Supercompost price in OSRS — live Grand Exchange data

About Supercompost

In game it is examined as “Super-good for the smallest or largest of plants.” Supercompost is members-only, so a membership is needed to trade or use it. The base game value is 85 gp, which is what shops price from rather than what players pay.

Supercompost buy limit

The Grand Exchange lets one account buy 2,000 every 4 hours. That is enough to build a real position inside a day. Filling it once costs about 62,000 gp at the 31 gp price recorded on 11 October 2026. The limit is per account and resets on a rolling 4-hour timer.

GE tax on Supercompost

The 2% sale tax is rounded down, and at 31 gp it rounds to nothing — sales under 50 gp are untaxed, so a flip here keeps its whole margin.

High alching Supercompost

High alchemy turns one Supercompost into 51 gp. That is less than the 142 gp nature rune the cast costs, so alching Supercompost always loses money.

How much Supercompost trades

Supercompost sees about 166.1K trades a day, which makes it heavily traded — orders at a fair price usually fill quickly. That is roughly 83 times the 2,000 buy limit.

Supercompost FAQ

How much is Supercompost in OSRS? Supercompost is 31 gp on the Grand Exchange as of 11 October 2026, with an insta-sell of 30 gp. The chart above is live.

What is the buy limit for Supercompost? 2,000 every 4 hours.

Can you high alch Supercompost for profit? No — the alch value is 51 gp and the nature rune alone costs 142 gp.

Do you need members for Supercompost? Yes, Supercompost is members-only.