Tag: Supplement safety

Approximately three-quarters of U.S. adults use dietary supplements, yet many are unaware of the potential risks associated with excessive intake or interaction with medications. Understanding **which vitamins increase the risk of bleeding?** is crucial for anyone taking supplements, especially those on anticoagulant or antiplatelet therapy.

While vitamin K is famously known for its role in promoting blood clotting, a 2023 case report highlighted that excessive supplementation of vitamin E led to a young man's hospitalization with a bleeding disorder. This demonstrates that certain vitamins and supplements, particularly at high doses, can significantly increase bleeding time and pose a serious health risk, especially when combined with anticoagulant medications.

According to the National Institutes of Health, the blood thinner warfarin (Coumadin) has a serious interaction with vitamin K, which can compromise treatment effectiveness. Understanding **what vitamins should you not take with blood thinners** is crucial for anyone on these medications to prevent dangerous complications, such as a higher risk of clotting or excessive bleeding.

While generally considered safe for short-term use, one of the most commonly reported side effects of evening primrose oil (EPO) is gastrointestinal upset [1.3.4]. So, to answer the question, **does evening primrose give you diarrhea?** Yes, it can for some individuals, particularly at high doses [1.2.3].

The FDA has found that many sexual enhancement products are tainted with hidden pharmaceutical ingredients [1.6.5]. When considering a product like Tabs chocolate, it's crucial to understand the question: **how long does tab chocolate take to kick in** and what are the associated risks?

According to the National Institutes of Health, taking certain vitamins and minerals together can reduce their effectiveness by inhibiting absorption. To maximize health benefits, it is crucial to understand which combinations to separate and address the question: **Are there any vitamins that shouldn't be taken together**?

For individuals with healthy, fully functioning kidneys, a standard daily dose of Centrum is generally safe and effectively processed. However, the relationship between multivitamins and renal health is complex, leading many to ask: **Can Centrum affect the kidneys?** The answer depends largely on the individual's existing kidney function and supplement dosage.

Dietary surveys consistently show that a large portion of the U.S. population, sometimes estimated around 48%, consumes less than the recommended amount of magnesium [1.8.3, 1.8.5]. While deficiency is a concern, it's also crucial to know **how to tell if you took too much magnesium**, a condition known as hypermagnesemia [1.2.3].

N-acetylcysteine (NAC) is an FDA-approved prescription drug and popular supplement used for everything from treating acetaminophen overdose to breaking up mucus [1.2.1, 1.6.3]. But what are the side effects of N-acetylcysteine that you should be aware of?

While the U.S. Food and Drug Administration (FDA) has classified L-theanine as "generally recognized as safe" (GRAS) for dietary use, its relaxing effects can cause significant interactions with prescription medications. It is crucial to understand what meds should you not take with L-theanine to prevent serious adverse effects or reduced treatment efficacy.