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Should I be worried about lead in tampons?
Should I be worried about lead in tampons?
If you’ve been scrolling through your news feed recently, you might have come across some alarming headlines about metals in tampons. Words like “arsenic” and “lead” can understandably spark concern. With so much information out there, it’s easy to feel overwhelmed and unsure of what’s true and what isn’t.
That’s why we’re here to break it all down for you. In this article, we’ll explore the findings of a recent study that tested tampons for metal content, putting these results into context so you can understand what they really mean for your health. We’ll also discuss whether these metals pose any real risk, and if you’re looking for alternatives, we’ll introduce you to menstrual cups and discs—safe, sustainable options that are growing in popularity.
Our goal is to provide you with clear, evidence-based information so you can make informed decisions about your menstrual health. So, let’s dive in and unpack the facts together.
The study
A recent exploratory study tested 24 unique types of tampons from 14 brands, including both conventional and organic varieties. Researchers examined the absorbent part of the tampon for 16 different metals. They found arsenic, cadmium, and lead in all tampons tested, with organic tampons containing more arsenic and conventional tampons more lead. However, the small sample size and variability in the testing methods mean we need to interpret these results with caution.
Context and comparison
As Dr. Jen Gunter put it, to understand the potential risk, it's helpful to compare the metal levels in tampons to other everyday exposures. For instance, bottled water in the US can legally contain up to 5 parts per billion (ppb) of lead, arsenic, and cadmium. The study found that even the tampons with the highest levels of these metals still fall within safe limits when considering typical use. Most tampons had significantly lower levels.
Can tampons deliver these metals?
The key question is whether these metals can migrate from the tampon into the body. The extraction methods used in the study (involving nitric acid and high heat) are not reflective of real-life conditions in the vagina. Dr Kevin Folta, a horticultural science expert, explains that the ions in cotton are not very mobile. Even if some metals did leach out, the amount absorbed into the bloodstream would likely be minimal.
Understanding the source
The metals found in tampons likely originate from the soil where the cotton or other plant materials are grown. This is not unique to tampons; many plants, including kale and tea, can also accumulate metals from the soil. The findings underline the importance of soil health and the need for regulation to limit contaminants in consumer products.
Perspective on health risks
While the presence of metals in tampons is not ideal, the levels found in this study are not panic-worthy. It's essential to view these results in context. For example, prenatal vitamins and other supplements often have higher levels of these metals than tampons. Yet, there is no widespread panic over supplement use.
Dr Gunter emphasises the importance of regulation and transparency. If metals are present in tampons, we need standards to ensure they are within safe limits. The study highlights the need for more research but doesn't provide a basis for immediate concern.
Key takeaways
- The study found arsenic, cadmium, and lead in tampons, but the levels are within safety standards.
- The metals likely come from soil contamination and are found in many other consumer products.
- The extraction method used in the study does not reflect real-life conditions, making it unlikely that significant amounts of these metals are absorbed by the body.
- Regulation and further research are necessary to ensure product safety and transparency.
If you’re feeling uneasy about tampons, you might want to consider menstrual cups or discs as alternatives. Both options offer a safe, sustainable, and cost-effective way to manage your period. But the bottom line on tampons and lead? While it's good to be informed and cautious about what we put in our bodies, the current evidence does not support panic over metals in tampons.
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- Shearston JA, Upson K, Gordon M, et al. Tampons as a source of exposure to metal(loid)s, Environment International. 2024; 190: 108849. ISSN 0160-4120, https://doi.org/10.1016/j.envint.2024.108849.
- FIGO Toxic Chemicals and Environmental Contaminants in Prenatal Vitamins. https://www.figo.org/resources/figo-statements/toxic-chemicals-and-environmental-contaminants-prenatal-vitamins.
- Prenatal Supplements: Amount of Some Key Nutrients Different from Product Labels. GAO-24-106689 Q&A Report to the Chair, Subcommittee on Human Rights and the Law, Committee on the Judiciary, U.S. Senate. Dec 12, 2023. https://www.gao.gov/assets/d24106689.pdf.
- Schwalfenberg G, Rodushkin I, Genuis SJ. Heavy metal contamination of prenatal vitamins. Toxicol Rep. 2018 Mar 6;5:390-395. doi: 10.1016/j.toxrep.2018.02.015.
- Seltenrich N. Untested, Unsafe? Cannabis Users Show Higher Lead and Cadmium Levels. Environ Health Perspect. 2023 Sep;131(9):94001. doi: 10.1289/EHP13519. Epub 2023 Sep 25. PMID: 37747406; PMCID: PMC10519194.
- Schwalfenberg G, Genuis SJ, Rodushkin I. The benefits and risks of consuming brewed tea: beware of toxic element contamination. J Toxicol. 2013;2013:370460. doi: 10.1155/2013/370460. Epub 2013 Oct 23. PMID: 24260033; PMCID: PMC3821942.
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