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Maca Supplements

Maca Supplements Reviewed by ConsumerLab.com

Find the best maca supplements, evidence for using maca for sexual function and libido, osteoarthritis and more. Plus, dosage, safety, side effects and potential drug interactions. All testing done independently by ConsumerLab.com.

Maca Supplements Review

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Product Review

Sexual Enhancer Supplements Review (with Yohimbe, Horny Goat Weed, Arginine)

Choose the Best Sexual Enhancer Supplement. Only 30% of Selected Sexual Enhancement Supplements Pass Quality Tests.

News Release

July 01, 2015

Tests of Maca "Enhancement" Supplements Find Real Maca, But Some Lead Contamination and Seemingly Excessive Amounts of Rice Filler

White Plains, New York, July 1, 2015 — It's touted for increasing stamina and sexual performance and sales have steadily increased for more than a decade, but do maca supplements really contain this root indigenous to Peru? To answer this question, ConsumerLab.

CL Answer

Have any supplements been shown to increase women's libido?

Learn more about supplements that may increase women's libido, including DHEA and maca.

Couple 1400

Clinical Update

2/03/2018

Lead in Maca Powder

A woman in California who was taking maca powder daily to treat fatigue found it was also increasing the concentration of lead in her blood. More concerning is that the amount of lead in her maca was only 1/3 the lead level in one of the popular maca powders tested by ConsumerLab.com. Get the details, and find out which maca supplements passed or failed ConsumerLab.com’s tests in the Maca Supplements Review.

Product Review

Protein Powders, Shakes, and Meal Replacements Review

Find Out Which Protein Products Passed or Failed Our Tests

Clinical Update

4/13/2019

Maca for Improved Functioning?

Do maca supplements improve functioning and lessen fatigue? A recent study found different results for men and women. Get the details in the What It Does section of the Maca Supplements Review. Also see our top choices among maca products.

CL Answer

Which supplements help with erectile dysfunction?

Supplements for erectile dysfunction. Find out which supplements can help with ED, including ginseng, L-arginine, and maca.

Man in Grey Tee Holding Water and White Supplement

CL Answer

Are there supplements that can reduce prostate size?

How to reduce prostate size using supplements for benign prostatic hyperplasia (BPH), including beta-sitosterol and saw palmetto.

Sign Saying BPH with Tablets on Blue Background

CL Answer

I've heard that rice has high levels of arsenic. Does that mean rice bran oil does too?

Find out if rice bran oil can contain high levels of arsenic like whole rice and other rice products do.

Arsenic in Rice & Rice Bran Oil -- bottle of rice bran oil, grains of rice and bowl of rice bran

Product Review

B Vitamin Supplements Review (B Complexes, B6, B12, Biotin, Folate, Niacin, Riboflavin & More)

See Which B Vitamins Are ConsumerLab's Top Picks!

Review of B Vitamin Supplements

CL Answer

With herbal supplements, what is the difference between root powder and root extract? Does it matter?

Learn more about the different forms of herbal supplements, including aloe, boswellia, ginkgo, green tea, and milk thistle.

Herbal Supplements

CL Answer

Which dietary supplements, health foods or spices contain high levels of lead?

Information about lead and heavy metals in vitamins, supplements and foods. Information on the adverse effects of lead.

Lead in Supplements & Foods -- concerned woman looking at pill

Recalls & Warnings

May 12, 2018

Seller of Maca Powder Warned for Drug Claims

On April 18, 2018, the FDA issued a warning letter to Herbs America, Inc. following review of the company's website, and the company's Maca Magic store on www.amazon.

CL Answer

10 Supplements That May Boost Testosterone (And 11 That May Not)

Many supplements promise to increase testestorone, boost libido, and increase muscle size, but, as ConsumerLab explains, the actual effectiveness of supplements is limited, and some supplements may actually reduce testosterone levels.

Chalkboard sign that says low testosterone sitting on a table in front of a book and supplements

CL Answer

Which supplements help to improve energy and decrease fatigue?

Energy supplements and vitamins - Some can help increase energy and reduce fatigue, including CoQ10, curcumin/turmeric, cocoa, and B vitamins.

Supplements to Improve Energy and Decrease Fatigue -- tired woman yawning at desk

Product Review

Olive Leaf Extract Supplements Review

Learn What Olive Leaf Does and the Best Brands

Product Review

Lion's Mane and Chaga Supplements Review

Read Labels Carefully -- Many Can Mislead

Lion's Mane and Chaga Supplements tested by ConsumerLab.com

Product Review

Electrolytes & Sports Drinks Review

See Which Sports Drinks, Powders, and Pills Deliver the Right Electrolytes

Product Review

Lavender and Tea Tree Essential Oils Review

Oils Tested for Authenticity and Purity

CL Answer

What are human growth hormone (HGH) supplements? What are the benefits? Are they safe?

Learn about the benefits and risks of human growth hormone (HGH) supplements and injections. Get science-based insights on usage and effects.

Man at gym taking supplement

CL Answer

Does cat’s claw have any health benefits and is it safe?

Cat's claw is promoted for numerous conditions, including arthritis (including osteoarthritis and rheumatoid arthritis), Alzheimer's disease, viral infections, boosting immune response to vaccination, and reducing side effects of chemotherapy. Find out if it works and if it's safe.

