Prime Journal

Active in your 40s or 50s and noticing your body isn't responding like it used to? Here's the science behind the midlife performance gap — and how to close it.

L-Theanine is the amino acid behind R5's smooth, sustained focus. Here's how it works, why it matters for active adults over 40, and why R5 is caffeine-free.

Beetroot nitrate boosts blood flow, reduces oxygen cost, and improves endurance. Here's how it works, what dose you need, and why RedNite® beetroot extract is in R5®.

Creatine after 40 supports muscle strength, brain function, bone density, and recovery. Here's what the science says about creatine for active adults in their 40s and 50s — and how to take it safely.

Revive5’s blend supports your body on multiple levels—fueling cellular energy, boosting muscle strength, improving circulation, and sharpening mental clarity.

Stress and nutrition are tightly linked — what you eat affects how your body responds to pressure. Here's what works for active adults in their 40s and 50s.