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Manuka Honey

Manuka Honey Review

Read our review to find the best manuka honey for quality, value, and taste, based on ConsumerLab's tests. Also learn whether manuka honey reduces sore throat or acid reflux, or improves wound healing, or has other health benefits, what to look for on manuka honey labels, and the safety of manuka honey.

Manuka Honey Review

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News Release

May 12, 2025

Best & Worst Manuka Honey Identified by ConsumerLab Tests

White Plains, NY, May 12, 2025 -- Manuka honey is often promoted for wound healing, and for soothing sore throats, cough, acid reflux, and other conditions, due to its high concentration of the antibacterial compound methylglyoxal (MGO), and other compounds derived from the manuka bush.

Recalls & Warnings

June 18, 2025

Comvita Manuka Honey + Reishi and Lion's Mane Products Recalled

On May 23, 2025, Comvita USA INC recalled certain Comvita branded Manuka Honey + Reishi, Comvita branded Manuka Honey + Cordyceps for Energy, and Comvita branded Manuka Honey + Lion's Mane for Focus products due to a leaking induction seal on the packaging.

CL Answer

Do Any Supplements Improve Dry Mouth (Xerostomia) or Make It Worse?

Find out if any supplements, topical formulations (patches, rinses, lozenges, toothpastes, sprays, gels or gums), or lifestyle modifications reduce dry mouths symptoms.

Older man drinking water for dry mouth

CL Answer

Do any supplements help prevent or treat a cold?

Are there supplements that can help prevent or treat cold symptoms? Learn more about zinc, probiotics, vitamin C and more.

Supplements for Colds: Zinc, Echinacea & More -- Couple with cold, sitting on couch blowing their noses

CL Answer

Which supplements, foods or diet and lifestyle changes help relieve acid reflux (heartburn), and which worsen it?

Find out which supplements and foods can help relieve acid reflux, and which can make it worse.

Supplements Making Acid Reflux Worse -- Man with acid reflux pain

CL Answer

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.

Supplements for Seasonal Allergies -- Woman Outside Sneezing

Recalls & Warnings

February 28, 2024

Microbial Contamination Found in LightEyez MSM Eye Drops

On February 15, 2024, the FDA issued a Warning Letter to LightEyez Limited after testing by the agency found the company’s LightEyez.com MSM Eye Drops V2.0 — Eye Repair (MSM Eye Repair Drops) to have microbial contamination in samples of the drops.

CL Answer

Sugar Substitutes: Pros, Cons, and Best Choices

Learn about the pros and cons of using sugar substitutes and artificial sweeteners in place of table sugar. Sweeteners discussed include stevia, monk fruit, and other high-intensity sweeteners; xylitol, erythritol, allulose and other low-calorie sweeteners; and agave syrup, black sugar, coconut sugar, honey, molasses and other sugar alternatives.

Stevia Health Benefits & Safety -- stevia leaf spoonful of stevia

Product Review

Elderberry Supplements Review

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

Elderberry Supplements Reviewed by ConsumerLab.com

CL Answer

8 Supplements That May Help Treat Peptic Ulcers – And Some to Avoid

Peptic ulcers caused by H. pylori infection are typically treated with antibiotics, but certain supplements may also help. Find out which 8 supplements might be beneficial - and which should be avoided.

Supplements for peptic ulcer disease - young man with stomachache

CL Answer

Bee pollen: Purported health benefits and possible side effects

Bee pollen is promoted for numerous health conditions, including supporting immune health and boosting energy. Find out if it works and if it's safe.

A wooden spoon holding bee pollen granules over a table

CL Answer

Is ingesting colloidal silver helpful for any condition and is it safe to use?

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.

Benefits and Risks of Colloidal Silver? -- dropper bottle of colloidal silver

CL Answer

Energy Gels: What Are They Used For and Do They Contain Their Labeled Ingredients?

Energy gels are a convenient on-the-go carbohydrate source, but some products may not contain the amount of carbohydrates stated on the label.

Young woman consuming an energy gel while hiking

Recalls & Warnings

March 21, 2024

Eleven Brands of Sexual Enhancement Supplements Recalled Due to Undeclared Prescription Drugs

On March 19, 2024, Pyramid Wholesale issued a recall of 11 brands of sexual enhancement supplements, including honey-based products, after they were found to contain undeclared sildenafil and tadalafil.

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.

Cup of green tea with dried tea leaves

Recalls & Warnings

July 19, 2023

FDA Warns Seller of Sleepy Time Products and Honey Herbal Syrups for Manufacturing Violations

On June 28, 2023, the FDA issued a warning letter to Eden’s Answers, Inc. after an inspection of the company’s facility found products to be adulterated because they were prepared, packed, or held under conditions that do not meet Current Good Manufacturing Practices (CGMP).

