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About Amylase crystal
"Good for enhancing a super energy potion."
Amylase crystal is a members-only Herblore secondary used to convert super energy potions into stamina potions at level 77.
Item Details
Item ID12640
MembersYes
Store Value20gp
High Alch12gp
Low Alch8gp
GE Limit11,000 / 4h
Item Information
Released2014-07-03
UpdateStamina Potions
Weight0 kg
TradeableYes
StackableYes
NoteableNo
EquipableNo
Quest itemNo
AlchableYes
DestroyDrop
OptionsDrop
Creation Recipes
Shops (3)
| Shop | Location | Stock | Price | World |
|---|---|---|---|---|
| Grace | Rogues' Den | — | — | F2P |
| Worm Tongue | Colossal Wyrm Remains | — | — | F2P |
| Pirate Jackie the Fruit | Brimhaven Agility Arena | — | — | F2P |
Used in production (1)
| Product | Skill | Lvl | XP | Qty |
|---|---|---|---|---|
| Stamina potion | Herblore | 77 | 102 | 4 |
History (2)
- 2014-07-10Amylase Tradeable
Amylase crystals were made tradeable as originally intended.
- 2014-07-03Stamina Potions
Initial release alongside stamina potions and the Rogues' Den exchange.
Market Strategy
- 10 Marks of Grace yield 100 crystals
- Compare GP per Mark vs Graceful recoloring value
- 4 crystals plus Super energy(4) makes Stamina(4)
- Rooftop agility courses are the main supply
- Marks untradeable, crystals tradeable
- Stamina demand keeps pricing consistent