By Kiara DeWitt, BSN, RN, CPN | Founder & Advanced Clinical Nurse Injector, InjectCo Published: April 2026 | Reviewed: April 2026
Can you actually increase penis size? Yes — but the answer depends entirely on what you want to change and how you’re willing to do it.
Most men searching this question have already tried something that didn’t work. A supplement. An exercise. A device that promised results in 30 days. They don’t work, and the medical literature is pretty clear on that. What does work is a much shorter list, and most of it centers on girth, not length.
This guide breaks down the real science. You’ll learn the difference between girth and length, which methods have actual clinical data behind them, what risks come with each option, and how to find a provider who knows what they’re doing. No hype. No vague promises. Just the information you need to make a smart decision.
Before you can figure out what’s possible, you need to know what you’re actually trying to change. Girth and length are two completely different measurements, and they respond very differently to enhancement.
Girth is the circumference of the penis — how thick it is around the shaft and head. This is the measurement that most medical enhancement procedures target, and for good reason. The tissue around the shaft sits just below the skin, which makes it more accessible for nonsurgical procedures like dermal fillers.
Length refers to how long the penis is, either flaccid or erect. The internal structures that determine length — the corpora cavernosa — are much harder to affect from the outside. This is why most surgical length procedures involve cutting or releasing ligaments, not adding volume.
Here’s something that surprises a lot of people: a 2020 review found that most men believed the average erect penis length is more than 6 inches, when clinical measurements consistently put the average between 5.1 and 5.5 inches. Men routinely overestimate what “average” looks like. That gap between perception and reality drives a lot of unnecessary anxiety.
So which can actually be changed? Here’s where the data lands:
If you’re asking whether you can increase girth of your penis — yes. That’s the one area where nonsurgical medicine has real, peer-reviewed results to back it up.
The short answer is yes, but the method matters. The internet is full of options that sound plausible but have zero clinical evidence. To save you time, here’s how to think about the three main categories.
Things like diet changes, weight loss, and pelvic floor exercises can affect the appearance of the penis — but not the actual size. Losing significant weight in the pubic area can reveal more of the penile shaft, which some men notice as an apparent gain in visible length. But this isn’t true enlargement. It’s just reducing the fat pad that covers the base.
Jelqing, stretching, and manual exercises have been around for decades. No peer-reviewed study has confirmed they produce measurable, lasting changes in girth or length.
Vacuum pumps create temporary engorgement by drawing blood into the penile tissue. Any size increase disappears within an hour. There’s no structural change happening. For men with erectile dysfunction, pumps can assist with function — but for enlargement purposes, the effect doesn’t last.
Over-the-counter pills and “enhancement” supplements are not FDA-regulated for this purpose. None have passed clinical trials demonstrating size increase. Many contain undisclosed ingredients. The FTC has taken action against several brands making these claims. Save your money.
This is where it gets clinically interesting. There are several medically performed options with actual data behind them:
We’ll cover each in the next section.
A lot of people searching “how can I make my penis thicker” end up on websites selling products with bold claims and no evidence. Here’s a direct breakdown of the most common myths.
Pills and supplements. No oral supplement has demonstrated the ability to increase penile size in a randomized controlled trial. The active ingredients — usually herbs like ginseng, maca, or horny goat weed — haven’t been shown to affect penile anatomy. The FDA does not approve these products for enlargement.
Jelqing. This exercise involves repeatedly stretching the penis by hand. Advocates claim it increases blood flow and tissue expansion over time. Clinical evidence doesn’t support size gains. More importantly, aggressive jelqing can cause bruising, scarring, or nerve irritation if done incorrectly.
Vacuum pumps. These create a temporary hydraulic effect that increases size for a short period. Once pressure is released, the tissue returns to baseline. Regular pump use has no evidence for permanent change.
“Natural” oils and topical creams. The skin does not absorb enough of any active ingredient to affect the underlying penile tissue. These products work on the surface. Penile anatomy is not surface-level.
