extracts Warned for Manufacturing Violations

On September 19, 2013, the FDA issued a warning letter to Herbalist and Alchemist, Inc.