Eat Water Slim Pasta Spaghetti Organic [270g x 6] Slim Pasta contains no water, so there is no need to drain and the texture is a lot more al dente, giving Slim Pasta a far closer consistency to regular Italian style pasta than ever before. The weight loss secret is in the Konjac flour, which is rich in glucomannan. Glucomannan helps you lose weight by slowing digestion and prolonging the satisfying feeling of fullness. The Slim range consists of Slim Pasta Penne, Slim Pasta Fettuccine, Slim Pasta Spaghetti, Slim Rice, and Slim Noodles and our on the go healthy ready meals range. New Recipe. Low in calories. Gluten-free, fat-free, sugar-free & wheat-free. Source of fibre.