Amylase crystal
Good for enhancing a super energy potion.
Amylase crystal is a members-only item on the OSRS Grand Exchange. Recent trades put the high price at 388 GP (6m ago) and the low price at 375 GP (11m ago). Buying at the low price and selling at the high price would leave 6 GP per item after the 2% tax (1.60% of the buy price). You can buy up to 11,000 every four hours. High Alchemy would lose 527 GP per cast if you bought it at the low price and paid for the nature rune. 1,039,680 were traded in the last 24 hours.
| High | 388 GP () |
|---|---|
| Low | 375 GP () |
| Tax | 7 GP |
| Margin | 6 GP |
| ROI | 1.60% |
| Buy limit | 11,000 every 4 hours |
| High alchemy | 12 GP |
Buy price (insta-sell / low): 375 GP
Sell price (insta-buy / high): 388 GP
Margin after tax: 6 GP per unit. Grand Exchange tax on a sale is 7 GP.
Buy limit: 11,000 every 4 hours.
The full buy limit of 11,000 Amylase crystal costs 4,125,000 GP at the current buy price. Across that quantity, the after-tax margin is 66,000 GP.
- Grand Exchange buy limit: 11,000 every 4 hours
- Members-only item
- High alchemy value: 12 GP
- Low alchemy value: 8 GP
- Base value: 20 GP
Amylase crystal price history
- Over the past 7 days, the average high ranged from 330 GP to 430 GP across 70 hourly samples. From 2026-11-01 UTC to 2026-11-08 UTC, it moved from 399 GP to 390 GP (-9 GP, -2.26%).
- Over the past 30 days, the average high ranged from 312 GP to 543 GP across 309 hourly samples. From 2026-10-09 UTC to 2026-11-08 UTC, it moved from 420 GP to 390 GP (-30 GP, -7.14%).
- Over the past 90 days, the average high ranged from 308 GP to 650 GP across 939 hourly samples. From 2026-08-10 UTC to 2026-11-08 UTC, it moved from 604 GP to 390 GP (-214 GP, -35.43%).
- Over the past 90 days, the highest average high was 650 GP on 2026-08-16 UTC, and the lowest was 308 GP on 2026-09-29 UTC.
As of 2026-11-08 UTC. See this week's market summary.
To cite this page: QuantScapers, "Amylase crystal price history", based on OSRS Wiki real-time price data through 2026-11-08 UTC. Calculations by QuantScapers.
What is the Grand Exchange buy limit for Amylase crystal?
You can buy up to 11,000 Amylase crystal every 4 hours on the Grand Exchange.
Is Amylase crystal a members-only item?
Amylase crystal is a members-only item and requires OSRS membership to trade.
What is Amylase crystal's current buy and sell price?
At the latest update, Amylase crystal's insta-sell (low) price is 375 GP and its insta-buy (high) price is 388 GP on the Grand Exchange.
How much Grand Exchange tax applies to Amylase crystal?
A sale of Amylase crystal pays the standard 2% Grand Exchange tax, which is 7 GP per unit at the current price.
What does a full buy limit of Amylase crystal cost?
Buying the full limit of 11,000 Amylase crystal costs 4,125,000 GP at the current insta-sell price of 375 GP each.