By Dr. Yousef Mohammadi, MD – Integrative Primary Care, Scottsdale, AZ

Hair loss isn’t just about hair. It’s about identity, vitality, and control over your body. I know this because I’ve lived it.

At 20 years old, I started losing my hair. The emotional impact was real. I panicked, spent hundreds on shampoos and oils, medications, and consultations and stood helpless as my confidence took a hit. I wore hats to hide it. Eventually, I leaned in and shaved it all—but the experience stuck with me. Now, as a functional and integrative primary care doctor, I use that personal insight to help patients face hair loss with clarity and compassion.

Why Hair Loss Happens: Root Causes from an Integrative Perspective

Hair loss is multifactorial. It can be one or multiple of the following:

• Genetic
• Hormonal
• Nutritional
• Environmental
• Stress- or trauma-induced

Hair is a “nonessential tissue,” so when the body is stressed—physically, mentally, or metabolically—your follicles are often the first to suffer.

Here's how I frame hair loss for my patients:

1. Nutrient Gaps:
   • Amino acids (especially cysteine, methionine, lysine, glycine) are foundational for keratin and collagen.
   • Iron, zinc, Vitamin E, biotin, folate, and B12 are often low in patients with shedding.
   • Over-supplementation of vitamin A can actually worsen loss.
2. Thyroid and Hormonal Disruption:
   • Hair loss may be the first flag in under-active thyroid.
   • I look beyond TSH to free T3, free T4, and thyroid antibodies and more.
   • In women: low estrogen, PCOS, post-partum shifts, or birth control withdrawal often contribute.
   • In men: elevated conversion of testosterone to DTH may accelerate thinning.
3. Stress, Trauma, and Cortisol Imbalance:
   • Telogen Effluvium often shows up 3–6 months after a stressor—emotional, physical, or environmental.
   • I assess sleep quality and often use adaptogens or nervous system retraining techniques.
4. Inflammation and Gut Health:
   • Poor gut function = poor nutrient absorption.
   • I screen for food sensitivities (like gluten), SIBO, and leaky gut.
   • Inflammatory skin conditions like seborrheic dermatitis or scalp folliculitis often stem from gut dysbiosis or yeast overgrowth.
5. Toxic Load:
   • BPA, mold exposure, mercury, and other endocrine disruptors can interfere with hormones and mitochondrial function in hair follicles.
6. Autoimmune Patterns:
   • In alopecia areata, the immune system attacks the hair follicles directly.
   • This can be a downstream result of immune dysregulation triggered by infections, toxins, or chronic gut issues.

My Diagnostic Approach to Hair Regrowth for Men: Tiered, Personalized, and Root-Cause Focused

I use a tiered model when evaluating hair loss:

Tier 1: Basic Blood Work

• Blood count, metabolic panel, hormones, nutrients, vitamins, and more.

Tier 2: Functional Testing (as needed)

• Advanced Hormone testing like advance thyroid testing, Dutch hormone mapping
• Stool testing for dysbiosis, yeast, or parasites
• Toxin panels (mold, environmental toxins, and heavy metals)
• Deeper Micronutrient testing (e.g., Genova or SpectraCell)
• Immune testing (food sensitivity and allergies)

Lifestyle, Nutrition, and Self-Care: The Foundation of Hair Regrowth

• Protein first: 0.8–1g per pound of ideal body weight daily. Collagen, bone broth, and organ meats are great options.
• Daily habits: Sunlight, movement, and stress regulation matter as much as any supplement.
• Food journaling: I often ask patients to note hair shedding patterns alongside meals—some find gluten, dairy, or sugar flares inflammation and hair loss.
• Scalp stimulation: Regular brushing, scalp massage, and rosemary oil can improve circulation and reduce inflammation.

Supplements I Commonly Use for Hair Loss Treatment

These recommendations are based on labs and presentations, but are a few of the most common supplements I recommend.

• Iron bisglycinate, B-complex, Zinc carnosine
• Collagen peptides + Vitamin C
• Adaptogens for stress
• Botanicals for immune support
• Omega-3s, especially if inflammatory markers are elevated

Procedures and Therapeutics: When We Need More Tools

• Minoxidil (topical): Great for androgenic alopecia; Which pairs well with microneedling for better delivery.
• Low-Level Laser Therapy (LLLT): Stimulates mitochondrial activity in follicles.
• PRP (Platelet-Rich Plasma): One of the most effective tools for dormant follicles.
• Peptides: GHK-Cu, PTD-DBM, and others show promise in regenerative protocols.
• Finasteride: Useful in specific cases but not my first-line unless a clear androgenic pattern exists.
• Hair transplant consultation
  

For those seeking non-medical solutions to hair loss, options like high-quality wigs, scalp micropigmentation (SMP), and hair fibers offer effective ways to restore confidence and appearance without undergoing medical treatment. I chose SMP and couldn't have been happier with the results.

Final Word: Hope and Hair Regrowth Are Possible

Hair loss can feel like a loss of control. But when we use a functional lens—looking at root causes, customizing treatment, and treating the whole person—it becomes a catalyst for deeper healing.

I've lived this journey. And now I get to walk alongside patients who are going through it too—not just with tools and tests, but with real empathy and a roadmap that works.