CL Answers

Are antioxidant supplements good or bad for you?

Learn more about whether antioxidants like astaxanthin, beta-carotene, coenzyme Q10, curcumin, resveratrol, selenium, vitamin A, vitamin C and vitamin E are safe and if they help prevent chronic diseases.

Which vitamins and minerals should be taken together or separately?

Find out the best way to take vitamins and minerals and which vitamins and minerals should be taken together or separately for proper absorption. ConsumerLab answer explains the best way to take vitamins and minerals.

Does the FDA approve laboratories that test supplements?

Are there FDA approved & registered laboratories for dietary supplements? Learn more about laboratories that are registered with the FDA.

Should I be concerned about supplements that contain Polysorbate 80? Is it safe?

Find out if polysorbate 80 is a safe ingredient in supplements.

How can I find supplements that are gluten-free on ConsumerLab.com?

Gluten-Free supplements & vitamin information including other dietary features like vegetarian, vegan, and kosher on ConsumerLab.com. Our answer explains.

Is fish oil safe? Is it contaminated with mercury and PCBs?

Fish oil safety, including information on contamination with mercury and PCBs.

What is the difference between forms of vitamin K2?

Learn about the different forms of vitamin K2 - MK-4 (synthetic) and MK-7 (natural, from natto).

Does garlic lower cholesterol?

Does garlic lower cholesterol? Learn more about the link between garlic, garlic supplements and cholesterol.

Can raspberry ketone help me lose weight?

Information on raspberry ketone and whether there is evidence it can help with weight loss.

Is it possible to get too much vitamin D?

Too much vitamin D can lead to adverse effects, including hypercalcemia (excess calcium in the blood).