Compost potion(1)
Pour this on compost to turn it into super-compost.
Compost potion(1) is a members-only item on the OSRS Grand Exchange. Recent trades put the high price at 2 GP (8h ago) and the low price at 1 GP (12h ago). Buying at the low price and selling at the high price would leave 1 GP per item after the 2% tax (100.00% of the buy price). You can buy up to 50 every four hours. High Alchemy would lose 149 GP per cast if you bought it at the low price and paid for the nature rune. 207 were traded in the last 24 hours.
| High | 2 GP () |
|---|---|
| Low | 1 GP () |
| Tax | 0 GP |
| Margin | 1 GP |
| ROI | 100.00% |
| Buy limit | 50 every 4 hours |
| High alchemy | 18 GP |
Buy price (insta-sell / low): 1 GP
Sell price (insta-buy / high): 2 GP
Margin after tax: 1 GP per unit. No Grand Exchange tax applies at this price.
Buy limit: 50 every 4 hours.
The full buy limit of 50 Compost potion(1) costs 50 GP at the current buy price. Across that quantity, the after-tax margin is 50 GP.
- Grand Exchange buy limit: 50 every 4 hours
- Members-only item
- High alchemy value: 18 GP
- Low alchemy value: 12 GP
- Base value: 30 GP
Compost potion(1) price history
- Over the past 90 days, the average high ranged from 1 GP to 420 GP across 8 hourly samples. From 2026-08-20 UTC to 2026-10-26 UTC, it moved from 2 GP to 1 GP (-1 GP, -50.00%).
- Over the past 90 days, the highest average high was 420 GP on 2026-10-15 UTC, and the lowest was 1 GP on 2026-10-26 UTC.
As of 2026-10-26 UTC. See this week's market summary.
To cite this page: QuantScapers, "Compost potion(1) price history", based on OSRS Wiki real-time price data through 2026-10-26 UTC. Calculations by QuantScapers.
What is the Grand Exchange buy limit for Compost potion(1)?
You can buy up to 50 Compost potion(1) every 4 hours on the Grand Exchange.
Is Compost potion(1) a members-only item?
Compost potion(1) is a members-only item and requires OSRS membership to trade.
What is Compost potion(1)'s current buy and sell price?
At the latest update, Compost potion(1)'s insta-sell (low) price is 1 GP and its insta-buy (high) price is 2 GP on the Grand Exchange.
How much Grand Exchange tax applies to Compost potion(1)?
Compost potion(1) trades below 50 GP at the current quote, so no Grand Exchange tax applies.
What does a full buy limit of Compost potion(1) cost?
Buying the full limit of 50 Compost potion(1) costs 50 GP at the current insta-sell price of 1 GP each.