... perhaps. In a sense.

[ Now that Clive says it, it does seem that way, doesn't it? But a bit more potent than just a normal potion. At least his brother still wants to drink it, so he won't press too much. It's... a compliment? ]

If you start feeling odd, I could try to heal you. Whether it will help or not remains to be seen, but it would be a good test just in case.