Kava

The roots produce a liqueur called kava. Kava has a mild aphrodisiac effect.

The Nationals MP suffered the consequences of drinking an entire shell of sakau – a traditional Micronesian kava with sedative qualities made from the root of the pepper plant – in one hit, thinking it was similar to South Pacific kava. […] While not alcoholic, sakau – like other kavas served throughout the Pacific region – is known for its narcotic sedative effect.