Compost potion(4)
P2PBuy limit: 50·last trade 21m ago
Confidence
Confidence27%
One score blending fill chance, market volume and profit quality.
Fill chance48%
Volume21%
Profit16%
Suggested prices
ConservativeSafe fillsBigger margins
Buy at13
Buy fills48%
Sell at14
Sell fills48%
Net / item1 (7.7%)
Est. profit / 4h50
50 units · 48% fill confidence
Insta-sell
12
cheapest buy (full spread)
Insta-buy
15
dearest sell (full spread)
Gross margin
3
GE tax
0
2% per item, max 5M
Net margin
3
25.0% ROI
Volatility
127.2%
price noise (1h history)
How to flip the Compost potion(4)
The Compost potion(4) is a members-only Old School RuneScape item — “Pour this on compost to turn it into super-compost.”. Its Grand Exchange buy limit is 50 per 4 hours. Right now it buys at 12 gp and sells at 15 gp — a net margin of 3 gp (25.0% ROI) after the 2% Grand Exchange tax. High alchemy yields 72 gp.
To flip it, place a buy offer near 12 gp and a sell offer near 15 gp; the spread minus GE tax is your profit. Confidence figures are model estimates from live OSRS Wiki prices, not guarantees — flip responsibly.
Price history
● insta-buy● insta-sell● moving avg
Why this fill score
Trading volume24%
Two-sided liquidity100%
Recent activity84%
Size vs market25%
Why this profit score
Spread persistence0%
No price spike9%
Margin plausibility100%