Insights from Expert MDs

Welcome to XYON's Insights from Expert MDs. Here you’ll find easy-to-read articles that cover everything you need to know about male and female hair loss, overall hair health, as well as men's sexual health. They’re all reviewed by our doctors, so you can trust that they’re scientifically accurate.


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Bowl of rice water used for hair growth.
Hair Loss Causes

Will Rice Water Grow Your Hair?

You might have heard about the trend of using rice water on your hair to enhance hair growth. But have you ever wondered where this originates from and if it's actually beneficial for hair growth? ...

Hair HealthVial of rosemary essential oil for hair growth.

Essential Oils for Hair Growth

Essential oils have long played a significant role in alternative medicine and the cosmetic industry, but more recently they've attracted attention for potential use in hair loss. But are they actu...

Hair loss treatmentsDoctor showing DHT blockers to patient.

What Are DHT Blockers and How Do They Affect Hair Loss?

DHT blockers are a popular and clinically proven solution for progressively thinning hair. Examples are the drugs finasteride and dutasteride, which work by acting on the enzyme responsible for cha...

Hair HealthImage of woman holding biotin hair loss supplement pills.

Does Biotin Help Hair Growth?

Biotin has the reputation of a fast and effective solution for hair growth, but to what extent is this true? Join us as we delve into this topic, exploring the properties of biotin that are benefic...

Hair HealthCollagen powder, commonly used to help hair growth.

Does Collagen Help Hair Growth?

Collagen has been shown to play a part in regulating the hair cycle and supporting the normal development of hair and skin cells. But how much should you take and is it really as effective as the b...

Hair HealthWoman using hair thickening shampoo.

Hair Thickening Shampoos: Do They Work? Q&A with Dr. Han

Hair thickening shampoos are one of the most popular categories of hair care products. But do they actually work and how do you make sure that you're picking the right one? Join us in this editoria...

Hair loss treatmentsFinasteride and prostate health man with hands over groin.

Finasteride and Prostate Health

Finasteride is known for its ability to lower DHT concentrations, which can offer patients suffering from benign prostatic hyperplasia (BPH) major relief from symptoms. It accomplishes this by lowe...

Hair HealthMan applying minoxidil for beard growth.

Minoxidil for Beard Growth

When it comes to patchy or sparse beard hair, there is no shortage of treatments that claim to be effective. But do any of these actually work? Minoxidil has been identified as a potential treatmen...

Hair loss treatmentsYoung man demonstrating how to use minoxidil.

How To Use Minoxidil

Minoxidil is a medication available in both topical and oral forms and is an important treatment option for men and women experiencing pattern hair loss. When taking minoxidil, it's important to fo...

Hair loss treatmentsHands holding finasteride and minoxidil for hair loss treatment.

Finasteride and Minoxidil for Hair Loss

Finasteride and minoxidil are individually effective in treating pattern hair loss. While more data is needed, preliminary research suggests that taking these treatments together as a combination t...

Hair HealthWoman taking vitamins for hair loss.

Vitamins and Hair Loss

Vitamins and specially formulated hair supplements are popular and readily accessible ways to maintain the health of hair and skin. But do they actually work for hair loss? It's established that mi...

Hair loss treatmentsYoung man combining his hair considering oral minoxidil vs topical for his early stage hair loss at the hair line.

Oral Minoxidil vs Topical

The decision to choose oral minoxidil vs topical for your hair loss needs will depend on your tolerance for the medication and how advanced your hair loss is. In some cases, patients will respond b...

Hair loss treatmentsBrunette man receiving dutasteride mesotherapy injection for hair loss.

Dutasteride Mesotherapy

Dutasteride mesotherapy is a relatively new alternative therapy for androgenetic hair loss. Like microneedling, the procedure involves directly injecting therapeutic agents into the scalp to trigge...

Hair Loss CausesYoung woman holding handful of minoxidil shedding hair.

Minoxidil Shedding

Shedding when you begin any hair loss treatment is more common than you think. It's often reported with finasteride, but it can also occur with minoxidil. At the heart of minoxidil shedding is a si...

Hair loss treatmentsMan wondering how long it takes for finasteride to work.

How Long Does Finasteride Take To Work?

In general, you'll need to take oral or topical finasteride for 3-6 months before noticeable changes will appear. There are a few things you can watch out for during this period that are signs that...

Hair Loss CausesMan with hair loss showing finasteride regrowing hairline.

Can Finasteride Regrow My Hairline?

Many people wonder if finasteride will work on specific areas of hair loss, including the frontal hairline. The good news is that this treatment will work on the entire scalp and for most people, a...

Hair loss treatmentsMan holding capsule reading leaflet on minoxidil side effects.

Minoxidil Side Effects

Minoxidil is a time-tested treatment for hair loss. It’s available in different forms, some of which can be purchased over the counter, while others will need a prescription. When comparing topical...

Hair loss treatmentsMan considering dutasteride 05 mg dose for hair loss.

Dutasteride 0.5 mg Capsule

The most commonly prescribed form of dutasteride is the dutasteride 0.5 mg capsule. Dutasteride has not been approved in the USA or Canada for hair loss at any dosage but can be prescribed off-labe...

Hair loss treatmentsMan with dropper of rosemary oil comparing rosemary vs minoxidil effects on hair.

Rosemary Oil vs Minoxidil

Rosemary oil is considered potentially useful to maintaining scalp health and even in treating pattern hair loss in men (also referred to as androgenetic alopecia). But how does it measure up to mi...

Hair loss treatmentsTopical dutasteride clinical trial scientist holding blood test tube.

Topical Dutasteride Clinical Trial Results

A newer generation 5-alpha reductase inhibitor, dutasteride, has increasingly been prescribed off-label to treat androgenetic alopecia. SiloxysSystem™ Gel, was developed to allow healthcare profess...

Hair loss treatmentsMan deciding on switching from finasteride to dutasteride.

Switching From Finasteride to Dutasteride

Dutasteride is increasingly being prescribed off-label to treat pattern hair loss. If you’re already taking finasteride, is there a good reason to switch to dutasteride? Both finasteride and dutast...

Hair loss treatmentsPharmacist giving patient finasteride over the counter.

Can I Buy Finasteride Over the Counter?

While there are over-the-counter treatments that may help with milder cases of hair thinning, the treatments that have the biggest impact typically require a prescription. In both the US and Canada...

Hair loss treatmentsSaw palmetto plant for hair growth and hair loss.

Saw Palmetto for Hair Growth

The saw palmetto plant has been used throughout history to treat various medical conditions and recently, it’s gained attention as a possible alternative treatment for androgenetic alopecia. While ...

Hair loss treatments3D rendering of finasteride's structure to show how affects its mechanism of action.

Finasteride Mechanism of Action

Finasteride's mechanism of action involves binding to the 5 alpha-reductase enzyme and preventing testosterone from attaching to the enzyme and being transformed into DHT. This phenomenon is also r...