Home
/ CL Answers
/ Can vitamin C from a supplement cause blood in the urine and painful urination?

www.consumerlab.com/answers/can-vitamin-c-cause-blood-in-urine/vitamin-c-urination/

Save to favorites

This feature is restricted to active members.

Join now to save favorites and get all member benefits, including over 1,400 reviews.

Join Now

Already a member? Sign in here.

Our Members Asked:

Can vitamin C from a supplement cause blood in the urine and painful urination?

Written by Tod Cooperman, M.D.

Updated August 08, 2017 ⓘ

Answer:

The pain and blood in her urine could have been caused by vitamin C itself rather than by a contaminant. See the Concerns and Cautions section of the Vitamin C Supplements Review for a full explanation >>.

Join today to unlock all member benefits including full access to all CL Answers and over 1,400 reviews.

Join Now

Already a member? Sign In Here.

Join now at www.consumerlab.com/join/

Loading Comments…

Submit your comment

This feature is restricted to active members.

Join now to add comments and get all member benefits, including over 1,400 reviews.

Join Now

Already a member? Sign in here.

Agree to Comment Terms

Please abide by the following:

If you make a statement of fact, such as whether a type of treatment does or does not work, state your basis -- such as personal experience or a published study.
If you make a positive or negative comment about a product, note whether or not you have a financial interest in the product or in a competing product.
Please be respectful in your tone.
Please do not submit any type of HTML markup or scripting as it will not be accepted, nor will posts that exceed 2,500 characters.

For your privacy, only your first name (from your account) followed by a random number will appear with your comment. Your last name and email address will not be displayed.

Your comment has been submitted

We will review your comment before it is posted.

Related Reviews (1)

Vitamin C

Related CL Answers (11)

When choosing a vitamin C supplement, should you look for one that is "reduced," "L" form (l-ascorbic acid), or "natural"?

Are supplements containing "natural" vitamin C, "reduced" vitamin C, or l-ascorbic acid better than regular vitamin c or ascorbic acid supplements? Find out if these forms are better absorbed or have other advantages, plus, learn about buffered and slow-release forms of vitamin C.

What are the health benefits of amla and is it safe?

Learn about amla (Indian gooseberry), including its potential health benefits and possible safety concerns.

Amla supplement capsules being poured onto a wooden table with amla fruit in the background

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.

Does Taking Vitamin C Deplete Copper Levels? -- Oranges and Vitamin C Tablets

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.

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.

Vitamin C for Shingles (Herpes Zoster) ? -- Doctor's Notes With Shingles Diagnosis Written On It

Which supplements can cause diarrhea?

Can supplements like magnesium cause diarrhea? Find out which supplements may cause diarrhea, such as vitamin B12, curcumin, magnesium, vitamin C and fish oil.

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.

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.

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.

Vitamin Bottle and Pills Scattered on White Background

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.

Do vitamin C supplements help prevent cataracts?

Learn more about the link between vitamin C and cataracts, based on clinical evidence.

Does Vitamin C Prevent Cataracts? -- bottle of vitamin C

Join our Free Newsletter and Become a Member to View the full Review!

Become a Member to View the Latest Update: in our Review

First Name

Email Address

I want to subscribe to ConsumerLab news emails, and I understand that I will have the option in the next step to become a paying member to read the full Review.

* We do not sell or share your personal information with anyone else, ever.

Already a member? Sign in here.

Join over 90,000 Members

Find the best products with instant access to our latest tests & reviews of over 1,400 health products.

Save money by finding high-quality products at lower cost.

Stay safe with the latest clinical findings & warnings.

See answers from our experts.

Stay informed with our e-newsletter.

Join Now

Ratings of ConsumerLab

Join our Free Newsletter and Become a Member to view the full answer to Can vitamin C from a supplement cause blood in the urine and painful urination?

First Name

Email Address

I want to subscribe to ConsumerLab news emails, and I understand that I will have the option in the next step to become a paying member to read the full Answer.

* We do not sell or share your personal information with anyone else, ever.

Already a member? Sign in here.

The "Updated" date indicates when new information was most recently added to this article. In the full article, the newest information is highlighted in yellow.