Walthamstow.London - Institut Katharos http://walthamstow.london/News/institut-katharos/ Colloidal silver (argent colloïdal) used to be a famous product in the past before it was finally taken away from the shelves because of its alleged ineffectiveness as determined by the FDA but the story does not end here. Although the FDA has called it ineffective it is still used widely people all over the world in the cure of many diseases like yeast allergies, scarlet fever, bacterial ail Thu, 24 Nov 2016 04:52:59 UTC en