Recalls & Warnings

January 26, 2023

Allergy Bee Nasal Swabs Contaminated With Illness-Causing Bacteria

On January 18, 2023, the FDA issued a warning letter to Buzzagogo, LLC, after the company’s Allergy Bee Gone for Kids nasal swab products were found to be contaminated with bacteria that have the potential to cause life-threatening illness.

CL Answer

Which foods are a good source of B vitamins?

Find out which foods are a good source of B vitamins (like folate and B-12) and when you should take Vitamin B supplements.

Good Sources of B Vitamins -- selection of healthy foods including eggs, rice, nuts, seeds, salmon, chicken

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

Should you take olive oil as a supplement?

Although extra virgin olive oil has many possible health benefits, such as reduced risk of heart disease and improved blood sugar control, these and other benefits have been demonstrated when olive oil replaces for saturated fats in the diet, not when taken as a supplement, as we explain.

Olive oil being poured into a spoon being held over a bowl

News Release

February 26, 2024

Latest ConsumerLab Survey Shows Growth in Popularity of Magnesium and Several Smaller Supplements

White Plains, New York, February 26, 2024 — A recent survey of more than 10,000 people who regularly use dietary supplements shows that supplements that experienced the greatest absolute growth in popularity during 2023 were pregnenolone (+7.5 percentage points), magnesium (+4.8 pts), berberine (+4.

Recalls & Warnings

June 08, 2022

Allergy Bee Nasal Swabs Recalled Due to Potential Contamination With Yeast, Mold & Bacteria

On June 7, 2022, Buzzagogo, Inc. issued a nationwide recall of one lot of Allergy Bee Gone for Kids Nasal Swab Remedy after FDA testing revealed elevated levels of yeast and mold. The agency also warned the recalled swabs may contain the bacteria Bacillus cereus.

Recalls & Warnings

July 13, 2022

FDA Warns Sellers of Tainted Honey-Based Sexual Enhancement Products

On July 12, 2022, the FDA issued warning letters to four companies selling honey-based products promoted for sexual enhancement after tests conducted by the FDA found the products to contain the prescription drugs Tadalafil and Sildenafil.

Recalls & Warnings

July 15, 2022

Honey-Based Enhancement Supplement Recalled

On July 13, 2022, Shopaax.com issued a recall of all lots of its honey-based sexual enhancement product, Kingdom Honey Royal Honey VIP, after FDA analysis found the presence of undeclared sildenafil.

Recalls & Warnings

December 02, 2020

Seller of Vitamin C, Elderberry, Silver, and More Warned for COVID-19 Claims

On November 10, 2020, the FDA issued a warning letter to Sage Woman Herbs, Ltd.

News Release

February 15, 2024

Unveiling the Truth About Green Tea’s EGCG Content

White Plains, NY, February 15, 2024 —  ConsumerLab.com, a trusted name in health and wellness, sheds light on the EGCG (epigallocatechin gallate) content in green tea.

Recalls & Warnings

November 17, 2022

FDA Warns Consumers Not to Use Male Enhancement Supplement

On November 10, 2022, the FDA warned consumers not to buy or use Sangter Natural Male Energy Supplement after FDA laboratory analysis confirmed the presence of undeclared sildenafil.

Recalls & Warnings

January 11, 2023

Male Sexual Enhancement Supplement Found to Contain Prescription Drug

On January 9, 2022, the FDA issued a warning letter to Distributor RFR, LLC after laboratory analysis of the company’s SANGTER Natural Male Energy Supplement found the product to contain undeclared sildenafil, a prescription medication.

Recalls & Warnings

January 19, 2023

Male Sexual Enhancement Supplement Adam’s Secret Found to Contain Prescription Medication

On January 10, 2023, the FDA issued a warning letter to HIS Enterprise Inc dba Adam’s Secret USA, LLC after laboratory analysis found Adam’s Secret Extra Strength 3000 Platinum, Adam’s Secret Extra Strength Blue, Adam’s Secret Extra Strength Purple, Adam's Secret ...

Recalls & Warnings

May 04, 2023

PrimeZEN Enhancement Supplement for Men Found to Contain Prescription Drug

On April 27, 2023, the FDA issued a warning letter to Tager Online, Inc. DBA Volt Candy; Volt Candy Wholesale Club after FDA laboratory analysis determined PrimeZEN Black 6000, a product promoted to improve sexual function for men, contains tadalafil and sildenafil.