At-home traction devices. Penile extenders worn over time have some limited early-stage evidence for flaccid length in men with Peyronie’s disease, but not for cosmetic enlargement in men with normal anatomy. Results are modest and require months of consistent use.
Now for what the medical literature actually supports. These are the options with clinical data, not just anecdotes.
This is the money section. If you want to know whether you can increase girth of your penis without surgery, hyaluronic acid filler is the answer with the strongest evidence behind it.
Hyaluronic acid (HA) is the same substance used in facial fillers. It’s a naturally occurring compound in the body that holds water and adds volume to tissue. When injected beneath the skin of the penile shaft and glans, it adds measurable circumference.
A 2025 study published in the Journal of Sexual Medicine tracked 324 patients over an average of nine months. The mean increase in flaccid girth was 2.5 cm, with the filler lasting an average of 12 months. Patient satisfaction rates reached 89%, and no serious adverse events were recorded.
That’s a significant increase. For context, that’s roughly the difference between a thin and a thick marker. You feel it. Partners notice it.
A separate meta-analysis compared HA fillers to polylactic acid fillers and found HA produced significantly better results for penile girth increase (p=0.01) and was also superior for sexual satisfaction at 12 weeks post-procedure (p=0.0004).
The procedure itself is done in-office. A topical numbing agent is applied first. Then the filler is injected using a fine needle or blunt cannula to protect blood vessels. The full treatment takes about 45 to 60 minutes. You can go back to most normal activities the same day.
One thing that sets HA fillers apart from other options: they’re reversible. If you’re not happy with the result, an enzyme called hyaluronidase dissolves the filler within a day or two. That’s not an option with surgery.
If you’re looking for penile girth enhancement from a licensed medical provider, this is the procedure with the most clinical support and the best safety profile.
People often ask: what is a penile implant and how does it work? A penile implant is a surgically placed device that fits inside the corpora cavernosa — the chambers that fill with blood during an erection. The most common type is an inflatable prosthesis. The patient activates it with a small pump hidden in the scrotum.
Implants are primarily used to treat erectile dysfunction that hasn’t responded to medication. They don’t significantly increase length or girth in the way most men expect. The goal is restored function, not cosmetic enlargement.
Surgical risks include infection, device malfunction, and scarring. Recovery takes several weeks. Costs typically run $15,000 to $25,000 when factoring in surgeon fees, anesthesia, and facility charges. Insurance may cover the procedure for documented ED, but not for cosmetic purposes.
If your main concern is girth or size and you don’t have ED, an implant is probably not the right tool for the job.
This is the most common surgical approach for men who want to increase penile length. The suspensory ligament holds the penis at a specific angle relative to the pubic bone. Cutting it allows the penis to hang lower — creating the visual appearance of added length.
An SMSNA position statement on cosmetic penile enhancement noted that ligament release results in approximately a 2.5 cm increase in flaccid length, with no increase in erect length reported.
That’s an important detail. This surgery generally doesn’t change erect length — only how the penis hangs when flaccid. And that result is highly variable from person to person.
Postsurgical complications including hypertrophic scars, hair-bearing skin flaps, infections, and penile deformations represent some of the most serious risks of penile lengthening surgeries.
Post-op also requires weeks of traction therapy to maintain the gained length. Without it, the ligament can effectively reattach as scar tissue forms. Recovery is measured in months, not days.
For most men seeking cosmetic enlargement, the risk-to-benefit ratio on this procedure is high. Girth enhancement with fillers gives more predictable results with far less downside.
The P-Shot uses platelet-rich plasma drawn from your own blood and injected into the penile tissue. The theory is that growth factors in the plasma stimulate tissue regeneration and improved vascular function.
Current evidence suggests the P-Shot may improve erectile quality and sensitivity. Some studies show modest increases in erect length over time. But calling it a reliable method for significant size increase would be overstating what the data currently supports. The research is still building.
Where PRP does show consistent clinical value is in erectile dysfunction management. If that’s also part of your concern, the P-Shot is worth a conversation with a provider.
Here’s the honest breakdown. No marketing. Just what the research shows.
