Ancient mix decanting profit

Bob Barter at the Grand Exchange decants Ancient mix between dose sizes for free, so the price per dose of each size is what matters. Buying one dose costs (1) 300 gp, (2) 588 gp. The best direction now is to buy the (2) and sell the (1), keeping +195,412,000 gp per 1,000 doses after the 2% GE tax. 3,011 potions of all sizes traded in the last 24 hours.

Data age: the oldest price used here is from a trade 413h ago. Prices refresh every minute.

Best direction now

Buy (2), decant at Bob Barter, sell (1): +195,412,000 gp per 1,000 doses after tax.

Per dose: pay 588 gp, keep 196,000 gp after tax. 1,000 doses is 500 (2) potions in and about 1,000 (1) potions out.

Cost per dose by size

Potion	Buy now	Cost / dose	Sell now	Kept / dose	Vol / 24h	Buy limit
Ancient mix(1)	300	300	200,000	196,000	3,011	unknown
Ancient mix(2)	1,176	588	1,509	740	0	unknown

Cost per dose is the instant-buy price divided by the doses. Kept per dose is the instant-sell price minus the 2% GE tax, divided by the doses. Per-dose figures are rounded to the gp; profits use the unrounded values.

Every direction, per 1,000 doses

Buy	Sell	Profit / 1,000 doses
(2)	(1)	+195,412,000
(1)	(2)	+439,500

Buy limits apply per dose size, so the source size's limit caps how many doses you can move every 4 hours.

Prices are instant execution on both sides, so patient offers usually do better than these numbers. See the decanting table for every profitable potion right now.