A 2016 randomized, placebo-controlled trial found that men using topical minoxidil grew measurably more facial hair over 16 weeks than men using a placebo. In the guides we publish here, we rank every method for how to grow a beard faster by the actual evidence behind it, weighed against what its label promises. Six approaches come up again and again: sleep and diet, minoxidil, derma-rolling, oral supplements, growth kits and oils, and simply waiting out your own genetics.
They are not equally supported. One has real published evidence. One borrows evidence from a different use case entirely. Two are mostly marketing dressed up as biology. Genetics sets the ceiling every other method on this list works underneath.
What Sets How Fast Your Beard Grows
Genetics decides two things: how many hair follicles you have on your face, and how sensitive each one is to androgens. Testosterone and DHT (dihydrotestosterone) drive facial hair growth. DHT is a hormone your body converts from testosterone, and how strongly your follicles respond to it is inherited too.
Two men with identical hormone levels can grow very different beards, because their follicles were never built the same. That is why one brother fills in evenly by twenty and another stays patchy at thirty, with nothing else different about their health. None of this changes with diet, a supplement, or a topical product. Genetics set the pattern, and everything else on this list works only within it.
Sudden shedding or a new bald patch with a defined edge is a different situation from ordinary genetic patchiness. It is worth a doctor’s look rather than a guess from a grooming guide.
How to Grow a Beard Faster, Ranked by the Evidence
Minoxidil carries the strongest evidence of any product on this list. Derma-rolling carries weaker evidence borrowed from a different use case. Most supplements and growth oils carry close to none.
| Method | Evidence Strength | What It Changes |
|---|---|---|
| Sleep, diet, stress management | Strong for reaching your genetic potential | Nothing new, keeps existing follicles working at full capacity |
| Minoxidil | Strongest of any product, published trial support | Increases hair count and thickness in men who respond |
| Derma-rolling | Weak, borrowed from scalp studies paired with minoxidil | Unproven alone, may raise how much topical gets absorbed |
| Oral supplements | Weak to none outside a diagnosed deficiency | Corrects a rare shortfall, does nothing otherwise |
| Growth kits and oils | Weak for growth, strong for conditioning | Makes existing hair look fuller rather than denser |
| Genetics and patience | The baseline every method above is measured against | Sets the ceiling nothing else can raise |
Sleep, Diet, and the Basics Come First
Sleep and protein do not add follicles. They keep the ones you already have working at full capacity. A body running short on sleep or food deprioritizes hair growth first. This is the free, unglamorous baseline every other method on this list sits on top of. Skip it, and a product often gets blamed for a problem sleep would have fixed.
Minoxidil Has the Strongest Evidence Among Products
Minoxidil is the only topical with a published, placebo-controlled trial behind it for increasing facial hair count and thickness. That puts it well ahead of anything else sold for beard growth. It is also a drug. Beard use is off-label, and it needs months of consistent use plus a doctor’s input before starting. Minoxidil for beard growth covers the evidence, the timeline, and the trade-offs in full. It also explains why the routine details belong in a conversation with a doctor rather than a blog post.
Derma-Rolling Has Weaker, Borrowed Evidence
Derma-rolling’s evidence comes from scalp studies on pattern hair loss. In the trials that showed a benefit, microneedling was paired with minoxidil rather than tested alone. Facial skin is not a balding scalp. The result does not transfer cleanly. Derma roller for beard growth breaks down what the actual studies tested and what pairing it with minoxidil means for absorption.
Supplements Rarely Do Anything for Beard Growth
Oral supplements only help men with a diagnosed nutrient deficiency. Most men buying a beard growth supplement do not have one. Biotin is the ingredient in almost every product in this category. It is already abundant in a normal diet, so adding more of it changes nothing for someone who was not short on it. Beard growth supplements covers which nutrients actually matter, and why a blood test beats a bottle.
Growth Kits and Oils Improve Look but Not Density
Growth kits and growth oils condition the hair and the skin under it. That makes an existing beard look fuller, because the hair softens and lies flatter. Neither adds a follicle. Neither changes how sensitive existing follicles are to androgens. Those two factors set beard density in the first place, and no conditioning product touches either one. Beard growth kit and beard growth oil break down what is actually in the bottle and what each ingredient can realistically do.
Genetics and Patience Is the Baseline for How to Grow a Beard Faster
Waiting is not a product. But it is the one variable every method above gets measured against. An average beard grows at roughly a centimetre a month, regardless of what gets applied to it. Most of the frustration with slow growth happens during the awkward stage, roughly week three to week eight. That’s when a beard looks patchiest, right before it fills in on its own. How long does it take to grow a beard sets real expectations by target length and hair type, which resolves more disappointment than any product on this list.
How Long to Give Any Method Before Judging It
Every method on this list runs on a different clock. Judging one too early is the most common way people talk themselves out of something that was actually working. Sleep and diet fixes show up fastest: give a corrected sleep schedule two to three weeks before expecting thicker growth at the follicles you already have. Minoxidil needs the longest runway. Most published trials measured results at sixteen to twenty-four weeks. Stopping at week eight because nothing looks different yet means stopping before the drug has had time to work at all. Derma-rolling sits in between, with the scalp studies it borrows from typically running twelve to sixteen weeks. A growth kit or oil shows its real effect fast, usually within a week or two, because conditioning a strand doesn’t take months. The catch is that fast result is texture rather than density. Judging it against the wrong outcome makes it look like a failure when it actually did exactly what a conditioner does.
Track the calendar against whichever method you pick, and measure the specific outcome that method can actually deliver. A supplement judged on density at week two will always look like a failure. Sixteen weeks is the real minimum, even for the one method with real evidence behind it. Photograph your beard at the same angle and light every two weeks. Memory is a poor comparison tool for something that changes this slowly, and a photo catches the gradual fill-in that a mirror check every morning misses entirely.
Who This Ranking Is Not For
This ranking is not for you if a doctor has already identified a hormone or thyroid condition behind your hair growth. That changes what actually helps, and it needs medical treatment rather than a product from this list.
It also is not for you if you want a single purchase that guarantees faster growth. No method here works that way, and treating one like a guarantee just wastes money on repeat orders. In the first case, the next step is a doctor’s appointment. In the second, it’s resetting your expectations rather than reaching for another product.
What Would Change This Ranking
A large, independent clinical trial showing a specific supplement or growth oil beats a placebo would move that product up this ranking. Nothing like that exists yet for anything besides minoxidil. The same goes for derma-rolling. A facial-hair trial testing it alone, rather than combined with minoxidil on a scalp, would settle whether it deserves to rank higher.
Until either happens, minoxidil keeps the strongest evidence, sleep and diet keep the free baseline, and every other product stays a conditioning purchase rather than a growth one. Fix sleep and diet first, read the minoxidil page if the trade-offs sound worth it, and give any beard eight weeks before judging it. That is the fastest legitimate way to grow a beard faster.