However, other studies suggest that if used alone it has to be given in such high amounts to be effective that it can be poisonous to the body.Manufacturers claim colloidal silver is non-toxic and safe for humans, animals, plants and all multi-celled living matter — but are yet to get the green light officially.More than 10ppm, and it could cause a build-up in toxicity.'You can excrete silver from the body as long as it's not in high doses,' she says.'So, there are preparations of colloidal silver that you can buy which are safe to take, and I know people who say they are wonderful.'I personally don't take them because I haven't seen any evidence that demonstrates that they work internally.'Silver is a 'cation', meaning it is a positively charged ion which seeks out negative ions and bacteria, and neutralises them.Many would put her age-defying agility and enviable figure down to her professional ballet training and regular Pilates.
Although silver was sidelined when antibiotics were introduced in 1938, it's still found in sticking plasters and dressings, plus the coating on hospital implements and catheters, to prevent infection, as well as the water systems in space shuttles.Although it is neither approved nor banned by the U. Food and Drug Administration (FDA), in the Nineties the FDA ruled that 'drug products containing colloidal silver ingredients or silver salts for internal or external use are not generally recognised as safe and effective'.Anthony Hilton is professor of applied microbiology at Aston University and says scientific evidence doesn't support the use of colloidal silver as an oral supplement.Hollywood actress Gwyneth Paltrow is also a fan and uses hers as a spray when she goes on flights to ward off germs, she revealed on her lifestyle website, Goop recently.And now, thanks to the 'Debbie effect', it's finding its way into more of our bathroom cabinets.