Do you know what you’re seeing?
The smaller photo with a marked bald “spot” is an example of alopecia areata. The larger photo with the overall thinning and low-grade balding all along the top of the head is an example of androgen-mediated “male pattern baldness” in a woman. A great example of why we need to dive into the detail of otherwise generic symptoms such as “hair loss” or “hair thinning”.
The detailed write-up below about these dynamics is a sample entry from the SAFM Q&A Treasure Chest , where our students find hundreds of entries to support their client and patient needs…and the ability to post their own. Unlimited access is included as part of the SAFM’s practitioner training in Applied Functional Medicine.
I hope this is helpful to you!
Q: Do you have any recommendations for a client with a marked bald spot on the top of her head? I am pretty certain it’s not pattern-baldness due to hormone imbalance. I do have clients to whom that applies; however, this client in particular has a very large bald spot (about silver dollar size) at the top left of her head. Around it is a full mane of Rapunzel hair. She uses eyeshadow to cover the bald spot, but it’s not really visible because of the way she parts her hair. Thanks so much!
A: Generalized alopecia is certainly a possibility, but this tends to result in diffuse hair loss all over or just on the top of the head (as caused by low thyroid function or key nutrient deficiency e.g. B12, iron, zinc).
In this case, it’s likely your client is experiencing Alopecia Areata (AA). (Have her check out some photos .) AA is an autoimmune disorder that attacks the hair follicles and can result in single-spot hair loss or can progress aggressively to total hair loss. Disease progression tends to vary dramatically and to be unpredictable. It may go away on its own, or it may get substantially worse. It may surge and subside during an individual’s lifetime as well (as with all AI dis-ease) allowing regrowth and then repeat loss if the root cause of the disease is not addressed. Regardless, hair regrowth is generally quite slow, so even with effective support, it’s important to set your client’s expectations properly that regrowth can take 6 months or more.
AA follows the dynamics of other autoimmune disorders (there are many other posts about it in the Q&A database), keeping in mind that AA is really a dysfunction of the immune system, where the hair follicles are just an ‘innocent bystander’. You may learn more about AA’s autoimmune dynamics here. This can occur coincident with other autoimmune disease manifestations as well (e.g. Hashimoto’s thyroiditis, vitiligo). In particular, consider the role of molecular mimicry with other infectious dynamics e.g. H. pylori, which has been well documented in alopecia areata (this and this will interest you, as may this).
Many other autoimmune posts on our site already include fundamental autoimmune dynamics and also a number of therapeutic suggestions to reduce inflammation. Consider encouraging your client about all of the following:
Your assessment seems reasonable. If, however, this explanation (and the photo link above) doesn’t resonate with your client, you might explore androgen hormone imbalance, as this does typically result in top-of-the-head hair loss exclusively but not (as you said) typically in an overt circular pattern. Just as men commonly experience as they age, women can also experience hair loss (essentially thinning) on the top of their head, typical in a common progression called “male pattern baldness”. In women, this can be coincident with polycystic ovaries, metabolic dysfunction (especially with hyperinsulinemia, even subclinical), or other signs of androgen dominance, but hair loss may also occur on its own. It can also simply occur as a result of high testosterone stimulation (not just from endogenous hormones but also the effect of endocrine disrupting chemicals).
In the hair follicles, there is an enzyme called 5- alpha-reductase which converts testosterone into dihydrotestosterone [DHT]. It is primarily high levels of DHT that cause male pattern baldness, and women with relatively high levels of testosterone can be vulnerable to the same dynamic (we’ve written about this before). This can also be exacerbated in women who have adequate levels of progesterone or relative estrogen dominance, as progesterone also inhibits 5-alpha-reductase when sufficient. Natural inhibitors of the same enzyme include saw palmetto berry, the antioxidant astaxanthin, lycopene, pumpkin seed oil, and zinc.
In this latter scenario, consider assessing blood levels of free hormones and helping your client to address imbalances. Remember that high levels of insulin can also encourage creation of more testosterone in women. If you suspect insulin resistance, you might ask her to seek an HbA1c level and/or fasting insulin (or c-peptide would be even better) and work with her to reduce her daily glycemic load (e.g., eliminate refined carbohydrates entirely, ensure overall carbohydrate intake is appropriate given her lifestyle, and reduce stress, which is sometimes a major mediator of glycemic load in the context of a seemingly optimal diet).
You client may also need zinc to help inhibit this enzyme conversion and keep hair follicles healthy. Wherever possible, encourage clients to get an RBC Zinc level before beginning supplementation. In the absence of data, it is generally safe to take up to 40mg zinc daily [ideally divided into two separate doses] for a couple of months. Zinc should be taken with food, or it is likely to cause nausea or stomach discomfort. Don’t use zinc oxide or carbonate forms. Ideally citrate or an amino acid chelate forms. As you can see, zinc is a vital nutrient in all of these scenarios. If longer than two months are needed, but sure to choose a Zinc: Copper combination formula, as these two minerals compete for absorption at both the gut and cellular level.
Vitamin B12 and Biotin and Iron levels are also particularly important for healthy hair follicles, though deficiencies in these are more likely to lead to hair breakage and/or diffuse hair loss (vs. pattern balding, as you indicate). Diffuse thinning of hair across the entire head is often at play with hypothyroidism, iron/B12 insufficiency, and insufficient stomach acid (hypochlorhydria).
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Practitioner clarification questions are welcome! Please do not post personal case inquiries.
Hi Tracy,
What do you think about Hair Mineral Analysis Tests? Many practitioners are using this test to guide their clients on changing their diet and lifestyles after analyzing the minerals and their respective ratios in hair. However, I am not sure about the efficacy of such tests. I touched-base with one of the labs which use the concept of bio-spectro photometry for analysis (They even use the same method to track food intolerances). How accurate can they be?
Thank You.