There's no obligation here
You are not required to disclose a medication to someone you're dating, especially early on — this is fundamentally a private medical decision, not something owed to a new partner as a matter of honesty. That said, many people choose to share it at some point, whether for practical reasons (a visible injection, dietary changes) or because they want a partner to understand a significant part of their health picture.
Deciding whether and when
Consider: how serious is the relationship becoming, are there practical reasons it's likely to come up (a weekly injection routine, noticeably different eating patterns), and how comfortable are you with a partner's potential reaction, informed by the framing issues covered in our guide on obesity as a chronic disease vs. a lifestyle choice.
If you decide to share it
A simple, matter-of-fact framing tends to land better than an over-explained one: "I'm on a GLP-1 medication for my health — it's something I've worked through with my doctor." You don't owe a detailed medical history or justification beyond what you're comfortable sharing.
If they respond with the "easy way out" narrative
This is a common enough reaction that it's worth preparing for. See our guide on talking to skeptical friends and family for grounded responses — much of it applies directly here. How someone reacts to this disclosure can also be useful information about how they'll handle other health topics as the relationship develops.
The bottom line
This is your information to share on your own timeline and terms — there's no "right" time, only what feels right for you and the relationship as it develops.