Tyana Grundig

Tyana Grundig is an award-winning investigative journalist with CBC Marketplace. If you have a story tip, contact us at marketplace@cbc.ca

Latest from Tyana Grundig

Marketplace

Want to know how much added sugar is in your favourite foods? Canadian companies don't have to tell you

Despite having to disclose many details about ingredients, specific allergens, calorie counts and other nutritional information on labels, food manufacturers are not required to include the amount of added sugar a product contains and don’t have to disclose that information to an inquiring consumer, a CBC Marketplace investigation has found.
Marketplace

B.C. boy permanently brain damaged after eating lettuce contaminated with E. coli

Marketplace finds out why outbreaks of E. coli keep happening with romaine lettuce — and meets a B.C. family whose young son was sickened, and will never be the same.
Marketplace

Is an $800 purifier best to clean your home's air? Marketplace tested 5 top brands and their claims

A CBC Marketplace investigation has found out just how effective air purifiers are at cleaning the air in your home at a time when the coronavirus pandemic is forcing us all to spend more time indoors.
Marketplace

Marketplace tested over 20 different masks. Here's what will best protect you and others during the pandemic

Public health officials have said masks are critical to reducing the spread of COVID-19, but rigorous tests conducted on behalf of CBC's Marketplace found that while some work very well, others offer little protection from particles that transmit the novel coronavirus. And one type of mask can even spread the particles to others.
MARKETPLACE

Looking for local appliance repair? Why you can't always trust what you find on Google Maps

If your washing machine is on the blink and you're looking for appliance repair, be wary — new evidence from an investigation by CBC's Marketplace reveals that you can’t always trust Google when it comes to finding a reliable local appliance repair person.
Marketplace

Hidden cameras and secret trackers reveal where Amazon returns end up

It’s safe to say that online shoppers like the promise of easy — and even better, free — returns. But it may surprise consumers to learn what can actually happen to all those unwanted items. 
MARKETPLACE

Shrimp containing antibiotic-resistant bacteria found in Canadian grocery stores

A CBC Marketplace investigation has found worrying levels of antibiotic-resistant bacteria on imported shrimp bought at major grocery stores across Canada.
MARKETPLACE

Some baby foods sold in Canada would be 'illegal in Europe,' arsenic testing shows

A CBC Marketplace-Radio-Canada investigation into baby cereals and snacks has found that the arsenic levels in two Canadian rice-based products would see them pulled off store shelves in Europe, according to one of the world's leading arsenic experts.
MARKETPLACE

Social engineering is the new method of choice for hackers. Here's how it works.

Is your name and your phone number all it takes for a hacker to take over your cellphone account? Marketplace's latest investigation has found that just a few pieces of personal information could leave you vulnerable.
Marketplace

American apple juice is clearly labelled, but Canada's rules leave consumers in the dark

Bearing glossy red fruit, phrases like "Canada Choice" or "prepared in Canada," and other subtle hints, the packaging on apple juice gives Canadian consumers the impression they're drinking apples from this country.

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