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CL Answer

Which supplements make acid reflux worse? I take many and think some are causing heartburn. Are there any supplements that help treat acid reflux?

Find out which supplements can cause or worsen acid reflux, nausea and GERD, including vitamin B6, arginine, and CoQ10.

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

Clinical Update

2/15/2022

Peppermint For Acid Reflux?

Does peppermint oil improve or worsen acid reflux? Find out in our updated answer about Supplements and Acid Reflux.

Product Review

Alpha Lipoic Acid Supplements Review

Choose the Best Alpha-Lipoic Acid Supplement. Some Alpha-Lipoic Acid Supplements Cost 13 Times As Much As Others -- But Is It Worth Paying More?

Alpha-Lipoic Acid Supplements Reviewed by ConsumerLab.com

Clinical Update

4/30/2020

Alpha Lipoic Acid and Reflux

A CL member reported experiencing acid reflux when using alpha lipoic acid. This effect has been reported in clinical studies with higher doses -- which is not surprising consider that alpha lipoic acid is, after all, an acid. Ways to avoid this issue are discussed in the Concerns and Cautions section of the Alpha Lipoic Acid Supplements Review. Also see our Top Picks for alpha lipoic acid.

CL Answer

What are the health benefits of zinc carnosine, also called polaprezinc, and is it safe?

Find out if zinc carnosine is beneficial for any GI conditions, including stomach ulcers, Helicobacter pylori infection, taste disturbances, aspirin-induced small-bowel injury and oral mucositis, and learn if it is safe.

Zinc carnosine supplements in wooden spoon in front of oysters

CL Answer

Is it true that low-carb or Mediterranean diets help for gastroesophageal reflux disease (GERD)?

Find out if a low-carb diet, such as the Mediterranean diet, or lifestyle changes help with gastroesophageal reflux disease (GERD).

Low-carb & Mediterranean Diets for GERD? -- Table with Mediterranean foods such as fish, olive oil, walnuts, vegetables

Product Review

Alginate Supplements Review (For Reflux)

See Our Top Pick Alginate Supplements For Reducing Symptoms of Gastroesophageal Reflux (GERD)

Alginate supplements reviewed by ConsumerLab.com

CL Answer

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.

Peppermint Oil for IBS? -- Bottle of peppermint oil and capsules and peppermint leaf

CL Answer

Are enteric coated supplements better than non-enteric coated ones?

Learn about the pros and cons of enterically coated supplements, including ingredient absorption,safety and price.

Glass of Water and White Pill

CL Answer

Can melatonin help with stomach pain?

Find out if melatonin supplements can help with stomach pain, ulcers, reflux and dyspepsia, or if it can cause stomach upset.

Melatonin and Stomach Pain -- women with stomach pain

CL Answer

How do I choose the best CoQ10 supplement?

Looking to choose the best CoQ10 brand supplement? Understand which CoQ10 you are buying, differences in dose, absorption, quality and more. ConsumerLab explores this topic.

CoQ10

CL Answer

Is there evidence that d-limonene can help fight cancer?

Find out if d-limonene can help fight cancer or help for GERD (gastroesophageal reflux disorder), including evidence from clinical studies.

Lemon with Peel Coming Off

CL Answer

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.

Supplements for peptic ulcer disease - young man with stomachache

CL Answer

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.

CL Answer

Do any supplements, like Nervive, help with nerve pain, like sciatica or diabetic neuropathy?

Find out which supplements for nerve pain are effective. Sciatica & diabetic neuropathy may be helped, including fish oil and alpha-lipoic acid.

CL Answer

What are the health benefits of black cumin seed (black seed) oil?

Find out if black seed oil has health benefits, such as lowering blood pressure or cholesterol, asthma, weight loss, and others. Dosage, forms, including black seed oil and black seed powder, safety information, using black seed oil in foods and more. ConsumerLab.com's answer explains.

Black seed oil benefits -- bowl of black cumin seeds and bottle of oil

CL Answer

Is drinking coffee good or bad for heart health?

Learn more about coffee and caffeine, its safety, if it's good for you, how much coffee is too much and its impact on your heart.

CL Answer

6 Tips to Avoid Getting a Pill Stuck in Your Throat

Some pills can be difficult to swallow and can even become lodged in the throat or cause damage to the esophagus. Learn six practical tips to help avoid getting pills stuck in the throat.

Pill Getting Stuck in Throat

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.

Apple Cider Vinegar Supplements Reviewed by ConsumerLab.com

CL Answer

I've heard that grapefruit juice can interact with medications because it inhibits an enzyme that breaks down drugs in the body. Do any supplements interact the same way with drugs?

CYP3A4 inhibitors, such as grapefruit, can interact with certain medications by inhibiting the liver enzyme that metabolizes many drugs. ConsumerLab.com's answer explains.

