Introduction
Hair loss affects millions of people, especially men experiencing androgenetic alopecia (male pattern baldness). One of the major causes of hair loss is DHT (dihydrotestosterone), a hormone derived from testosterone. When DHT binds to hair follicles, it causes them to shrink, eventually stopping hair growth.
That’s where DHT blockers come in. These supplements, foods, and medications help block or inhibit the effects of DHT on hair follicles, promoting regrowth and preventing further loss. In this article, we explore how DHT blockers work, the best natural and clinical options available, and how to use them safely.
What Is DHT?
DHT, or dihydrotestosterone, is an androgen hormone produced when the enzyme 5-alpha reductase converts testosterone. DHT plays a key role in male characteristics like facial hair and deep voice, but it also causes hair follicles to miniaturize — leading to thinning and baldness, especially on the crown and hairline.
How Do DHT Blockers Work?
DHT blockers work by either:
Inhibiting the 5-alpha reductase enzyme, which reduces DHT production
Blocking DHT from binding to receptors in hair follicles
This protects the follicle from damage, prolongs the hair growth cycle, and promotes thicker, healthier hair regrowth.
Types of DHT Blockers
1. Prescription DHT Blockers
Finasteride (Propecia): FDA-approved for male pattern baldness
Dutasteride: A more potent option, sometimes prescribed off-label
Note: These are effective but may carry side effects like decreased libido or mood changes.
2. Natural DHT Blockers
For those seeking non-pharmaceutical options, several natural DHT blockers have shown promise:
Saw Palmetto: Popular herbal extract with anti-DHT effects
Pumpkin Seed Oil: Contains phytosterols that help block DHT
Green Tea Extract (EGCG): Antioxidant-rich and supports scalp health
Pygeum Bark: Traditionally used for prostate health, also inhibits DHT
Nettle Root: Blocks the binding of DHT to receptors
These ingredients are commonly found in DHT blocker supplements, often combined in capsule or topical form.
3. Topical DHT Blockers
Topical options include shampoos or serums that contain ingredients like:
Caffeine
Ketoconazole
Biotin
Rosemary oil
These formulas work directly on the scalp and are often used alongside oral supplements.
Are DHT Blockers Safe?
Natural DHT blockers are generally safe with minimal side effects. However, some may experience:
Mild digestive issues
Skin irritation (topical use)
Hormonal sensitivity
Prescription DHT blockers (like finasteride) may cause more serious side effects, including:
Erectile dysfunction
Decreased libido
Mood swings
Always consult a doctor before starting a new supplement or medication, especially if you’re already undergoing hair loss treatments like PRP or hair transplant.
Best DHT Blockers in Malaysia
If you’re in Malaysia and searching for safe, effective DHT blockers, here are common options available in clinics and pharmacies:
Nutrafol Men/Women – Contains saw palmetto, biotin, and ashwagandha
Advanced Trichology DHT Blocker – Professional-grade formula with zinc, green tea, and pumpkin seed
Biotin & Caffeine Shampoo – For topical DHT management
HairMax LaserComb – Used in clinics with DHT-inhibiting treatments
For best results, combine DHT blockers with a healthy lifestyle, stress reduction, and scalp care.
Who Should Use DHT Blockers?
You’re a good candidate if you:
Have early signs of male or female pattern baldness
Want to prevent further hair thinning
Are not yet ready for hair transplant surgery
Prefer non-invasive hair regrowth solutions
Summary
DHT blockers offer an effective way to slow hair loss and support regrowth by targeting one of its root causes — dihydrotestosterone. Whether through prescription drugs, natural supplements, or topical treatments, these options can preserve hair health and confidence.
However, results vary between individuals, and the best approach may combine multiple methods, including nutrition, topical treatments, and medical therapies under the guidance of a certified clinic.
FAQs About DHT Blockers
1. Do DHT blockers really regrow hair?
They help slow hair loss and promote regrowth in early stages, especially when used consistently over 3–6 months.
2. Is it safe to take DHT blockers long term?
Natural blockers are safe for long-term use. Prescription blockers should be monitored by a doctor due to hormonal side effects.
3. Can women use DHT blockers?
Yes, especially post-menopausal women. However, they should avoid finasteride unless prescribed by a doctor.
4. What foods help block DHT?
Green tea, pumpkin seeds, flaxseeds, and berries are rich in antioxidants that support healthy hormone balance.
5. Are there side effects with natural DHT blockers?
Most people tolerate them well, but minor issues like bloating or headaches can occur. Always start with low doses.
Ready to Stop Hair Loss?
Visit GLOJAS Clinic Kuala Lumpur – led by an ABHRS-certified hair specialist. We offer safe, effective hair loss treatments including DHT blockers, PRP hair injection, and hair transplant Malaysia.