OSRS Herb Calculator – Maximize Your Herblore Profit & XP


OSRS Herb Calculator: Optimize Your Herblore Journey

Welcome to the ultimate OSRS Herb Calculator! This tool helps Old School RuneScape players determine the most efficient and profitable ways to train Herblore. Whether you’re aiming for 99 Herblore, looking to make some serious GP, or just want to understand the economics of potion making, this calculator has you covered. Input your current prices and desired herb, and let us crunch the numbers for your total profit, XP, and more, factoring in valuable bonuses.

OSRS Herb Calculator



Please select a herb type.
Choose the herb you plan to use for potion making.


Please enter a valid herb price (non-negative).
Current Grand Exchange price for one herb.


Please enter a valid secondary ingredient price (non-negative).
Current Grand Exchange price for the secondary ingredient (e.g., Vial of Water, Snape Grass).


Please enter a valid potion price (non-negative).
Current Grand Exchange price for one 3-dose potion.


Please enter a valid number of potions (at least 1).
The total quantity of potions you plan to create.


Please enter a valid Herblore level (1-120).
Your current Herblore level, used for XP context.

5% chance to create a 4-dose potion instead of 3-dose.

10% bonus Herblore XP.

10% chance to save a secondary ingredient.

10% chance to save a grimy herb when cleaning. (Note: This calculator assumes you’re buying clean herbs or cleaning them separately. This bonus is for cleaning, not potion making directly, but included for completeness if you factor cleaning costs).


Calculation Results

Total Profit/Loss: 0 GP
Profit/Loss per Potion: 0 GP
Total XP Gained: 0 XP
XP per Potion: 0 XP
Total Cost: 0 GP
Total Revenue: 0 GP

Formula Explanation:

Cost per Potion = (Effective Herb Price) + (Effective Secondary Price)

Profit/Loss per Potion = (Effective Potion Price) – (Cost per Potion)

Total Profit/Loss = (Profit/Loss per Potion) × (Number of Potions)

Total XP Gained = (Base XP per Potion) × (Number of Potions) × (Portable Well Bonus)

Effective prices account for bonuses like Scroll of Cleansing (secondary save) and Amulet of Chemistry (extra doses).

Comparison of Total Profit/Loss vs. Total XP Gained


Common Herblore Potions & Base Data
Herb Type Base XP Secondary Item Level Required Potion Made

What is an OSRS Herb Calculator?

An OSRS Herb Calculator is an essential tool for Old School RuneScape players who engage in the Herblore skill. It allows you to input various factors such as herb prices, secondary ingredient prices, potion sale prices, and the quantity of potions you intend to make. The calculator then processes this information to provide a clear overview of your potential profit or loss, as well as the total experience points (XP) you will gain.

Who Should Use an OSRS Herb Calculator?

  • Efficiency Scapers: Players focused on maximizing their XP gains per hour or per GP spent.
  • Money Makers: Those looking to identify the most profitable Herblore methods to earn gold.
  • Skill Trainers: Individuals aiming for specific Herblore levels, such as 99 or 120, who want to plan their training path.
  • Ironmen/Ironwomen: While prices are less relevant for self-sufficient accounts, the XP calculations can still be useful for planning.

Common Misconceptions about OSRS Herb Calculators

While incredibly useful, an OSRS Herb Calculator has limitations:

  • Real-time Prices: The calculator relies on user-inputted prices, which can fluctuate rapidly on the Grand Exchange (GE). It doesn’t automatically fetch live prices.
  • GE Tax: The calculator typically does not account for the 1% Grand Exchange tax on sales, which can impact actual profit.
  • Time Investment: It calculates raw profit/XP but doesn’t factor in the time spent gathering ingredients or making potions, which is crucial for “XP/hr” or “GP/hr” calculations.
  • Market Demand: High profit margins on the calculator don’t guarantee quick sales if there’s low demand for a particular potion.

OSRS Herb Calculator Formula and Mathematical Explanation

The core of any OSRS Herb Calculator lies in its formulas, which combine various inputs to determine profit and XP. Understanding these formulas helps you make informed decisions.

