# Sanfew serum(4) price

> Sanfew serum(4) Grand Exchange price right now (18,779 gp), with buy and sell prices, 24h volume, our own price history, buy limit, high alch profit and the GE tax.

Canonical: https://osrsgrandexchange.com/items/sanfew-serum-4
Last updated: 2026-11-02

Members item. Item id 10925.

Examine: “A 4 dose Sanfew Serum.”

## Price now

Prices as of 2026-11-02 00:20 UTC.

**Sanfew serum(4) is 11% below its 30-day average.**

|  |  |
| --- | --- |
| Price | 18,779 gp |
| 90-day range (daily averages) | 17,894–22,576 gp |
| 30-day average | 21,207 gp |
| Change 24h / 7d / 30d | +1.3% / -0.8% / +3.4% |
| Instant buy | 18,923 gp (2026-10-30 08:29 UTC) |
| Instant sell | 18,635 gp (2026-10-30 08:28 UTC) |
| Volume 24h | 342,753 |
| 1h average buy / sell | 19,386 / 19,146 gp |
| 24h average buy / sell | 20,588 / 20,200 gp |
| Buy limit (4h) | 2,000 |

## Selling

- GE tax each: 378 gp
- You receive: 18,545 gp
- Flip margin after tax: -90 gp
- Per buy limit: -180,000 gp

## High alchemy

- High alch value: 180
- Low alch value: 120
- Profit per cast: -18,895 gp

Buying one at the instant-buy price plus a nature rune; fire runes assumed from a staff.

## Sanfew serum(4) price, last 7 days

Hourly averages from our own history.

|  | Instant-buy average | Instant-sell average |
| --- | --- | --- |
| Oct 26, 2026 (first point) | 19,956 | 19,645 |
| Oct 30, 2026 (last point) | 19,386 | 19,146 |

Range plotted: 18,141 to 20,441 gp, over 82 points.

## Sanfew serum(4) price history

Daily averages. Since Apr 8, 2026 the lowest daily sell average was 16,354 gp and the highest buy average 22,767 gp.

|  | Instant-buy average | Instant-sell average |
| --- | --- | --- |
| Apr 8, 2026 (first point) | 20,207 | 19,855 |
| Oct 31, 2026 (last point) | 20,588 | 20,200 |

Range plotted: 16,166 to 22,767 gp, over 207 points.

## Questions

### How much is Sanfew serum(4) worth in OSRS?

About 18,779 gp right now on the Grand Exchange: the last instant buy was 18,923 gp and the last instant sell 18,635 gp. Over the last 24 hours 342,753 were traded.

### What is the GE buy limit for Sanfew serum(4)?

2,000 every 4 hours.

### Is Sanfew serum(4) worth high alching?

High alchemy gives 180 coins. Buying one at 18,923 gp plus a nature rune makes that a 18,895 gp loss per cast right now.

### How much tax do you pay selling Sanfew serum(4)?

378 gp each at 18,923 gp (2%, rounded down, capped at 5m per item), so you receive 18,545 gp.

Item id 10925. Prices update every five minutes.

## Related

- [GE tax calculator](https://osrsgrandexchange.com/ge-tax-calculator)
- [Best items to alch](https://osrsgrandexchange.com/high-alch)
- [How we get prices](https://osrsgrandexchange.com/about)