Brewing potions is a special process known to many copper-pinching adventurers.
Resource costs
A character must have proficiency with an herbalism kit to create potions. The times and costs for doing so are represented in the table below. Costs are representative of the money needed to buy herbs, maintain tools, and purchase glassware.
| Type | Time | Cost |
| Healing (2d4+2) | 1 downtime day | 25 gp |
| Greater (4d4+4) | 5 downtime days | 100 gp |
| Superior (8d4+8) | 15 downtime days | 1,000 gp |
| Supreme (10d4+20) | 20 downtime days | 10,000 gp |
Combining Potions
A character must have proficiency with an herbalism kit to combine potions.
- A character can combine as many potions as they want as long as they are within the same type
- e.g. Bob can combine 12x Healing Potions into 3x Greater Healing Potions using 1 Downtime day
- e.g. Bob can combine 12x Healing Potions into 3x Greater Healing Potions using 1 Downtime day
| Ingredients | Result | Time |
| 4x Healing Potion (2d4+2) | 1x Healing Potion Greater (4d4+4) | 1 downtime day |
| 4x Healing Potion Greater (4d4+4) | 1x Healing Potion Superior (8d4+8) | 5 downtime days |
| 5x Healing Potion Superior (8d4+8) | 1x Healing Potion Supreme (10d4+20) | 15 downtime days |