The honest explainer
What IV Therapy Actually Does
An IV (intravenous — literally “into the vein”) drip is a bag of sterile saline mixed with whatever your formula calls for: electrolytes, B vitamins, vitamin C, magnesium, or compounds like NAD+. Because it bypasses your digestive system, everything in the bag is fully absorbed — that’s the entire pitch, and it’s true.
The effects are real but temporary. Most people feel the hydration lift quickly, and the active effects of a drip last a few days up to about two weeks before your body works through them. Around Chicago you’ll see the same core menu nearly everywhere: basic hydration, immunity blends, the Myers cocktail (the classic vitamin-and-mineral mix), and NAD+ — plus a busy mobile scene where the nurse comes to your home or hotel.
Now the honest part: for a healthy person who can drink water and eat reasonably well, the scientific evidence that routine vitamin drips outperform a glass of water and a decent diet is thin. Where IV therapy clearly earns its keep is rapid rehydration — after a stomach bug, a marathon, a long flight, or a big weekend — and for people with diagnosed deficiencies or absorption problems. If your real goal is visibly glowing skin, a HydraFacial works on the surface where you can actually see it; drips work from the inside, and the mirror is slower to notice.
One vocabulary note for your research: “Liquid I.V.” the grocery-store powder is a drink mix, not IV therapy — no vein involved. And if a lounge pitches drips as a weight-loss tool, know that hydration alone doesn’t move the scale; that conversation belongs with a medical weight loss program, where a provider can supervise something that actually works.
You’re likely a good candidate if…
You’re recovering from illness, travel, intense training, or a dehydrating weekend and want fluids back fast. You have a diagnosed vitamin deficiency or absorption issue your provider says justifies IV dosing. Or you manage a condition like POTS where fluids help symptoms — with your own physician guiding the plan, not just a lounge menu.
It’s probably not for you if…
You have kidney or heart conditions — extra fluid volume is a genuine risk, so clear it with your physician first. You’re expecting drips to replace a balanced diet, treat an illness, or deliver weight loss. Or you’re hoping insurance will pay: elective wellness drips are cash-pay, full stop.