Combined exposure to high amounts of lead, cadmium, mercury and arsenic increases risk of kidney damage People can come into contact with chemicals that may affect their health through food and drinking water.
Potassium intake and risk for hyperkalaemia reviewed It is nearly impossible to get an overdose of potassium from natural food sources.
Adequate limit value for pyrrolizidine alkaloids in herbal tea and herbal preparations Pyrrolizidine alkaloids (PAs) are natural toxins occurring in a wide variety of plants, including herbs.