Are Your Medications Affecting Your Hair & Scalp?
- Brittany Reed
- Mar 3
- 3 min read

I get asked a lot (as you can imagine) about hair loss, scalp issues, and the like.
This is simply to bring awareness to you and to also note that it is fairly normal for our hair to not be as thick as it once was when we were younger.
I'm noticing that myself, recently!
I'm not here to sell you anything.
Simply shed some light on it and share what information I may have.
What I do know is that your health can show itself in your hair and scalp!
Have you noticed changes in your hair or scalp?
Your medications, vitamin intake, hormones, and even age could be playing a role!
Let’s break it down:
Medications That May Affect Hair & Scalp Health (Telogen Effluvium or Anagen Effluvium)
-Blood Thinners (Anticoagulants) – Medications like warfarin and heparin can cause increased hair shedding.
-Beta-Blockers & Blood Pressure Medications – Drugs like metoprolol, atenolol, and amlodipine can contribute to hair thinning.
-Antidepressants & Mood Stabilizers – SSRIs (such as fluoxetine and sertraline) and mood stabilizers like lithium can lead to hair shedding.
-Hormonal Medications (Birth Control, HRT, and Testosterone Therapy) – Changes in hormone levels from birth control pills, hormone replacement therapy (HRT), or testosterone treatments can trigger hair thinning.
-Chemotherapy Drugs – These attack rapidly dividing cells, including hair follicles, leading to significant hair loss (anagen effluvium).
-Retinoids (Vitamin A Derivatives, Like Isotretinoin for Acne) – High doses of vitamin A or retinoid medications can lead to hair thinning.
-Thyroid Medications – Both hyperthyroidism and hypothyroidism medications can impact hair growth and lead to thinning.
-Immunosuppressants (Methotrexate, Cyclosporine, Biologics for Autoimmune Diseases) – These can disrupt normal hair growth cycles and cause hair loss.
Medications That May Affect Scalp Health
-Steroids (Oral or Topical Corticosteroids) – Can cause scalp dryness, thinning skin, and increased oil production, sometimes leading to scalp irritation.
-Antifungal Medications (For Fungal Scalp Infections) – Long-term use of antifungals like ketoconazole can sometimes cause scalp irritation or dryness.
-Acne Medications (Like Isotretinoin) – Can lead to extreme scalp dryness and flaking.
-Statins (Cholesterol-Lowering Drugs) – Some people report increased hair shedding and scalp dryness.
-Antipsychotic Medications – Certain medications can contribute to scalp oiliness or dryness, sometimes leading to dandruff.
What to Do If You Notice Hair or Scalp Changes?
-Talk to Your Doctor – If you suspect a medication is affecting your hair, ask if alternative options are available.
-Maintain a Nutrient-Rich Diet – Eating enough protein, iron, and vitamins can help counteract hair loss.
-Use Gentle Hair Care Products – Avoid harsh shampoos or styling tools that might worsen hair shedding or scalp irritation.
-Manage Stress – Stress can worsen medication-related hair loss, so relaxation techniques may help.
Hormonal & Age-Related Hair Changes
Hormonal Imbalances – Changes in estrogen, testosterone, or thyroid hormones can contribute to hair thinning or excessive shedding.
Menopause & Aging – Natural aging reduces hair density, while menopause-related estrogen drops can cause increased hair loss.
Pregnancy & Postpartum – Hormonal fluctuations can lead to temporary hair thinning, known as postpartum shedding.
Vitamins for Stronger Hair & Healthier Scalp
Biotin & B12 – Essential for strong, healthy hair growth.
Vitamin D & Iron – Prevent hair loss and support new growth.
Vitamin E & Omega-3s – Keep your scalp hydrated and hair shiny.
Vitamin C – Boosts collagen for hair strength and scalp health.
*******Check for Contraindications!*******
Before adding any new vitamins or supplements to your routine, make sure they don’t interfere with your medications. Some supplements can reduce effectiveness or cause unwanted side effects when combined with certain drugs. Always consult your doctor or pharmacist to stay safe!
Are Supplements Regulated?
Unlike prescription medications, vitamins and supplements are not regulated by the FDA in the same way. This means their quality, potency, and effectiveness can vary. Always choose reputable brands and check for third-party testing to ensure safety and accuracy.
Fueling your body with the right nutrients, understanding hormonal changes, and staying mindful of medications can help you be in the healthiest place for you, which is different for everyone!
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