This paper aims to validate the reversal of the burden of proof regarding the non-existence of untimely dismissal. given that in the workplace the worker is considered the weakest part of the labor relationship and untimely dismissal is a social problem in Ecuador. for which compensation has been determined in legal regulations. provided that it has been voluntarily recognized or prov... https://www.parisnaturalfoodes.shop/product-category/glucosamine-sulfate/