New facts on product categories
Read insights on studies, discoveries, and trends that shape category comparisons.
Vaping flavors and devices both appear to affect gene activity linked to disease
Coverage of a 2026 study reporting that e-cigarette flavoring and device type are each associated with changes in gene-expression patterns connected to disease risk.
Stanford reports on gas/propane stoves and indoor nitrogen dioxide
A Stanford communications article describes research on indoor NO₂ exposure from gas and propane cooking and the health implications of switching to electric.
Independent review revisits heated-tobacco aerosol chemistry
An open-access toxicology review compares emissions from heated tobacco products against combustible cigarettes.
Washington Post: protein powders and lead
A pharmacologist comments on a new report measuring lead levels in popular protein powders and shakes.
Consumer Reports tests baby formulas for contaminants
Consumer Reports publishes a test of common infant formula products screening for heavy metals and other contaminants.
Real-world exposure measurements for IQOS-style products
A PMC-indexed paper reports biomarker measurements in users of heated tobacco products under everyday conditions.
Artificial sweeteners and long-term cognitive health
The Guardian reports on a study suggesting habitual sweetener consumption may correspond to accelerated cognitive ageing.
Melamine and bamboo-blend kids' tableware: ongoing safety concerns
Food Packaging Forum and a peer-reviewed study highlight migration of melamine and formaldehyde from children's bio-based tableware.
PubMed indexed study on vaping and cardiovascular markers
A 2025 paper indexed in PubMed examines associations between e-cigarette use and cardiovascular risk indicators.
American Academy of Pediatrics: metals in baby food
HealthyChildren.org, the AAP-affiliated consumer site, summarizes pediatric guidance on heavy metals in infant and toddler foods.
The Guardian: microplastics from metal bottle caps
Reporting on a study finding microplastic contamination associated with metal bottle caps in beverages.
BfR assessment on tea bags and microplastic particles
The German Federal Institute for Risk Assessment (BfR) assesses a study reporting microplastic release from certain tea bags.
HBBF report: arsenic in rice and infant rice products
Healthy Babies Bright Futures publishes a May 2025 report measuring inorganic arsenic in commercial rice products marketed for young children.
In-vehicle air quality: benzene, formaldehyde and TVOC
An industry-status survey measures benzene, formaldehyde, acetaldehyde and total VOCs inside passenger vehicles.
EIT Urban Mobility report on transport emissions
An EIT Urban Mobility report compares lifecycle and in-use emissions across urban transport modes.
Health.com: aluminum in antiperspirant and deodorant
A consumer-health explainer reviewing whether aluminum in antiperspirants poses a meaningful risk.
New analysis of heavy metals in cocoa and chocolate
The Chocolate Life summarizes a 2025 academic study on cadmium and lead in cocoa-based products.
AGES on contaminants in roasted coffee and substitutes
The Austrian Agency for Health and Food Safety (AGES) summarizes its findings on contaminants in roasted coffee, coffee extracts and coffee substitutes.
Brake-pad dust receives renewed attention as a non-exhaust emission
The Guardian summarizes research suggesting brake-pad particles may match or exceed certain exhaust emissions for toxicity per mass.
One Earth: lifecycle analysis comparing transport options
A Cell Press / One Earth paper compares lifecycle environmental footprints across mobility options.