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Science | Mamavation

Mamavation » Science | Mamavation
cooked jasmine rice tested for arsenic

Which Jasmine Rice Products Have the Lowest Arsenic? — Rice Guide

December 30, 2025 //  by Leah Segedie

What jasmine rice products can you safely feed your family that have been tested for toxic arsenic, the most common contaminant? Mamavation accepted rice donations from women across the United States and sent them to an independent EPA-certified laboratory to test for arsenic, lead, cadmium & mercury. This consumer study will report how the …

Portrait of beautiful Asian woman working on laptop while cooking with Air Fryers in kitchen

Safest Air Fryers & Air Fryer Ovens Sans Toxic PFAS Coatings 2024

December 22, 2025 //  by Leah Segedie

Are you looking for the safest air fryer or air fryer ovens without PFAS coatings? Truth be told many of the highly-rated “favorite” air fryers on the market contain potentially toxic  proprietary nonstick coatings, and/or Per- and polyfluoroalkyl substances (PFAS), commonly referred to as "forever chemicals."  But never fret, we looked into all …

Most Non-Stick Cookware & Bakeware Contain Toxic Forever Chemical PFAS 2

Report Finds Toxic Chemicals Cost Nearly $3 Trillion in Healthcare & Environmental Issues

December 10, 2025 //  by Leah Segedie

A recent report found that hormone-disrupting chemicals, like PFAS "forever chemicals," phthalates, bisphenols, & pesticides, cost citizens nearly $3 trillion annually in healthcare costs and environmental damage. These are the exact chemical classes that Mamavation spends so much time testing for in food, beverages, personal care products, and …

Cinnamon Tested for Glyphosate, Lead, & Cadmium -- Buying Guide 4

Cinnamon Tested for Glyphosate, Lead, & Cadmium — Buying Guide

December 2, 2025 //  by Leah Segedie

Does your favorite cinnamon contain traces of the herbicide glyphosate or high amounts of lead or cadmium? This is the question Mamavation was trying to answer for our community when we sent several cinnamon products to an EPA-certified laboratory. After babies all over the country were lead poisoned from the cinnamon inside recalled baby food, our …

Green Tea Tested for PFAS "Forever Chemicals" -- Guide

Teas Tested for PFAS “Forever Chemicals” — Compilation Guide

November 18, 2025 //  by Leah Segedie

Who are the safest tea brands without PFAS "forever chemicals?" This is the question that Mamavation has been attempting to answer for you by sending the most popular tea brands to our EPA-certified laboratory to test.  After all that testing, which tea brands and tea products do we recommend? You've trusted Mamavation to bring you topics like (1) …

Tuna on a cracker that has been tested for mercury

Tuna Tested for Toxic Mercury — Guide

November 12, 2025 //  by Leah Segedie

After co-authoring a study in the journal "Toxics" on mercury in tuna products, our audience wanted more specific brand information. Since the study data was blind and did not showcase brand results, we decided to do our own additional testing of all the tuna products consumed by our audience. Which tuna brands are the safest from toxic mercury? …

Fresh deodorant. Close up of a fresh deodorant being applied on an female armpit

Indications of PFAS “Forever Chemicals” Found in Deodorants — Guide

October 8, 2025 //  by Leah Segedie

Does your favorite deodorant contain indications of PFAS "forever chemicals?" PFAS “forever chemicals” are per- and polyfluoroalkyl substances used as stain-resistant, water-resistant, & oil-resistant chemicals in commerce. These chemicals are very useful, but also incredibly persistent and toxic. Mamavation was asked if any deodorants …

Woman putting in bra the absorbent pad. Selective focus.

Nursing Pads Tested For Indications of PFAS “Forever Chemicals”

August 26, 2025 //  by Leah Segedie

Do your nursing pads contain indications of toxic PFAS, “forever chemicals?” Our audience asked Mamavation that question, and the only way to find out was to send the nursing pads used by our audience to the laboratory. So that is what we did in our latest consumer study on indications of PFAS. You’ve trusted Mamavation to bring you topics like …

Flaxseed oil that tests positive for phthalates

Flaxseed Oil Tested for Toxic Phthalates — Shopping Guide

August 12, 2025 //  by Leah Segedie

Which flaxseed oils have the least amount of toxic phthalate contamination? Phthalates are hormone-disrupting chemicals in plastics & fragrances that find their way into many foods and personal care products via contamination. To solve this puzzle, Mamavation sent several of the most popular flaxseed oils off to an EPA-certified laboratory to …

Children's Multivitamins Tested for Pesticides, PFAS, Phthalates, & Heavy Metals

Children’s Multivitamins Tested for Pesticides, PFAS, Phthalates, & Heavy Metals

July 29, 2025 //  by Leah Segedie

What are the safest children's multivitamins available with the lowest amount of toxic contaminants like pesticides, heavy metals, PFAS "forever chemicals," and phthalates? We asked our audience what children's multivitamins they were giving their kids and we sent the top nine products off to different EPA-certified laboratories to check. The …

Olive oils tested for phthalates

Olive Oils Tested for Toxic Phthalates — Buying Guide

July 8, 2025 //  by Leah Segedie

Which olive oils have the least amount of phthalate contamination? Phthalates are hormone-disrupting chemicals found in plastics that find their way into many foods and personal care products. To solve this puzzle, Mamavation sent several of the most popular olive oils off to an EPA-certified laboratory to test for several types of phthalates to …

Looking for products containing glyphosate

2 Year Global Study Deems Glyphosate Cancerous at “Safe” Levels

June 11, 2025 //  by Leah Segedie

A global scientific study examining the relationship between the most popular herbicide, glyphosate, and cancers may impact global safety levels soon. Rats exposed to glyphosate at doses deemed "safe" by regulators for human populations were found to have instead caused 6 of the top 10 most common cancers in the world. What does this mean for …

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