Two supplements that doctors warn you

Supplements are widely available nowadays, catering to a variety of needs. They offer a range of benefits, such as improved sleep, a calmer mind, faster weight loss, a healthier heart, and more.

Although it is worth mentioning that supplements can be a beneficial means to ensure you receive essential nutrients for optimal well-being, it is vital to acknowledge that supplements may have drawbacks as well.

It is important to note that certain supplements can have adverse effects when consumed in high doses, combined with specific medications, or when pre-existing conditions are present.

Some types of accessories, particularly those affecting kidney and liver health, may pose a risk, especially if there is a history of organ-related issues.


To maintain the health of your kidneys and liver, it is essential to avoid specific options. We consulted registered dietitian Jesse Feder, RDN, CPT, to uncover potentially harmful supplements.

According to him, fat-soluble vitamins such as vitamins A, D, E, and K and kava are considered risky choices. Continue reading to understand how these choices can impact the health of your kidneys and liver.

1. “Fat-soluble vitamins and their impact on kidney and liver health”

Daily intake of vitamins can effectively supplement essential nutrients that your diet may lack. According to Feder, taking average vitamins A, D, E, and K poses no harm.

However, it is essential to note that excessive consumption of certain supplements can potentially harm your liver and kidneys.

Vitamins such as these are classified as fat-soluble, meaning that, unlike water-soluble types, they are not easily excreted through urine.

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Excessive intake may result in accumulation, potentially causing harm to vital organs like the kidney and liver, as cautioned by Feder. Hence, monitoring your vitamin intake and adhering to the recommended dosages is crucial.

Moreover, it is advisable to obtain vitamins from whole foods for optimal benefits.

2. Kava and kidney and liver health

Kava is a well-known supplement used to alleviate stress and induce a state of calmness in the mind and body. Tea is most commonly consumed in its brewed form. However, knowing the potential risks associated with regular kava consumption is essential.

Studies have shown that regular use of kava can impact liver health by affecting enzyme and antioxidant activity, potentially leading to liver damage.

Kidney Health

Additionally, kava has the potential to decrease blood flow to the kidneys and increase the production of harmful metabolites, which can have a detrimental effect on kidney health.

Therefore, it is crucial to consider the potential risks and consult a healthcare professional before incorporating kava into your routine.

It is crucial to adhere to the recommended doses when consuming kava, just like any other supplement. Furthermore, it is advisable to select high-quality and reputable brands for your safety.

Kidney Problems

However, if you have existing liver or kidney problems, it is best to avoid this supplement and explore alternative stress management techniques.

Ultimately, it is essential to remember that while supplements offer benefits, they also carry risks.

To minimize these risks, following guidelines, consulting with your doctor, and prioritizing caution whenever possible is recommended.

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