Recalls & Warnings

September 01, 2022

FDA Warns Elderberry Fair & Co for Promoting Elderberry Supplements and Apple Cider to Treat Colds & Flu

On August 15, 2022, the FDA issued a warning letter to The Elderberry Fairy & Co., LLC after review of the company’s website found statements about the company’s Elderberry Syrup with Honey, Elderberry Syrup with Agave, and Organic Fire Cider to be drug claims.

Recalls & Warnings

August 03, 2022

Sexual Enhancement Supplement Recalled Due to Sildenafil

On August 1, 2022, DISTRIBUTOR RFR, LLC recalled one lot of SANGTER Energy Supplement 3000 mg to the consumer level after FDA analysis found the product to contain undeclared sildenafil, a prescription medication.

Recalls & Warnings

October 30, 2020

Seller of Elderberry and Honey Products Warned for COVID-19 Claims

On October 23, 2020, the FDA issued a warning letter to Beepothecary LLC for selling the products BEEHive Delight, BEEbread, and Elderberry, Honey & Propolis Syrup with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

August 01, 2022

53 Protein, Meal Replacement and Nutritional Beverages Recalled Due to Bacterial Contamination

On July 29, 2022, Lyons Magnus LLC issued a recall of 53 protein, meal replacement, and nutritional beverages, including those sold under the brand names of Glucerna, Premier Protein, Oatly, and others, due to the potential for microbial contamination, including from Cronobacter sakazakii.

Recalls & Warnings

January 03, 2024

FDA Warns Amazon for Selling Men’s Supplements Containing Prescription Drugs

On December 20, 2023, the FDA issued a Warning Letter to Amazon.com, Inc.

News Release

October 21, 2020

Best Apple Cider Vinegar? Quality of Bottled Apple Cider Vinegars and Supplements Varies, According to ConsumerLab

White Plains, New York, October 21, 2020 — Apple cider vinegar is often promoted for lowering blood sugar levels, weight loss, "balancing" pH, and improving digestion.

Recalls & Warnings

January 12, 2021

FDA Warns Seller of Turmeric, Ashwagandha, Glucosamine, and More

On December 18, 2020, the FDA issued a warning letter to Reddy Naturals following a review of the company's website, which found statements made about the company's products Glycostasis, Glucosamine Curcumin, Turmeric 50, Turmeric Curcumin, Cetyl Curcumin, Ashwagandha, Huruli, ...

Recalls & Warnings

September 29, 2022

Sexual Enhancement Supplement Sold on Amazon and Walmart Recalled Due to Undeclared Drugs

On September 27, 2022, Proper Trade LLC/My Stellar Lifestyle recalled two lots of Wonder Pill after Amazon laboratory analysis found the product to contain undeclared tadalafil, a prescription medication.

Recalls & Warnings

February 13, 2023

FDA Finds Prescription Drug in “100% Natural” Weight Loss Supplement

On February 8, 2023, the FDA warned consumers not to buy or use Alfia 100% Natural Weight Loss Capsules after FDA laboratory analysis confirmed the presence of sibutramine.

Recalls & Warnings

July 26, 2023

Gadget Island, Inc. Male Enhancement Supplements Found to Contain Prescription Drugs

On July 21, 2023, the FDA issued a warning letter to Gadget Island, Inc.

News Release

May 10, 2018

Big Differences Found Among Green Teas -- ConsumerLab Tests Identify Best Green Tea in Bags, Matcha, Supplements, and Bottles --

White Plains, New York, May 10, 2018 — The benefits of green tea use are associated with the presence of natural polyphenols known as catechins, such as EGCG.

News Release

October 19, 2017

ConsumerLab.com Reveals Best Zinc Lozenges and Supplements for Shortening Colds and Correcting Deficiency

White Plains, New York, October 19, 2017 — In the U.S., mild zinc deficiency is fairly common. Zinc supplements can help to correct a deficiency, slow the progression of age-related macular degeneration, and have other benefits. Taken as a lozenge, zinc can shorten the duration of a cold.

News Release

February 19, 2015

Only 50% of Aloe Products Pass ConsumerLab.com Tests

White Plains, New York, February 19, 2015 — "Choose aloe products carefully," cautions ConsumerLab.com president Tod Cooperman, M.D. after recent tests found only five of 10 aloe pills, gels and drinks selected for review to contain what the company expected based on labels.

News Release

December 21, 2012

ConsumerLab.com Tests Reveal What's Really In Green Tea Supplements and Bottled Drinks

White Plains, New York — December 21, 2012 — How do levels of EGCG and caffeine in green tea supplements and bottled teas compare with levels provided in a typical brewed green tea? It very much depends on the brand, according to new tests by ConsumerLab.com.

