https://www.livekeen.co/ https://www.livekeen.co/images/how-it-works/keen-how-it-works-at-home-lab-appointment-confirmed.webp Test your baseline Appointment confirmed notification over a man's arm at home — baseline lab testing scheduled with Keen https://www.livekeen.co/images/how-it-works/keen-how-it-works-app-testosterone-lab-results.webp Results explained Keen app dashboard showing a total testosterone trend with free testosterone and estradiol in range https://www.livekeen.co/images/how-it-works/keen-how-it-works-physician-protocol-testosterone-spray.webp Build your protocol Physician-set Keen protocol card — 10, 15, or 20 mg dose, two sprays each morning, re-check every quarter https://www.livekeen.co/images/how-it-works/keen-how-it-works-testosterone-spray-rx-delivery.webp Spray, delivered Keen delivery tracking — prescription shipped in a keen box, arriving in 2 days https://www.livekeen.co/images/value-cards/card-3-spray-forearm-2026-08-10.webp Two sprays in the morning, and you're on your way. A man sprays Keen Testosterone Spray Rx onto his inner forearm at a bathroom sink, seen over his shoulder. https://www.livekeen.co/images/value-cards/card-1-rising-line-2026-08-21.webp One program, tuned to your numbers. A man in a white tank top stands with his eyes closed and his chin lifted, against a pale blue wall crossed by a thin white line. https://www.livekeen.co/testosterone-spray-rx https://www.livekeen.co/images/product/keen-testosterone-spray-rx-bottle-20mg-perspray-upright-white-1600.webp Keen Testosterone Spray Rx Keen Testosterone Spray Rx is a compounded testosterone topical spray. Two metered sprays each morning, applied to the inner forearm or upper arm. https://www.livekeen.co/learn/faq https://www.livekeen.co/images/faq/whats-included.webp What's included? One membership, and it buys access to the whole program rather than a list of things you pay for one at a time. No surprise fees. https://www.livekeen.co/images/faq/therapy-timeline.webp What's the timeline to get on to therapy? It depends on one thing: whether you already have recent testosterone labs. With labs, you're usually on therapy by day 7. Without, day 8 or 9 — the extra time is your lab kit travelling to you and… https://www.livekeen.co/images/faq/what-arrives.webp What actually turns up at my door? Keen Testosterone Spray Rx — a metered spray bottle holding a 30-day supply, prescribed to you at your strength. Two sprays each morning, on the skin. https://www.livekeen.co/images/faq/what-do-you-test.webp What do you test? The same panel every time, so you and your physician are reading a trend rather than a single number. https://www.livekeen.co/images/faq/data-protected.webp How is my data protected? Your health data is yours. We hold it because your physician needs it to dose you properly — not for any other reason, and not for anyone else. https://www.livekeen.co/images/faq/spray-technology.webp How does the spray technology work? Think of sugar in water. Stir it in and you can’t pick the grains back out — the sugar goes wherever the water goes. https://www.livekeen.co/images/faq/why-spray-vs-shot.webp Why a spray instead of a shot? Same testosterone — the difference is how you take it. A weekly shot is 6 needles a month, every month, 14 steps to inject, and about 9 minutes of inject + clean-up. Keen is 0 needles. Ever. 2 steps… https://www.livekeen.co/images/faq/how-to-use.webp How do I use a spray? Two sprays each morning, on clean, dry skin. Start to finish, about sixty seconds. https://www.livekeen.co/images/faq/build-protocol.webp How do you build my protocol? Your protocol is built from your labs, not a template. Here's how it gets there. https://www.livekeen.co/images/faq/care-team.webp Who's on my care team? Real, licensed U.S. clinicians who specialize in hormone therapy, not a chatbot. The same physician who reads your first labs is the one who sets your dose and adjusts it later, so nobody is picking… https://www.livekeen.co/images/faq/levels-change.webp What if my levels change? Your dose isn't set once and forgotten. As your bloodwork shifts, your physician adjusts it to keep you in range. https://www.livekeen.co/images/faq/messaging.webp What can I message about? Open the member portal, send a message, and it goes straight to your provider or to support. No appointment, no phone tag.