The present invention describes a pre-workout supplement designed for athletes and fitness enthusiasts, incorporating glycerol liquid to improve hydration and stamina during physical exertion. Glycerol, known for its ability to retain fluids and prolong endurance, enhances the efficacy of the formula. The supplement also features a unique packaging innovation: a scoop attached to the interior of the lid. This design ensures easy access and precise dosing while preventing the scoop from being lost within the container. The combination of a scientifically advanced formula with user-centric packaging provides a superior pre-workout experience, promoting optimal hydration and performance in a convenient and hygienic manner. This invention represents a significant improvement in the delivery and effectiveness of pre-workout supplements.

A plastic container includes a hollow body portion including a lower supporting base portion; a sidewall portion extending upwardly from the base portion; and a neck portion extending upwardly from the sidewall portion. The neck portion includes a support flange having an upper and lower surface, at least one thread, and a dispensing opening at the top of the neck portion. In embodiments, a closure may be provided to form an assembly. A preform and method for making a container are also disclosed.

An environmentally friendly fresh-keeping can and a method of manufacturing the same are provided. The environmentally friendly fresh-keeping can includes a housing, an inner container, an easy-open lid, and a bottom cover. The housing, the inner container, the easy-open lid, and the bottom cover are respectively made of a spiral paper tube, bio-based polyethylene 2,5-furanoate (PEF), aluminum, and biodegradable plastic. The inner container is mounted into the housing through an inner opening on a top of the inner container. Then the easy-open lid and the bottom cover are respectively used to seal the inner opening of the inner container and a bottom opening of the housing. The respective components are made of biodegradable, recyclable and reusable materials and able to be disassembled for recycling and reuse. Thereby the can meets requirements for environmental protection and recycling.