For girth: This is where nonsurgical treatment genuinely delivers. The 2025 Journal of Sexual Medicine study showed a mean flaccid girth increase of 2.5 cm across 324 patients, with results lasting an average of 12 months. Some patients gained more depending on filler volume used. This is real, measurable change.
For length: The results are less predictable. Suspensory ligament release adds visible flaccid length — typically around 1 to 2 cm — but doesn’t change erect length. A 2024 systematic review noted a mean increase in penile length of 2.4 cm following suprapubic procedures, with postoperative complications including edema and poor wound healing.
What you won’t get from any current procedure: A dramatic increase in erect length. There’s no nonsurgical method that reliably increases how long you are when erect. If a clinic is promising that, ask them to show you the peer-reviewed data.
What to expect post-procedure with HA fillers:
Any procedure that involves injections or surgery in the penile area carries real risks. Knowing them helps you make a smart choice — and helps you spot providers who are cutting corners.
For HA filler specifically, the 2025 Journal of Sexual Medicine study found that among 324 patients, complications included filler asymmetry in 6.1% of cases, migration in 7.7%, and filler lumps in 4.6%. All were managed without serious intervention. Only 1.5% experienced infection, which resolved with antibiotics.
Retrospective safety data presented at the 2024 AUA annual meeting covering nearly 500 patients found that all complications were minor in nature.
That’s a solid safety record — but it comes with a catch. These results came from clinics using medical-grade HA fillers administered by trained practitioners. The risk profile changes dramatically when procedures are performed outside of a clinical setting or by someone without proper training.
Here’s what increases your risk:
If you’re considering penile filler, the experience level of the injector and the quality of the product they use matters more than almost anything else. Always ask about the specific filler being used, the provider’s training history, and what happens if you’re not satisfied with the results.
Most men spend more time researching a TV purchase than they do vetting a medical provider for an intimate procedure. That needs to change.
Here’s what actually matters when choosing where to go:
Credential verification. Your injector should be a licensed nurse practitioner, RN, or physician. This isn’t a cosmetic-only procedure — it’s a medical one performed in sensitive anatomy. Credentials and oversight matter.
Product transparency. Ask by name what filler they use. Is it FDA-approved? Is it medical-grade? Any provider unwilling to tell you the specific product they’re injecting is a red flag.
Physician oversight. Especially in a nurse-led model, there should be a supervising physician available. This ensures safe prescribing practices and a clear escalation pathway if complications occur.
Track record. How many of these procedures has this provider done? Ask to see before-and-after photos from actual patients. Ask about their complication rate.
Red flags to walk away from:
A legitimate clinic will be happy to answer all of your questions before you commit to anything.
Price varies significantly by procedure type and provider location. Here’s a realistic range for each option:
Hyaluronic acid girth filler: Typically ranges from $1,500 to $5,000+ depending on the volume of filler used and the provider’s location. Clinics in major metros like Dallas or Austin tend to charge more than smaller markets. Financing through options like CareCredit or Cherry can spread costs over time.
Surgical penile implant: This runs $15,000 to $25,000 and is rarely covered by insurance for cosmetic purposes. If used to treat documented ED, partial coverage may apply.
Suspensory ligament release surgery: Costs range from $3,000 to $10,000, not including anesthesia or facility fees. Recovery time means additional indirect costs for most working adults.
P-Shot: Typically $1,200 to $1,800 per session. Some men do multiple sessions over time.
One pattern worth noting: the lowest-cost providers in any of these categories tend to be the highest-risk. Saving $500 on an injection procedure that goes wrong will cost far more in corrections — or worse, can cause permanent damage.
The shift toward nonsurgical options makes sense when you look at the numbers. Same-day appointments. No general anesthesia. No recovery weeks. Real, measurable results.
A 2024 American Urological Association review noted that penile girth enhancement with HA has a promising safety profile with no serious adverse reactions noted in prospective work. That’s a strong signal from urology’s top professional body.
The social side has also shifted. Men are more willing to talk about male aesthetics — especially when the procedure is discreet, requires no hospital stay, and gets walked out of on the same day it’s done. Many men report that the confidence boost from girth enhancement affects more than just their sex life. Self-perception around their body and confidence in intimate relationships improves as well.