Grapefruit Juice, CYP3A4 and Supplement Interactions -- glass of grapefruit juice and grapefruit halves

Product Review

Lavender and Tea Tree Essential Oils Review

Oils Tested for Authenticity and Purity

CL Answer

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?

Can Pepcic (famotidine) Treat COVID-19? -- Box of Pepcid and Handout About COVID-19

CL Answer

Must I take amino acid supplements on an empty stomach? Can I take them with other amino acids or with food to help with swallowing capsules?

Find out if you should take amino acid pills on an empty stomach or with food in order to maximize absorption, and more about the best way to take amino acid supplements.

Amino Acids

CL Answer

What is Metafolin (5-methylfolate)? I see it in some supplements instead of folic acid. Is it better than folic acid?

Metafolin and Quatrefolic information - compare to folate and folic acid.

Metafolin

CL Answer

Can I just stop taking alpha lipoic acid, or do I need to taper down?

Learn the best way to stop taking alpha lipoic acid supplements.

Structure of Alpha Lipoic Acid

CL Answer

Does D-aspartic acid boost testosterone levels?

Find out if D-aspartic acid (aspartic acid) raises testosterone levels, increases libido or muscle mass.

D-aspartic Acid for Boosting Testosterone? -- Man scooping D-aspartic acid powder from supplement container

Recalls & Warnings

5/30/2020

FTC Sends Refund Checks for TrueAloe and AloeCran

On May 26, 2020, the FTC announced it is mailing 22,581 checks totaling more than $470,000 to consumers who purchased deceptively marketed supplements, TrueAloe and AloeCran.

Recalls & Warnings

3/02/2022

Seller of Holistic Tea Warned by FDA

On February 17, 2022, the FDA issued a warning letter to Vital Health & Wellness following an inspection of the company’s website, which found statements made about the company’s product, Dr. Miller’s Holistic Premium Holy Tea, to be drug claims.

News Release

2/22/2022

Considering an Algae-based Supplement for Reflux? See What ConsumerLab Found

White Plains, New York, February 22, 2022 — Alginate supplements have been shown to be more effective than antacids in treating heartburn, indigestion, and other symptoms of GERD (gastrointestinal esophageal reflux disease).

Recalls & Warnings

10/22/2019

Seller of TrueAloe and AloeCran Settles Charges of Making False Claims

NatureCity, LLC, has agreed to settle Federal Trade Commission (FTC) charges that they deceived consumers by making false claims about their TrueAloe and AloeCran products.

Recalls & Warnings

2/10/2018

Warning to D-Limonene, Vitamin C Seller

On January 31, 2018 the FDA issued a warning letter to Long Life Unlimited, LLC following a review of the company's website which found promotional statements and testimonials made about products including Balance 600, D-Limonene, Rapha Remedy, Rapha Remedy w/ p73 Wild Oregano, Vitamin C, ...

Recalls & Warnings

3/30/2021

Real Water Alkaline Water Recalled for Possible Link to Liver Illness

On March 24, 2021, Real Water, Inc. recalled all sizes of Real Water bottled alkaline water because it may be linked to multiple cases of non-viral hepatitis that occurred in Las Vegas, NV in November of 2020.

Recalls & Warnings

3/18/2021

Don't Drink Real Water Alkaline Water, FDA Warns After Reports of Liver Illness

On March 16, 2021, the FDA warned consumers not to drink or use Real Water bottled alkaline water while it investigates reports of hepatitis associated with the product.

News Release

12/06/2016

Which Brands of Alpha Lipoic Acid are Best? -- ConsumerLab.com Tests Lipoic Acid Supplements for Quality, Identifying Top Picks

White Plains, New York, December 6, 2016 — Alpha-lipoic acid supplements may improve insulin sensitivity and blood sugar control in people with type 2 diabetes, reduce symptoms of diabetic peripheral neuropathy, and enhance weight loss when dieting.

News Release

10/07/2009

ConsumerLab.com finds that only two-thirds of alpha-lipoic acid supplements selected for testing pass quality review -- Anti-oxidant supplements helpful to diabetics

White Plains, New York — Wednesday, October 7, — Alpha-lipoic acid (also called lipoic acid) is a natural anti-oxidant that can help diabetics reduce symptoms of peripheral neuropathy and control blood sugar, among other uses. ConsumerLab.

Recalls & Warnings

6/04/2004

FTC Charges Marketers of Two Supplements with False Claims to Cure Range of Diseases

On June 3, 2004 the Federal Trade Commission (FTC) charged marketers of two dietary supplements with falsely claiming that their products can prevent and cure cancer and other diseases. According to the FTC’s complaint, Boston-area marketers Direct Marketing Concepts, Inc. (DMC), ITV Direct, Inc.