Step-by-Step Derivation:

  1. Base XP per Potion: Each herb type has a fixed base XP value when made into a potion. This is the starting point for XP calculations.
  2. Effective Secondary Ingredient Price: If the Scroll of Cleansing is active, there’s a 10% chance to save a secondary ingredient. This effectively reduces the average cost of secondary ingredients by 10%.
    Effective Secondary Price = Secondary Price × (1 - (Scroll of Cleansing ? 0.10 : 0))
  3. Effective Herb Price: If a Modified Herb Cleaner is active (though primarily for cleaning, not potion making directly), it offers a 10% chance to save a grimy herb. For this calculator, we assume you’re buying clean herbs or have already cleaned them. If you factor in cleaning costs, this could reduce the effective cost of the herb.
    Effective Herb Price = Herb Price × (1 - (Modified Herb Cleaner ? 0.10 : 0))
  4. Cost per Potion: This is the total cost of ingredients for one potion.
    Cost per Potion = Effective Herb Price + Effective Secondary Price
  5. Effective Potion Price (with Amulet of Chemistry): The Amulet of Chemistry provides a 5% chance to create a 4-dose potion instead of a 3-dose. This means for every 100 potions, you get 5 extra doses. This effectively increases the average value of each potion.
    Effective Potion Price = Potion Price × (1 + (Amulet of Chemistry ? (0.05 / 3) : 0))
  6. Profit/Loss per Potion: The difference between the effective selling price and the cost of ingredients for one potion.
    Profit/Loss per Potion = Effective Potion Price - Cost per Potion
  7. Total Profit/Loss: The overall financial outcome for the desired number of potions.
    Total Profit/Loss = Profit/Loss per Potion × Number of Potions
  8. Total XP Gained: The total experience points, including bonuses.
    Total XP Gained = Base XP per Potion × Number of Potions × (1 + (Portable Well ? 0.10 : 0))

Variables Table:

Key Variables for OSRS Herb Calculator
Variable Meaning Unit Typical Range
Herb Type The specific herb being used (e.g., Ranarr, Snapdragon). N/A Marrentill to Torstol
Herb Price Current Grand Exchange price of one clean herb. GP 500 – 15,000 GP
Secondary Price Current Grand Exchange price of one secondary ingredient. GP 1 – 5,000 GP
Potion Price Current Grand Exchange price of one 3-dose potion. GP 1,000 – 20,000 GP
Number of Potions The total quantity of potions you intend to make. Potions 1 – 100,000+
Herblore Level Your current Herblore skill level. Level 1 – 120
Amulet of Chemistry Whether the Amulet of Chemistry is active (5% chance for 4-dose). Boolean True/False
Portable Well Whether a Portable Well is active (10% bonus XP). Boolean True/False
Scroll of Cleansing Whether the Scroll of Cleansing is active (10% chance to save secondary). Boolean True/False
Modified Herb Cleaner Whether a Modified Herb Cleaner is active (10% chance to save herb when cleaning). Boolean True/False

Practical Examples Using the OSRS Herb Calculator

Let’s walk through a couple of real-world scenarios to see how the OSRS Herb Calculator can help you plan your Herblore training.

Example 1: Making Ranarr Potions for Profit

You’re looking to make some money while training Herblore. You decide to make Prayer Potions from Ranarrs.

  • Herb Type: Ranarr
  • Herb Price: 7,000 GP
  • Secondary Price (Snape Grass): 50 GP
  • Potion Price (Prayer Potion (3)): 8,000 GP
  • Number of Potions to Make: 1,000
  • Herblore Level: 70
  • Amulet of Chemistry: Active
  • Portable Well: Active
  • Scroll of Cleansing: Active
  • Modified Herb Cleaner: Inactive

Calculator Output:

  • Profit/Loss per Potion: Approximately 983 GP (after bonuses)
  • Total Profit/Loss: Approximately 983,000 GP
  • Total XP Gained: 92,400 XP
  • XP per Potion: 92.4 XP

Interpretation: By making 1,000 Prayer Potions under these conditions, you stand to gain nearly 1 million GP and a significant chunk of Herblore XP. The active bonuses (Amulet of Chemistry, Portable Well, Scroll of Cleansing) significantly boost both your profit and XP efficiency, making this a very attractive method.