From a practical standpoint, the reversibility of HA fillers also lowers the barrier to trying the procedure. You’re not locked in. If you don’t love the result, it can be dissolved.
InjectCo offers GlansGirth™ — a proprietary dual-zone penile girth enhancement that targets both the shaft and the glans. Most standard girth procedures only treat the shaft. GlansGirth™ treats both zones in anatomically balanced proportions, which produces a more symmetrical and natural-looking result.
The procedure is performed by master nurse injectors with physician supervision. Every treatment uses medical-grade HA filler. No hospital stay. Same-day appointments available across 8 Texas locations.
InjectCo has treated 50,000+ patients across all services, holds perfect 5-star ratings at every location, and has recorded zero major complications. Their team — led by Kiara DeWitt, BSN, RN, CPN — brings more than 75 years of combined injector experience.
Consultations are free, completely confidential, and can be done virtually. CareCredit and Cherry financing are available for those who want to spread the cost over monthly payments.
Can you actually make your penis bigger?
Yes — but it depends on what you mean by “bigger.” Girth (thickness) is the measurement most reliably increased through medical procedures, specifically HA filler injections. These produce real, measurable results backed by peer-reviewed data. Significant increases in erect length are not currently achievable through any nonsurgical method.
Is there a way to make your penis thicker?
Yes. Hyaluronic acid filler injections are the most clinically supported method for increasing penile girth. The procedure is nonsurgical, done in-office, and can produce a girth increase of around 2 to 3 cm on average. Results typically last 6 to 18 months.
How can I increase penis girth naturally?
There is no method proven to increase girth naturally. Weight loss that reduces the pubic fat pad can improve the visible appearance of the base. Beyond that, no supplement, exercise, or device has clinical evidence for permanent girth increase.
What is the safest penis enlargement method?
Hyaluronic acid filler performed by a licensed medical provider is currently the safest enlargement option with documented results. It’s minimally invasive, reversible, and has a low complication rate when done correctly. Choosing a credentialed, experienced provider is the biggest safety factor.
Do penis enlargement pills work?
No. No oral supplement has passed clinical trials demonstrating measurable penile size increase. Many are unregulated, and some contain unlisted ingredients. The FDA does not approve any supplement for this purpose.
What is a penile implant and how does it work?
A penile implant is a surgically placed device inside the corpora cavernosa — the chambers responsible for erections. The most common type is inflatable, activated by a pump in the scrotum. It’s primarily used for erectile dysfunction, not cosmetic size enhancement, and involves significant recovery time and surgical risk.
Here’s the honest summary.
Doesn’t work: Pills, supplements, jelqing, topical creams, at-home stretching devices. No clinical evidence. Moving on.
Limited results, high risk: Suspensory ligament release surgery. Adds some visible flaccid length in some patients, but no erect length increase, significant recovery, and meaningful surgical risks.
Emerging evidence: P-Shot (PRP). Useful for function and sensitivity. Not yet a reliable standalone size enhancement.
Works — girth: Hyaluronic acid penile filler. Multiple peer-reviewed studies. Measurable girth increases averaging 2 to 3 cm. 89% patient satisfaction in large-scale studies. Reversible. Performed in-office. Best safety profile of any option currently available.
If you’re serious about penile girth enhancement and want it done by a licensed medical team with real outcomes to show for it, GlansGirth™ at InjectCo is worth a free consultation. You’ll get honest answers, no pressure, and a personalized plan.
You can also read our related guides on whether penile injections actually increase size,the best penis filler options, and penile filler side effects.
Medical Disclaimer: This blog is for educational purposes only and does not constitute medical advice. Always consult a licensed healthcare provider before pursuing any medical procedure. Results vary by individual. Procedures carry inherent risks that should be discussed during a professional consultation.
This interactive self-assessment quiz helps you evaluate candidacy for GlansGirth™ by examining your goals, anatomy, expectations, and lifestyle factors. Honest answers provide insights to discuss during your free consultation.
