What "vabbing" actually means
The term is a blend of "vagina" and "dabbing" — the same motion you'd use applying a dab of perfume to your wrists or neck. The trend involves using a small amount of one's own vaginal secretions in place of that perfume, based on the idea that it functions as a natural attractant through scent. It resurfaces periodically on social media, usually framed as a "life hack" rather than anything scientifically established.
The claim behind it
The reasoning people cite is usually about pheromones — chemical signals that trigger a behavioral or physiological response in others of the same species. Pheromones are real and well-documented in plenty of animal species, which is part of why the idea sounds plausible on the surface.
What the actual research says
Human pheromone science is genuinely unsettled territory — decades of research have looked for a specific, reliably-isolated compound that functions the way insect or mammal pheromones do, without a conclusive result the scientific community broadly agrees on. Some studies have found that body odor in general can subtly influence perception in lab settings, which is a real and interesting finding, but it's a long way from "vaginal secretions applied to the wrist function as an attractant," which has not been tested as its own specific claim in any controlled study. The trend is built on a plausible-sounding extrapolation from unrelated, much more limited research — not on evidence that vabbing itself does anything.
The real risk isn't dramatic, but it's not zero
Applying vaginal secretions to other parts of the body — especially near the mouth, eyes, or any broken skin — can transfer bacteria in a way that causes irritation or, less commonly, infection for some people. It's not a high-risk practice for most people in small amounts, but there's genuinely no proven upside to weigh against even a small risk. If body scent as attraction is the actual interest, showering less immediately before a date (natural body odor, not the absence of hygiene) is a more evidence-adjacent version of the same underlying idea, with none of the hygiene questions.
Bottom line
Vabbing is confidence folklore more than it's science — if it makes someone feel good or feel like they're doing something intentional before a date, that's a real (if unmeasurable) effect on its own. Just don't expect the pheromone claim behind it to hold up to scrutiny, and skip it if hygiene risk outweighs a placebo-level benefit for you personally.