Improving your VO₂ max—the maximum amount of oxygen your body can utilize during intense exercise—starts with the basics: aerobic training, consistent conditioning, and progressive overload. Whether through tempo runs, zone 2 cardio, or high-intensity intervals, your training is the engine that drives cardiovascular efficiency. 

In a world filled with immune-boosting claims, two ingredients are rising above the noise: collagen peptides and bovine colostrum. While traditionally known for supporting skin, joints, and digestion, new research indicates that both may play a role in fortifying the immune system—especially when paired together. 

At ARC (Active Research Collective), we didn’t set out to build just another supplement brand. We set out to build a better standard—one based on real science, clean sourcing, and radical transparency.