Honey is a natural sweetener with a complex composition. Honey features vary depending
on the botanical source and geographical origin, as well as climatic, processing and storage …

Pyrrolizidine alkaloids (PA) are widely distributed in plants throughout the world, frequently
in species relevant for human consumption. Apart from the toxicity that these molecules can …

Background In the last years, several food alerts have identified high levels of pyrrolizidine
alkaloids (PAs) in a wide variety of food products, highlighting their occurrence as a …

The separation, identification and quantification of constituents in complex plant extracts
always has been, and most likely will be, a challenging task. Nevertheless, today a …

Pyrrolizidine alkaloids (PA) are secondary metabolites of plants, which are mostly found in
the genus Senecio, Echium, Crotalaria, and Eupatorium. The presence of 1, 2-unsaturated …

Consumers often believe that" natural food" is harmless, however naturally occurring toxins
in food represent a health risk to humans. Honey as a natural, nutritious sweetener, is one of …

Pyrrolizidine alkaloids (PAs) have been detected in tea and can threaten human health.
However, the specific source of PAs in tea is still unclear. Here, 88 dried tea products …

Awareness about pyrrolizidine alkaloids (PAs) and tropane alkaloids (TAs) in food was
recently raised by the European Food Safety Authority stressing the lack of data and gaps of …

Natural toxins include a wide range of toxic metabolites also occurring in food and products,
thus representing a risk for consumer health. In the last few decades, several robust and …

Pyrrolizidine alkaloids are natural secondary metabolites that are mainly produced in plants,
bacteria, and fungi as a part of an organism's defense machinery. These compounds …