Compost potion(4) trades around 58 gp now, -67.3% this week, 7-day range 1–60.
Flippers place a buy offer near the low and sell near the high.
“Pour this on compost to turn it into super-compost.”
Compost potion(4) last traded at 95 gp (insta-buy) and 20 gp (insta-sell) on the Grand Exchange. After the GE tax on a sale, that leaves a margin of 74 gp per item. 7,289 were traded in the last 24 hours. It is a members' item.
Hourly mid price, the average of the buy and sell prices. Volume counts both sides.
Daily GE guide prices from 7 Mar 2015 to 11 Oct 2026, from the OSRS Wiki. Data as of 11 Oct 2026.
Tax: Selling one at 95 gp costs 1 gp in tax (2% of the sale price, rounded down, capped at 5m gp). Tax-exempt items →
Compost potion(4) last sold for 20 gp (instant sell) and was last bought for 95 gp (instant buy) on the Grand Exchange.
You can buy 50 Compost potion(4) every 4 hours. The 4 hours start from your first purchase, and only buying counts towards the limit.
High alchemy turns Compost potion(4) into 72 gp. Buying one at 95 gp and casting with a nature rune at 138 gp costs 233 gp. That is a loss of 161 gp per cast at the latest prices, so it is not worth alching for profit right now.
No. Selling one at 95 gp costs 1 gp in tax (2% of the sale price, rounded down, capped at 5m gp).
The highest daily guide price on record for Compost potion(4) is 20,000 gp, on 7 Mar 2015. The lowest is 1 gp, on 12 Jun 2023.