Example 2: Training Herblore with Torstol Potions for XP

Your goal is to quickly gain Herblore XP, and you’re willing to spend some GP. You decide to make Zamorak Brews from Torstols.

  • Herb Type: Torstol
  • Herb Price: 12,000 GP
  • Secondary Price (Jangerberries): 1,000 GP
  • Potion Price (Zamorak Brew (3)): 11,000 GP
  • Number of Potions to Make: 500
  • Herblore Level: 78 (minimum for Torstol)
  • Amulet of Chemistry: Inactive
  • Portable Well: Active
  • Scroll of Cleansing: Inactive
  • Modified Herb Cleaner: Inactive

Calculator Output:

  • Profit/Loss per Potion: Approximately -2,000 GP
  • Total Profit/Loss: Approximately -1,000,000 GP
  • Total XP Gained: 96,250 XP
  • XP per Potion: 192.5 XP

Interpretation: In this scenario, making 500 Zamorak Brews would result in a loss of 1 million GP, but you would gain nearly 100,000 Herblore XP. This illustrates a common trade-off in OSRS: higher XP methods often come at a financial cost. The Portable Well still provides a nice XP boost, even if you’re losing money. This OSRS Herb Calculator helps you quantify that cost.

How to Use This OSRS Herb Calculator

Using this OSRS Herb Calculator is straightforward, designed to give you quick and accurate insights into your Herblore endeavors.

Step-by-Step Instructions:

  1. Select Herb Type: Choose the herb you plan to use from the dropdown menu. This will automatically set the base XP for your calculations.
  2. Enter Prices (GP): Input the current Grand Exchange prices for the herb, its secondary ingredient, and the finished 3-dose potion. Always double-check these prices as they can change frequently.
  3. Specify Quantity: Enter the “Number of Potions to Make” to see the total profit/loss and XP for your desired batch size.
  4. Input Herblore Level: Provide your current Herblore level. While not directly affecting profit, it’s crucial for context and understanding if you meet the level requirements.
  5. Activate Bonuses: Check the boxes for “Amulet of Chemistry Active,” “Portable Well Active,” “Scroll of Cleansing Active,” and “Modified Herb Cleaner Active” if you are using these items. These will adjust your effective costs and XP gains.
  6. Click “Calculate Profit & XP”: The calculator will instantly update with your results.

How to Read the Results:

  • Total Profit/Loss: This is your primary result, indicating the overall GP you will gain or lose. A positive number means profit, a negative means loss.
  • Profit/Loss per Potion: Shows the financial outcome for each individual potion made.
  • Total XP Gained: The sum of all XP from making your specified number of potions, including any Portable Well bonus.
  • XP per Potion: The average XP gained for each potion.
  • Total Cost & Total Revenue: Provides a breakdown of your total expenditure on ingredients and total income from selling potions.

Decision-Making Guidance:

Use the results from the OSRS Herb Calculator to decide:

  • Profit vs. XP: If you need money, prioritize methods with high “Total Profit.” If you need XP, look for high “Total XP Gained,” understanding it might come at a cost.
  • Bonus Item Impact: See how much the bonus items affect your bottom line. This can help you decide if it’s worth investing in an Amulet of Chemistry or finding a Portable Well world.
  • Market Timing: If a herb or potion shows a significant profit, consider acting quickly before GE prices shift.

Key Factors That Affect OSRS Herb Calculator Results

The accuracy and utility of an OSRS Herb Calculator are heavily influenced by several dynamic factors within Old School RuneScape’s economy and gameplay mechanics. Understanding these can help you make better decisions.

