Natalie Slattery – Lost 8.7kg in 12 weeks View Larger Image Natalie participated in our 12 Week Challenge in April-June 2014! Natalie lost a total of 8.7kgs in the 12 week challenge and a total of 12.45% of her body weight!! By pureftp|2017-05-29T00:12:59+00:00June 14th, 2015|Testimonials|Comments Off on Natalie Slattery – Lost 8.7kg in 12 weeks