Are comfrey, coltsfoot and borage harmful to humans?

Graphical abstract showing key results from the research paper

For many decades now, unsaturated pyrrolizidine alkaloids have been known to be potentially harmful, causing specific types of liver and lung damage, and also being carcinogenic. However the question has long been “do the amounts in key medicinal plants warrant concern?”. Many regulatory authorities around the world think so, with some of these plants being restricted for medicinal usage. This research project set out to determine the level of evidence for harm from some of these plants.

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Healthy food fads – are they any better?

Read most nutrition blogs and you’ll discover numerous posts on various amazing “healthy” foods. Quinoa – an amazing source of protein. Agave nectar – a healthy substitute for sugar. Acai berries – antioxidant superfood. But are they any better than some other common foods? Lifehacker Australia recently ran an good story pointing out that some of these “health” foods are overrated.

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Herbs, Glass Bottles & Poisons – April NHAA Sydney Chapter

Old medicine bottles in the Childers Pharmaceutical Museum

April is the first NHAA Sydney Chapter Meeting for the year, and they have asked me to speak again. But this time it will be a bit different – a pictorial conversation of herbal history, entitled “Herbs, Glass Bottles & Poisons in Childers – A Snapshot of Late 19th and Early 20th Century Herbal Medicine”.

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