Recalls & Warnings

May 12, 2020

FDA Warns Seller of "COVID-19 Cough Syrup"

On May 8, 2020, the FDA issued a warning letter to Seanjari Preeti Womb Healing, L.L.C. for selling its product COVID-19 Cough Syrup with unsupported claims that it can treat coronavirus (COVID-19).

Recalls & Warnings

July 10, 2020

Sundial Herbal Recalls More Than Sixty Products Including Turmeric, Cinnamon & Tea

On July 9, 2020, Sundial Herbal Products issued a recall of more than 60 herbal products because they were misbranded and/ or promoted with drug claims. Their labels contain drug claims stating the products can diagnose, cure, mitigate, treat, or prevent disease.

Recalls & Warnings

July 26, 2022

Sexual Enhancement Supplement Sold on Amazon Recalled

On July 21, 2022, Ultra Supplements LLC issued a recall of one lot of Sustango capsules after Amazon laboratory analysis found the presence of the prescription drug Tadalafil. The company has received no reports of adverse effects related to this recall to date.

Recalls & Warnings

March 26, 2019

LEOPARD Miracle Honey Recalled

On March 22, 2019, USA LESS issued a recall of all lots of LEOPARD Miracle Honey, a supplement promoted for male sexual enhancement, because FDA analysis found it to contain sildenafil.

Recalls & Warnings

June 20, 2020

FTC Warns 30 More Companies for Coronavirus Claims

On June 18, 2020, the FTC announced that it sent warning letters to 30 companies for selling products such as immune system boosters, colloidal silver, vitamin C, and CBD with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

December 31, 2020

FDA Warns Seller of Flu Immune

On December 21, 2020, the FDA issued a warning letter to Riverstone LLC for selling the products Flu Immune Drops, L-Lysine, Lysine Extra, and Monolaurin with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

December 31, 2020

FDA Warns Seller of Liposomal Vitamin C, Vitamin D & More

On December 21, 2020, the FDA issued a warning letter to Sparrow Health & Performance LLC for selling the products Organic Liposomal Vitamin C, Nanoemulsified D3K2 (also called Liquid Liposomal Vitamin D3 with K2 or Liposomal Vitamin D3) and Immune Support ...

Recalls & Warnings

November 02, 2020

Silver Cannot Be Promoted to Prevent or Treat COVID-19

On October 30, 2020, the FDA issued a warning letter to Spartan Enterprises Inc. dba Watershed Wellness Center for selling the silver product Dissolve BioActive Silicate with unsupported claims that it can treat coronavirus (COVID-19).

Recalls & Warnings

December 11, 2020

Colloidal Silver Seller Warned for COVID-19 Claims

On December 2, 2020, the FDA issued a warning letter to Heavenly Natural Products for selling various Carbon 60 and colloidal silver products, including AVOCADO C60 ANTI-VIRAL COMBO — VIRUS PREVENTION (made with C60 WITH AVOCADO and Heavenly Silver) with unsupported ...

Recalls & Warnings

December 11, 2020

Seller of "Dr. Hotze's Immune Pak" Products Warned for COVID-19 Claims

Seller of "Dr. Hotze's Immune Pak" Products Warned for Coronavirus Claims 

Recalls & Warnings

December 11, 2020

FDA Warns iThrive.health for Promoting Supplements as COVID-19 Treatments

On December 10, 2020, the FDA issued a warning letter to iThrive.health for promoting the sale of various vitamins and supplements on Amazon.com with claims that they can mitigate, prevent, treat, diagnose, or cure COVID-19.

Recalls & Warnings

April 10, 2021

HI-TECH Workout Supplements Recalled Due to Undeclared Allergens

On April 3, 2021, HI-TECH Pharmaceuticals issued a recall of all lots of APS Nutrition Isomorph 28 in a 2lb jug because they contain undeclared milk, wheat, and soy.

Recalls & Warnings

December 17, 2020

FTC Crackdown on Six Deceptive CBD Products

On December 17, 2020, the FTC announced that it is taking action against six companies for selling CBD products with unsupported and deceptive health claims that they can treat a variety of conditions, including cancer, heart disease, hypertension, Alzheimer's disease, and others.

Recalls & Warnings

December 01, 2020

Niagen Cannot Be Promoted to Prevent or Treat COVID-19, Warns FDA

On November 17, 2020, the FDA issued warning letters to the sellers of Niagen and Nadovim, supplements that contain different forms of niacin, for selling products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

December 12, 2014

Seller of Omega-3 "Syrup" Warned for Manufacturing Violations and Drug Claims

On October 16, 2014, the FDA issued a warning letter to Mr.

