Happy-water trading — trial batches & returning customers

This route is about returning customers, not just cleaner water. Keep ordinary water separate from experimental mixtures. Confusing batches or customer types can turn a margin into a reputation loss.

1. 
   1. Prepare water and containers

   Keep ordinary stock and trial batches separate, with an untreated comparison.

2. 
   2. Make a small trial

   Check the in-game Phanta and Dream Dust descriptions and effect readings.

3. 
   3. Watch returning customers

   Record the sale, customer response and reputation before scaling up.

1. Separate euphoria, toxicity and water quality

The creator treats these as distinct: water quality determines the water grade, euphoria affects repeat-purchase checks, and toxicity risks adverse events and reputation loss. Relabeling does not clean water, and increasing euphoria does not remove toxicity.

The video uses 10 euphoria and 2 toxicity per microlitre of in-game Phanta (still called Fanta when it was recorded), and 1 euphoria per microlitre of Dream Dust. These are its calculation assumptions. Counting pills alone is insufficient: composition, mixing and the amount sold in one transaction matter.

2. Keep ordinary stock and test a separate batch

Prepare a mixing container, receiving bottles and testing tools. Record the untreated water reading, then check again after mixing and portioning.

One video example adds one portion of Phanta pills and two of Dream Dust to a large container, then uses a 6,000 ml serving or portions it into 2,000 ml bottles according to the buyer’s budget. This is not a universal fixed recipe. Check the effective amount in each completed sale instead of copying item counts and immediately selling in bulk.

The creator aims for roughly more than 750 euphoria per transaction while keeping toxicity below 750. Its wording and probability table are not fully consistent at the exact euphoria boundary, so this wiki does not present that boundary as a guaranteed trigger. Observe a trial sale first.

3. Portion for the buyer’s budget

A high-budget customer and a low-budget customer may need different container sizes. Check how much the buyer can afford, then assess what that specific sale contains.

Retest after dilution. An individual bottle does not contain the entire parent batch’s active amount. The aim is a trade-off between repeat-purchase effects and toxicity, not maximum concentration. A numerical toxicity target is not a guarantee against every adverse outcome or every mixture.

4. Returning buyers do not all behave alike

The tutorial separates Upper Level returning buyers from other returners. Some shown Upper Level customers lack water testing and accept relabeled Ghostwater; other customers can still detect misleading labels.

That is an in-game deception tactic, not purification. For an ordinary water business, keep selling by the actual grade. One customer failing to notice does not establish that all will. The creator also describes one additional repeat-purchase opportunity per person, not unlimited repeat traffic.

5. Record outcomes before calling it profitable

Track ingredient cost, portion size, selling price, whether the buyer returns, adverse reactions and reputation changes. Profit depends on the entire chain rather than the video title’s promise.

For supplies, the creator uses a medical neon sign to attract relevant offers. Those offers are random; do not stockpile empty containers before you have a dependable ingredient supply.

Related: Ordinary water trading · Water and purifier reference

Credits

This walkthrough follows Juzhang Bulu’s happy-water trading tutorial. Its version, patches and numerical derivation have not been independently reproduced. The figures in this guide describe that in-game demonstration, not guarantees across versions.