Profile: Improvita Health Products, Inc. supplies health and wellness products. Our voice guard throat spray is a new formulation with breath fresheners that soothe strained irritated throats due to over use, coughs, colds, allergies and other irritants. Our kangaroo kids nutra chews are a great way to chew your vitamins. Nutra chews are chelated vitamin and mineral chews that safely deliver daily required nutrients, vitamins and minerals.