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About Rainbow crab paste
"A paste made by crushing a crab."
Rainbow crab paste is a Sailing-era Herblore secondary created by grinding rainbow crabs with a pestle and mortar. It is used to brew Armadyl brews and is members-only with a Grand Exchange buy limit of 13,000 per four hours.
Item Details
Item ID31710
MembersYes
Store Value300gp
High Alch180gp
Low Alch120gp
GE Limit13,000 / 4h
Item Information
Released2025-11-19
Weight0 kg
TradeableYes
StackableYes
NoteableYes
EquipableNo
Quest itemNo
AlchableYes
DestroyDrop
OptionsDrop
Creation Recipes
HerbloreLevel 10
Materials:
Rainbow crab
Tools:Pestle and mortar
Used in production (2)
| Product | Skill | Lvl | XP | Qty |
|---|---|---|---|---|
| Armadyl brew | Herblore | 89 | 205 | 1 |
| Umbral potion (unf) | Herblore | 89 | 205 | 1 |
History (1)
- 2025-11-19
Added to the game with the Sailing update.
Market Strategy
- Profitable to process rainbow crabs into paste for GE flip
- Secondary demand tied to Armadyl brew prices
- Sailing-era item with relatively new market depth
Trading Tips
Track rainbow crab spot price; the spread between raw crab and paste drives margin
Stack with other Herblore secondaries when bulk buying