Longevva is a supplement brand focused on shared longevity for humans and pets. Its foundational powdered blends are designed to support daily cellular health, stress resilience, energy, and long-term vitality, with an emphasis on sustainable use over time. The range includes CortiZen, an adrenal support blend; CortiGen, an energy support blend; and CortiFelis and CortiCanis, foundational longevity blends for cats and dogs.

Longevva’s approach combines moderate dosing with essential minerals, vitamins, amino acids, and metabolic supports. The brand says its formulas pair nutrients with synergistic co-factors to support absorption and utilization, and are free from flavors, sweeteners, binders, and fillers. The powders are intended to mix into everyday drinks or routines and can be layered or adjusted to suit changing needs, such as stress, training, seasons, or life stage.

Alongside its products, Longevva shares educational articles on minerals, cellular health, and vitality, and offers subscriptions, customer testimonials, and a creator community. Its overall focus is practical, modular supplement support for healthy aging in people and their companion animals.