Sanfew serum(4)
“A 4 dose Sanfew Serum.”
MembersTradeable (not for Ironmen)High alch 180 gp
Sources from the OSRS Wiki's drop, shop and recipe data (CC BY-NC-SA 3.0), checked 2026-10-09. Item sprite © Jagex.
As an Ironman: dropped by Calvar'ion (level 264), made with 65 Herblore.
Monster drops
| Dropped by | Level | Quantity | Rarity |
|---|---|---|---|
| Vet'ion | 454 | 20 (noted) | 5/126 |
| Calvar'ionEasiest | 264 | 6 (noted) | 5/128 |
| Kraken | 291 | 2 | 4/128 |
| Thermonuclear smoke devil | 301 | 2 | 3/107 |
Best rates first, plus the lowest-level monsters that drop it.
Make it yourself
Needs 65 Herblore · 72 Herblore XP
Needs 65 Herblore · 192 Herblore XP
Other sources
Minigames, reward chests, clues, skilling and other non-combat sources.