A large share of what is sold as menthol on this shelf is not menthol. It is a synthetic cooling agent — the family of compounds usually labelled WS-23, WS-3 and similar — doing the cold part of the job without the flavour part.

That substitution is the single most important thing to understand about this genre, because it explains both why modern ice liquids are so much more versatile than the menthols of a decade ago and why so many of them taste like nothing in particular.

What actually changed

What it improved, genuinely

Cold became separable from mint. This is the whole reason the category reorganised. Menthol brings its own flavour, so a menthol mango tastes of mango, menthol and their interaction. A coolant mango tastes of cold mango. For anyone who wanted the sensation without the mint, this was a straightforward win, and the enormous “iced fruit” shelf exists because of it.

Intensity became controllable. Flavour houses can now dial cooling up or down independently, which allows the light chill that lifts a fruit blend without dominating it. Some of the best summer fruits on the shelf use a very restrained coolant and are better for it.

Menthol got its own lane back. Freed from being the only cooling tool, actual menthol blends are now made for people who want menthol, and the good ones are more confidently menthol than they used to be.

What was lost, and what goes wrong

Cold as a substitute for construction. This is the genre’s defining failure. A heavy coolant load reads as intense and hides that very little else is happening. A great many ice liquids are thin blends behind a wall of cold, and the tell is that once your palate adjusts — twenty minutes in — there is nothing underneath.

No intensity labelling whatsoever. “Ice” covers everything from a light chill to something genuinely uncomfortable, and there is no convention, no scale, and no indication on the bottle. Buying blind in this genre is a coin flip in a way it is not for fruit or bakery.

Coolant burn. At high loads the sensation stops being pleasant and becomes a raw, throat-scraping cold that some people find genuinely unpleasant and that masks flavour entirely. Whether a given bottle crosses that line is not predictable from its description.

Palate desensitisation within a session. Cooling agents dull perception of everything else as you use them, so an ice liquid is at its most flavourful in the first few puffs and progressively less so. Fruit and bakery do not behave this way.

The good ones are hard to identify before purchase, because the vocabulary does not distinguish restraint from excess.

Pros and cons

Verdict

Our advice is to treat cooling as an ingredient rather than a genre. The blends worth returning to are the ones where you can taste what is underneath the cold — and the test is simple: twenty minutes into a tank, when your palate has adjusted and the chill has stopped being the headline, is there a flavour there? With the good ones, yes, and often a better one than you noticed at first. With most of the shelf, there is nothing, which is what the cold was for.

Everything discussed contains nicotine, an addictive chemical. This site is for adults of legal purchase age only — 21 or over in the United States, 18 or over in most other markets.