Showing Results for Emergen-C
Product Reviews (1)
CL Answers (15)
Is Ester-C the best form of vitamin C?
Info on Ester-C Vitamin C, including which form of vitamin C is best, fully-reduced, liposomal and others based on absorption and side effects. ConsumerLab.com's answer explains.
Some vitamin C products claim to use fully reduced vitamin C. Is this important?
Learn more about fully reduced vitamin C, including tips on how best to store vitamin C supplements.
Is liposomal vitamin C (sold as Lypo-Spheric) better than other forms of vitamin C?
Liposomal vitamin C information, including absorption facts and current evidence.
How are you staying healthy during the coronavirus pandemic?
Tips for staying healthy during the coronavirus (COVID-19) pandemic. Tips from ConsumerLab members for maintaining physical health, mental health and social well-being during COVID-19.
Do vitamin C supplements help prevent cataracts?
Learn more about the link between vitamin C and cataracts, based on clinical evidence.
Can vitamin C reduce the pain of shingles?
Can taking vitamin C for shingles help reduce pain and post-shingles pain, otherwise known as post-herpetic neuralgia? ConsumerLab.com's answer explains.
Can vitamin C from a supplement cause blood in the urine and painful urination?
Find out if vitamin C supplements can cause bloody or painful urination, or if this is due to contamination.
Is it possible to take too much vitamin C?
Find out the daily value of vitamin C, along with possible side effects of excessive vitamin C intake. ConsumerLab explores the topic of proper vitamin C supplement usage, and why taking too much can be harmful.
Does taking vitamin C (1,000 mg) deplete copper in the body?
Find out if taking vitamin C supplements can deplete copper levels in the body and cause copper deficiency. ConsumerLab.com's answer explains.
Some websites claim that synthetic vitamin C in supplements may be a combination the active "L" form and the inactive "D" form of ascorbic acid. Is that true? Should I be concerned?
Learn more about the forms of vitamin C.
Are there negative interactions between the following supplements and 60 mg of beta-sitosterol with dinner: Vitamin C (500 mg), CoQ10, grape seed extract, fish oil, vitamin D3/calcium/magnesium/zinc?
Learn about drug interactions & proper dosages for supplements such as CoQ10, vitamin D & C, fish oil, magnesium, zinc and grape seed extract.
Does Z-Stack multivitamin work to boost the immune system, and is it safe?
Find out about Z-Stack, including if it can help boost the immune system and if it is safe to use at the suggested dose.
I've been taking a Daily Advantage multi but am now concerned by the very high % DV for vitamin C (833% DV), niacin (325% DV), and B vitamins (over 1,000% DV for several). What do you think?
Learn about the safety of taking multivitamins containing far more than Daily Values, including upper and lower limits for nutrients.
Which supplements help reduce the risk of colorectal cancer?
Find out which supplements may reduce the risk of colorectal cancer, including folate, fiber, selenium, and vitamin D.
What are omega-7 fatty acids? Do I need to take these if I already take fish oil?
Learn what omega-7 fatty acids are and if you need to also take them while taking fish oil. See the varying amounts of omega-7 fatty acids in fish and krill oil supplements.