Here's something both sides of the hangover-prevention aisle agree on: waiting until the morning after is too late. Whether it's pear juice or a capsule, the products with real research all work the same way — you take them before you drink. Alcohol-processing enzymes need a head start.
So the real question isn't "does a pre-drink ritual work" — it's which one you'll actually stick with. Here's an honest look at the two most-discussed options: whole Korean pear juice (what Gush is) and DHM capsules. Fairly — but with our thumb on the scale, because we think the pear earns it.
How each one actually works
Korean pear (Pyrus pyrifolia). Not an isolated extract — the whole fruit, used in Korea around drinking for centuries. That's centuries of social proof, and modern research agrees: a 2013 human crossover trial (PubMed) found Korean pear juice 30 minutes before alcohol cut total hangover severity by 16% and average severity by 21%, with the clearest gains in concentration, memory, and light/sound sensitivity. Because it's whole juice, you also get real hydration and electrolytes — which a capsule structurally can't provide.
DHM (dihydromyricetin). A single flavonoid from Hovenia dulcis, the Japanese raisin tree — a different plant entirely. It has its own research and works mainly via GABA-A receptors, and it has one genuine edge: because it isn't purely enzyme-priming, some people take it during or after drinking. The trade-off most brands won't mention: DHM doesn't agree with everyone — grogginess and an upset stomach are common complaints when you megadose an isolated compound in a pill.
Choose Korean pear (Gush) if — and this is most people:
You want a refreshing, 100% natural pre-drink that also hydrates you. You like being able to see and taste exactly what you're putting in your body. And you'd rather sip something you genuinely enjoy than swallow pills that target one pathway and might leave you queasy.
Consider DHM capsules if:
You want something with zero prep to drop in a bag with no fridge, you're traveling and liquids are a hassle, you're already stacking supplements, and taste, hydration, and how a product makes you feel simply aren't priorities for you.
Make it a ritual, not an afterthought
These products don't fail because the science is weak — they fail because people forget to take them before they start drinking. Build the habit: same time you're getting ready, same spot by your keys or your door, one pouch, every time you head out. A ritual you'll actually repeat beats a perfect product you forget to use.
You'll start seeing hybrid products that blend pear juice with concentrated extracts to engineer a bigger number on the label. We've kept Gush simple on purpose: real Korean pear, nothing added to hit a target dose.
Our stake in the ground: a pill can activate an enzyme. It can't rehydrate you — and it can't make you feel good drinking it. Gush does both. Try it before your next night out, and let your morning be the judge.
This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Always drink responsibly.