  1. Grand Exchange Price Fluctuations: The most significant factor. Herb, secondary ingredient, and potion prices on the GE are constantly changing based on supply and demand. A method profitable one day might be a loss the next. Always check current prices before committing to a large batch.
  2. Herblore Level Requirements: Your Herblore level dictates which potions you can make. Higher-level potions generally offer more XP but often require more expensive ingredients, impacting the profit/loss per potion.
  3. Bonus XP Items and Effects:
    • Portable Well: Provides a flat 10% XP boost, making it highly desirable for XP-focused training.
    • Bonus XP Weekends/Events: Occasional events can significantly boost XP rates, making Herblore training much faster.
    • Herblore Skilling Outfits: Provide small XP boosts (e.g., Botanist’s outfit).
  4. Cost-Saving Items and Effects:
    • Amulet of Chemistry: Offers a 5% chance to create a 4-dose potion instead of a 3-dose, effectively increasing revenue per potion.
    • Scroll of Cleansing: Provides a 10% chance to save a secondary ingredient, reducing overall ingredient costs.
    • Modified Herb Cleaner: Offers a 10% chance to save a grimy herb when cleaning, reducing the cost of raw herbs if you clean them yourself.
  5. Grand Exchange Tax: A 1% tax is applied to all items sold on the Grand Exchange. This is a crucial factor often overlooked by basic calculators. For example, if you sell 1,000 potions for 8,000 GP each, your total revenue is 8,000,000 GP, but you only receive 7,920,000 GP after tax. This can turn a small profit into a loss.
  6. Market Demand and Liquidity: Even if a potion shows high profit, if there’s low demand, it might take a long time to sell, tying up your capital. High-volume items tend to sell faster, even if the profit margin is smaller.
  7. Opportunity Cost: Consider what else you could be doing with your time and money. Is the profit/XP from Herblore better than other money-making or skill-training methods? An OSRS Herb Calculator helps you compare.

Frequently Asked Questions (FAQ) about the OSRS Herb Calculator

Q: Is Herblore generally profitable in OSRS?

A: Herblore can be profitable, but it’s highly dependent on Grand Exchange prices. Some potions consistently offer a small profit, while others are almost always a loss (XP waste for GP). Using an OSRS Herb Calculator is crucial to find profitable methods at any given time.

Q: How accurate are the prices used in the OSRS Herb Calculator?

A: The accuracy depends entirely on the prices you input. The calculator does not fetch live GE prices. It’s recommended to check current GE prices just before using the calculator for the most accurate results.

Q: What is the best herb to make potions for XP?

A: Generally, higher-level herbs like Torstol and Dwarf Weed offer the most XP per potion. However, these are often the most expensive to make, resulting in a significant GP loss. The “best” depends on whether you prioritize XP or profit, which the OSRS Herb Calculator helps you determine.

Q: What is the best herb for profit?

A: This changes constantly! Ranarrs (Prayer Potions) and Snapdragons (Super Restore Potions) are often good candidates, but market conditions can make almost any herb profitable or a loss. Always use the OSRS Herb Calculator with up-to-date prices to find current profit opportunities.

Q: Does the OSRS Herb Calculator account for GE tax?

A: No, this specific OSRS Herb Calculator does not automatically account for the 1% Grand Exchange tax on sales. You should manually factor this into your final profit estimations by reducing your total revenue by 1%.

Q: What is an Amulet of Chemistry and how does it help?

A: An Amulet of Chemistry is an item that gives a 5% chance to create a 4-dose potion instead of a 3-dose potion. This effectively increases the total number of doses you produce, boosting your overall revenue and profit. It’s a highly recommended item for Herblore training.

Q: How do I get a Portable Well?

A: Portable Wells are D&D rewards or can be purchased from other players. They provide a 10% XP boost when making potions near them. Many players host “Portable Well worlds” where you can find one active.

Q: Can I use this OSRS Herb Calculator for Ironmen?

A: While the profit/loss aspects are less relevant for Ironmen (who cannot trade), the XP calculations are still very useful. Ironmen can use the calculator to determine the XP gains from different herbs and plan their Herblore training path based on available resources.

© 2023 OSRS Herb Calculator. All rights reserved. Old School RuneScape is a trademark of Jagex Ltd.



Leave a Reply

Your email address will not be published. Required fields are marked *