Cats claw extract capsules in a bowl on a table

Recalls & Warnings

July 18, 2017

Seller of "Super Strength Prostate Formula," Acai Berry Supplements & More Warned for Drug Claims

On June 30, 2017, the FDA issued a warning letter to Nature's Health Company, LLC, following a facility inspection and review of the company's website, www.natureshealthcompany.

News Release

March 05, 2015

ConsumerLab.com Shows Chinese Consumers What's Really in Foods and Supplements -- U.S. Testing Company Expands to China, Launches cn.ConsumerLab.com

White Plains, New York, March 5, 2015 — Since 1999, American consumers and doctors have turned to ConsumerLab.com (CL) to find out which nutritional products are highest in quality based independent testing. Today, CL launched a Chinese-language website cn.ConsumerLab.

CL Answer

Is kratom too dangerous to use?

Find out if kratom is safe/legal to use, including potential adverse effects, such as agitation, rapid heartbeat, nausea, drowsiness, seizures, and possible drug interactions.

Is kratom safe? Is it legal? -- Kratom leaf and pills

Recalls & Warnings

April 08, 2019

Herbal "Coffee" for Sexual Enhancement Recalled

On March 22, 2019, Brian Richardson DBA "In Tha Pink" issued a recall of  ground Kopi Jantan Tradisional [sic] Natural Herbs Coffee, a supplement promoted for male sexual enhancement, because FDA analysis found it to contain sildenafil and tadalafil.

Recalls & Warnings

January 04, 2024

Lone Star Botanicals Warned by FDA for Manufacturing Violations

On November 26, 2023, the FDA issued a Warning Letter to Lone Star Botanicals, Inc.

Recalls & Warnings

April 17, 2020

Seller of Vitamin D, MSM, Selenium & More Warned for Drug Claims

On March 31, 2020, the FDA issued a warning letter to KetoKerri LLC following a review of the company's website, which found statements made about some of the company's products, including Dr.

Recalls & Warnings

November 29, 2019

FDA Warns Seller of "All Natural" Treatment for Opioid Withdrawal, Migraines & More

On November 18, 2019, the FDA issued a warning letter to EPH Technologies, Inc., following a review of the company's websites, which found statements made about some of the company's products, including Detoxoplex, Sinople, and Migrenz, to be drug claims.

Recalls & Warnings

May 15, 2018

Seller of Apple Cider Vinegar, Joint Supplements & More Warned for Drug Claims

On April 25, 2018, the FDA issued a warning letter to Baker's Best Health Products, Inc.

News Release

August 31, 2011

ConsumerLab.com analyzes supplements for sexual dysfunction -- Only three out of ten products selected for testing pass

WHITE PLAINS, NEW YORK — August 31, 2011 — Only three out of ten supplements selected for testing that are for sexual enhancement passed ConsumerLab.com's latest investigation.

Recalls & Warnings

April 04, 2013

Three More Sexual Enhancement Supplements Found To Contain Undeclared Drugs

On April 3, 2013, the FDA warned consumers that the sexual enhancement supplements AFFIRM XL, Love Rider and Ninja Mojo were found to contain undeclared erectile dysfunction drugs. Consumers are urged to stop using these supplements immediately.

Recalls & Warnings

August 03, 2017

Protein Bars Recalled Due to Listeria Risk

On August 2, 2017, Amrita Health Foods recalled several varieties of protein bars due to potential contamination with Listeria monoocytogenes.

Recalls & Warnings

March 21, 2017

Twenty-one Sexual Enhancement Products Recalled

On March 7, 2017, A&H Focal Inc. issued a recall of the following sexual enhancement supplements because they were found to contain drugs such as sildenafil, tadalafil, vardenafil:

Recalls & Warnings

December 05, 2014

Maker of Ginseng, Zinc, Calcium and More Warned for Manufacturing Violations

On November 20, 2014, the FDA issued a warning letter to Long Island Pharmaceuticals, LLC, following a facility inspection which found the company's products to be adulterated because they were prepared, packed, or held under conditions that violate Current Good Manufacturing Practices for dietary ...

Recalls & Warnings

February 19, 2014

Seller of Sexual Enhancement Supplements Warned For Manufacturing Violations

On February 11, 2014, the FDA issued a warning letter to Maximus Niterider International Group, Inc.

Recalls & Warnings

May 07, 2013

FDA Warns Consumers Of Three More Sexual Enhancement Supplements Containing Undeclared Drugs

On May 7, 2013, the FDA issued a warning to consumers, urging them not to purchase or use three sexual enhancement products which were found to contain undeclared drugs.

Recalls & Warnings

May 03, 2013

Recall: Two Sexual Enhancement Supplements Containing Undeclared Drugs

On May 1, 2013, American Lifestyle issued a voluntary recall of all lots of sexual enhancement supplements Vicerex and Black Ant because they were found to contain undeclared prescription drugs.

Recalls & Warnings

November 02, 2012

Maker of Joint Health, Blood Sugar, Prostate, Ginkgo Supplements and More Warned For Drug Claims, Misbranding and Adulteration

On September 10, 2012, the FDA issued a warning letter to Global Source Management & Consulting for making drug claims about the following dietary supplements: Scientific Joint Program capsules, Alpha Lipoic Acid, Healthy Blood Sugar Diabetic Support, Dr.