ConsumerLab.com uses JavaScript to provide the best possible experience for our content, but your browser has it disabled. Learn how to enable it here.

About ConsumerLab.com

Lactose Intolerance Products

Lactase Supplements Reviewed by ConsumerLab.com

Find best lactose-free milk and lactase enzyme supplements for lactose intolerance. Tests of popular brands such as Lactaid, quality and cost comparisons, how to choose the best lactose-free milk or lactase enzyme for you, plus, amounts of lactose in common foods, and more.

Lactose Intolerance Products Review

Search term may appear only in full report available to members. Join now for full access.

Product Review

Digestive Enzyme Supplements Review

Big Differences in Strength Found Among Digestive Enzyme Supplements. CL Tests Reveal Which Are Best.

CL Answer

Do probiotics help with lactose intolerance?

Find out if probiotics can help with lactose intolerance. ConsumerLab's answer explains, including some foods that may cause fewer symptoms in the lactose intolerant.

Woman with Stomach Pain Holding Glass of Milk

Product Review

Protein Powders, Shakes, and Meal Replacements Review

Find Out Which Protein Products Passed or Failed Our Tests

CL Answer

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.

Protein Powder Scoop

News Release

November 06, 2015

Some Surprising Results from Tests of 43 Probiotic Supplements and Kefir Drinks

White Plains, New York, November 6, 2015 — How many beneficial organisms are in probiotic supplements and kefir drinks? Are any contaminated with pathogens, such as E. coli, and do those labeled as "gluten free" or "99% lactose-free" live up to their claims? To find out, ConsumerLab.

Clinical Update

11/14/2020

Side Effects of Lactase Enzyme

Lactase supplements (such as chewable pills or liquids) are promoted to reduce gastrointestinal symptoms when consuming lactose in dairy products. Although uncommon, side effects can occur. Learn about these in the Concerns and Cautions section of our Lactase Supplements and Lactose-Free Milks Review. Also see which lactase supplements passed or failed our tests.

CL Answer

Which supplements help reduce flatulence (gas), and are there any that make it worse?

Find out which supplements may help reduce flatulence (gas), and learn which supplements or foods may worsen symptoms of flatulence.

Older woman sitting on her bed and holding her stomach due to gas and bloating

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

Product Review

Multivitamin and Multimineral Supplements Review

Best Multivitamins In 2023 -- Caution with Gummies

CL Answer

Which supplements are helpful to have when traveling? Any tips on how to best store supplements on trips?

Find out which vitamins & supplements can be helpful when traveling, including melatonin, ginger, and more, and find out how you can carry them with you.

Product Review

Zinc Supplements and Lozenges Review

Find the Best Zinc Supplements and Lozenges. Have a Cold? See CL's Top Picks Among Zinc Supplements and Lozenges.

Zinc Supplements and Lozenges Reviewed by ConsumerLab.com

Product Review

Probiotic Supplements Review (Including Pet Probiotics)

Probiotics: See What They Really Contain and Our Top Picks

Product Review

Fruits, Veggies, and Other Greens Supplements Review (Including Spirulina and Chlorella)

Avoid Lead in Greens, Problems with Pills, and Don't Give Up Eating Whole Foods.

Greens Review Oct 2023

Product Review

Iron Supplements Review (Iron Pills, Liquids and Chews)

See Which Iron Supplements Are CL's Top Picks for Different Needs

CL Answer

Which supplements are important after bariatric surgery (i.e., weight loss or stomach-reducing surgery)? Are there any I should avoid?

Find out which supplements may help after weight loss or stomach reducing surgery, including iron and calcium, and which should be avoided.

Bypass Surgery Sign

CL Answer

What is Noopept? Can it really improve memory and cognition, and is it safe?

Learn more about Noopept, including results from clinical studies on cognition, safety, and dosage.

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

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

Do any supplements help for irritable bowel syndrome (IBS)?

IBS supplements may help reduce irritable bowel symptoms such as pain, diarrhea and constipation. Supplements include probiotics, melatonin, and flaxseed.

Supplements for IBS? -- Women With Stomach Pain

Recalls & Warnings

February 01, 2013

Lactase Enzyme Supplement Recalled

On November 13, 2012, Cardinal Health issued a voluntary recall of specific lots of Dairy Aid Lactase Enzyme Supplement 3,000 FCC Unit caplets because they are incorrectly labeled as 9,000 FCC Unit caplets.

News Release

October 31, 2011

Supplements for lactose intolerance vary in strength and cost, and some offer no benefit, according to ConsumerLab.com

White Plains, New York — October 31, 2011 — Can lactose-free milks and lactase enzyme supplements provide help to the millions of Americans with lactose intolerance.

Recalls & Warnings

October 12, 2013

Metagenics Enzyme Supplement Recalled Due To Drug Risk

On October 11, 2013, Metagenics Canada issued a voluntary recall of digestive enzyme supplement Spectrazyme, due to potential contamination with the prescription antibiotic chloramphenicol.

Recalls & Warnings

October 11, 2013

Prebiotic and Digestive Enzyme Supplement Recalled Due To Drug Risk

On October 10, 2013, Adeeva Nutritionals Inc. issued a voluntary recall of digestive supplement Flora Essentials due to potential contamination with the prescription antibiotic chloramphenicol.

Recalls & Warnings

March 06, 2015

Most Milk Free of Drug Residue, FDA Study Shows

On March 5, 2015, the FDA announced that more than 99% of milk samples tested in the U.S. were found to be free of drug residues of concern.

Recalls & Warnings

January 24, 2013

Food for Health Warned for Manufacturing Violations and Drug Claims on Supplements

On October 5, 2012, the FDA issued a warning letter to Food for Health International, LLC following a facility inspection which found the company's products, including Activz brand Vitamin D, Potassium Iodine, Organic Vitamin C, Whole 9 (a fruit and vegetable meal replacement shake) Control and VMA ...