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

Man at gym taking supplement

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

Find out if luteolin, a compound found in many fruits and vegetables, is beneficial for cancer, heart health, skin aging, age-related cognitive decline, and other conditions, and learn if it's safe.

Luteolin containing vegetables including celery peppers lettuce and spinach

Do plasmalogen supplements improve cognitive function and memory?

Plasmalogen supplements claim to improve cognitive function, support memory, and reduce brain fog. Find out if they work.

Hands holding puzzle in shape of head with puzzle pieces missing

What are "broad-spectrum micronutrient" supplements, and do they have greater health benefits than multivitamin/multimineral supplements?

Learn about "broad-spectrum micronutrients" and how they compare to multivitamin/multimineral supplements.

Multivitamins on a table with a multivitamin supplement nutrition label in front of the multivitamins

How can I avoid aconite – a toxin – in Aconitum supplements?

Aconite is a highly toxic alkaloid found in Aconitum plants ( also called monkshood, wolfsbane, or devil's hood). Aconite poisoning can cause low blood pressure, chest pain, increased or decreased heart rate, and irregular heart rhythm that can lead to cardiac arrest and death. Find out which supplements may contain aconite and how to avoid it.


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.

Too Many Vitamins

Contamination of Dry Shampoos with Benzene — What You Need to Know

Benzene, a carcinogen, has been detected in several dry shampoo aerosol sprays. Find out which dry shampoos were found to contain benzene and how much was in each one, plus how tips for reducing your exposure to benzene.

Dry Shampoo

Can zuPOO and its primary ingredient, cascara sagrada, cleanse the gut, improve digestion and help with weight management?

zuPOO is marketed for gut support and as a colon cleanser for weight management. Find out if research supports these claims and if ingredients in zuPOO are safe.

zuPOO supplement bottle with white background

7 Supplements That May Boost Testosterone (And 7 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

Can any supplements reverse gray hair?

Nearly 75% of adults aged 45 to 65 are affected by gray hair. Learn about what causes gray hair and find out if any supplements can help.

A young woman shows gray hair on her head on a white background
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