Recalls & Warnings

July 18, 2017

Hidden Drugs Found in Sexual Enhancement Products

On July 17, 2017, the FDA posted public notifications after finding multiple sexual enhancement products contained hidden drug ingredients.

Recalls & Warnings

October 26, 2019

Green Lumber Enhancement Supplements Recalled

On October 22, 2019, GL Holdings issued a recall of Green Lumber, a supplement promoted for male sexual enhancement, because FDA analysis found it to contain tadalafil.

Recalls & Warnings

September 21, 2019

Liquid Vitamin C for Men Recalled

On September 16, 2019, Fitoterapia USA Inc. issued a recall of Macho Artificial Passion Fruit Flavored Vitamin C Liquid Supplement, a supplement promoted for male sexual enhancement, because FDA analysis found it to contain tadalafil.

Recalls & Warnings

December 01, 2018

Sexual Enhancement Supplements Contain Prescription Drugs

The FDA recently warned consumers that the following sexual enhancement supplements were found to contain undeclared sildenafil and/or tadalafil. Use the links below to read the complete warning letter for each:

  • Willy Go Wild

Recalls & Warnings

July 18, 2017

FDA Warns Seller of "Quick Slim with pure Hoodia Gardonii" and "Diabalance Herbal Blood Sugar Balance"

On July 11, 2017, the FDA issued a warning letter to Black Seed Herb, Inc.

Recalls & Warnings

December 19, 2020

FDA Finds Unapproved Drugs in Many Weight Loss and Sexual Enhancement Products Sold Online

On December 18, 2020, the FDA warned consumers that certain products promoted for weight loss, body building, sexual enhancement, pain relief, sleep, and other uses because may contain harmful ingredients.

Recalls & Warnings

June 23, 2016

Protein Drinks Recalled Due to Possible Spoilage

On June 22, 2016 Bolthouse Farms issued a recall of the protein drinks listed below due to possible spoilage that may cause the beverages to appear lumpy, taste unpleasant and have an off odor.

Recalls & Warnings

March 06, 2015

Seller of Tea Drinks Warned for Drug Claims

On February 26, 2015, the FDA issued a warning letter to the seller of Anamu CancerHerb Tea Box, Anamu CancerHerb Tea Box with Honey and Organic Bottled Tea Drinks because statements made about these products on the websites, www.cancerherbtea.com and www.anamucancerherbtea.

Recalls & Warnings

July 11, 2014

Maker of Cough and Sleep "Remedies" Warned for Drug Claims

On June 27, 2014, the FDA issued a warning letter to Zarbee's, Inc.

Recalls & Warnings

December 18, 2018

Metal Flakes Reported in Zarbee's Naturals Gummy Multivitamin

Metal flakes were found in a bottle of Zarbee's Naturals Complete Toddler Multivitamin gummies and at least one other Zarbee's product, according to reports by Fox 13 News (Salt Lake City) and USA Today.

Recalls & Warnings

May 15, 2019

Titanium 4000 Capsules for Men Recalled

On May 7, 2019, D.B.P. Distribution issued a recall of Titanium 4000, a supplement promoted for male sexual enhancement, because FDA analysis found it to contain sildenafil and tadalafil.

Recalls & Warnings

May 07, 2019

"The Beast" Supplement for Men Recalled

On May 7, 2019, STIFF BOY LLC issued a recall of The Beast, a supplement promoted for male sexual enhancement, because FDA analysis found it to contain sildenafil.

Recalls & Warnings

April 12, 2019

Sexual Enhancement Supplement for Men Recalled

On April 9, 2019, SD Import, LLC issued a recall of Aphrodisiac, a supplement promoted for male sexual enhancement, because FDA analysis found it to contain sildenafil.

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

December 05, 2014

Maker of Immune Supplement Warned for Manufacturing Violations

On November 20, 2014, the FDA issued a warning letter to Urban Moonshine, Inc.

Recalls & Warnings

February 10, 2015

Seller of "Natural" Cough Syrup Warned for Manufacturing Violations, Drug Claims

On January 21, 2015, the FDA issued a warning letter to Fragrance Manufacturing Incorporated, following a facility inspection which found the company's products, including Maty's All Natural Cough Syrup and Maty's All Natural Cough Syrup for Kids, to be adulterated because they ...

Recalls & Warnings

November 06, 2014

Seller of Cholesterol, Arthritis Supplements and More Warned for Drug Claims

On October 17, 2014, the FDA issued a warning letter to Vitamins Direct (USA) and Golden Pride, Inc., which distribute Flexezy and Physician's Signature brands of dietary supplements, following a facility inspection which found statements made about certain supplements to be drug claims.