Almost everyone has fudged this answer to a dentist at least once. The question comes, you say "most days," and both of you know what that means. Somewhere underneath the small dishonesty is a real uncertainty: nobody ever told you clearly how often you are actually supposed to floss.
Here is the straight answer, and the reasoning behind it, so you can stop guessing.
The short version
Once a day, preferably before bedtime. That is the standard guidance from the American Dental Association and most dental professionals, and for the overwhelming majority of people it is exactly right. Not once a week when you remember. Not three times a day to overcompensate. Once, every day.
The reason that number is not arbitrary comes down to how plaque behaves.
Why once a day, and not more
Plaque is a living bacterial film, and it reforms on a roughly 24 hour cycle. Disrupt it once a day and you never give it long enough to organize, harden, and do damage. That is the entire mechanism. Flossing is not about achieving a single perfect clean. It is about interrupting a process that restarts every day.
More is not automatically better here, and it can be worse. Flossing several times a day, especially with an aggressive technique or a thin, snapping floss, can irritate healthy gum tissue rather than help it. The tissue needs the plaque disrupted, not repeated trauma. Once a day, done gently, does the job.
Is flossing once a week enough?
No, and the reason is a clock. Within roughly 24 to 48 hours, minerals in your saliva begin hardening the plaque between your teeth into tartar. Tartar bonds to the tooth and cannot be removed at home by any amount of brushing or flossing. It requires a professional cleaning.
So a weekly flosser is not removing plaque before it matters. They are flossing around tartar that has already set, week after week. The daily cycle is the whole point, and anything less lets the process win.
When is the best time to floss?
The best time is the time you will actually do it consistently. But if you are optimizing, the evening has a slight edge. Flossing before bed clears out the day's debris so it is not sitting against your gumline for the eight hours your saliva flow drops overnight, which is when your mouth is most vulnerable.
There is also a reasonable case for flossing before you brush rather than after. Loosening the debris first, then brushing it away and letting your toothpaste reach the spaces you just opened, is a sensible order. It matters far less than simply doing it, so do not let the sequencing become another reason to skip.
Consistency beats perfection
Here is the truth underneath all of it. A flawless flossing technique performed once a week protects almost nothing. A decent technique performed every single night protects a great deal. Frequency, not perfection, is what actually moves the needle.
Which means the real enemy of good flossing is not ignorance. It is friction. The most common reason people floss a few times a week instead of daily is simple: their floss is unpleasant. It shreds, it snaps, it hurts, and a product that punishes you is a product you will find reasons to avoid.
That is the problem LuvLine was built to remove. Pre-expanded SoftFloss glides instead of sawing, expands to clean more surface with less pressure, and is gentle enough to use every night without dreading it. It is infused with Vitamin E, Hydroxyapatite, and Xylitol, and free of PFAS, PTFE, and BPA.
Once a day. Ninety seconds. The only version of a flossing routine that works is the one you keep.