fbpx
Membership
Menu
Log-in Membership

Articles

Explore the science behind hair loss and hair growth. Our in-depth articles cover topics ranging from natural remedies to pharmaceuticals to breakthroughs in hair loss science. Want to request an article topic? Contact us.

Ingredients
Pharmaceuticals
Natural Remedies
Company Reviews
The Scalp Tension Theory Of Hair Loss: A Scientific Breakdown
By Perfect Hair Health Team
Jan 9, 2019

The Scalp Tension Theory Of Hair Loss: A Scientific Breakdown

Does a tight scalp cause hair loss? Sixty years ago, researchers abandoned this theory. Now, studies on Botox and hair regrowth are making scientists revisit the scalp tension theory of hair loss. Here’s everything you need to know.
Hair Loss (AGA) and Low Blood Flow: What Everyone Gets Wrong
By Perfect Hair Health Team
Nov 29, 2018

Hair Loss (AGA) and Low Blood Flow: What Everyone Gets Wrong

Balding scalps have 2.6 times less blood flow (and 40% less oxygen) than hairy scalps. However, there’s debate over whether low blood flow is a cause of hair loss… or a consequence of hair follicle miniaturization. This article builds (and then dismantles) both sides of the argument....
Nutrient Deficiencies And Hair Loss: A Master Breakdown
By Perfect Hair Health Team
Jun 19, 2018

Nutrient Deficiencies And Hair Loss: A Master Breakdown

Research shows that severe, prolonged nutrient deficiencies can cause hair loss… but that deficiencies this severe are rare in the first world. Paradoxically, studies also reveal that first-world hair loss sufferers often have low-grade nutrient deficiencies. So what’s the real story? Th...
Brotzu Lotion For Hair Loss? Maybe, Maybe Not. (See Photos)
By Perfect Hair Health Team
May 24, 2018

Brotzu Lotion For Hair Loss? Maybe, Maybe Not. (See Photos)

In 2016, Brotzu Lotion made headlines as a potential hair loss cure. But does this topical actually live up to its hype? Yes and no. On the positives, Brotzu Lotion (now branded as Trinov™) might stop the progression of pattern hair loss. It can also improve alopecia areata. But is it better than mi...
Update (2018): My Research Is Now Published In A Scholarly Journal
By Perfect Hair Health Team
Jan 12, 2018

Update (2018): My Research Is Now Published In A Scholarly Journal

Despite decades of research, DHT’s role in pattern hair loss is still not fully understood. Why is DHT linked to both scalp hair loss and body hair growth? By which mechanisms does DHT lead to hair follicle miniaturization? Why is there a “pattern” to pattern hair loss? These quest...
Hair Loss And SIBO: How To Treat Gut Dysbiosis
By Perfect Hair Health Team
Nov 10, 2017

Hair Loss And SIBO: How To Treat Gut Dysbiosis

Is small intestinal bacterial overgrowth (SIB) connected to hair loss? Potentially… especially among the female hair loss sufferers with whom I’ve worked. SIBO may not only drive widespread nutrient deficiencies, but also contribute to diffuse thinning (telogen effluvium). If you’r...
L. Reuteri For Hair Loss: A Complete Review
By Perfect Hair Health Team
Jul 26, 2017

L. Reuteri For Hair Loss: A Complete Review

Lactobacillus reuteri (l. reuteri) may raise testosterone, improve vitamin D synthesis, and increase hair quality (in rats). Once found in 40% of human guts, this bacteria is now only present in a small fraction of people. So if we supplement with l. reuteri, will we experience hair regrowth? This a...
P. Acnes (Bacteria That Causes Acne) Linked To Hair Loss: What To Do About It
By Perfect Hair Health Team
Jun 28, 2017

P. Acnes (Bacteria That Causes Acne) Linked To Hair Loss: What To Do About It

Can the trillions of bacteria living in our gut and skin influence our predisposition to acne and hair loss? Ten years ago, the answer was, “no.” But today researchers are changing their tune. Evidence shows that the non-human bacteria living in (and on) us — known as our microbiome — helps regulate...
Increasing IGF-1 For Hair Loss? Think Twice
By Perfect Hair Health Team
Jun 9, 2017

Increasing IGF-1 For Hair Loss? Think Twice

Hair loss forums often tout a connection between hair loss and a protein called IGF-1 (insulin-like growth factor 1). The belief: if we increase IGF-1, maybe we can slow, stop, or reverse pattern hair loss. Unfortunately, forums never clarify exactly what “increasing IGF-1 for hair loss” means. For ...
Diffuse Hair Thinning? Check Your Zinc Levels
By Perfect Hair Health Team
May 25, 2017

Diffuse Hair Thinning? Check Your Zinc Levels

Suffering from hair loss? You might think your hair thinning is due to hypothyroidism, a hormonal imbalance, or even dihydrotestosterone (DHT)… But what you may not know is that hair loss can also be a sign of a nutrient deficiency – specifically, zinc. Zinc is an essential trace metal our bodies ne...

Stop guessing which hair loss
treatments actually work

Instead, just read our cheat sheet

You’ll get the facts on nine “natural” and “conventional” hair loss treatments: how they work, how much hair they’ll regrow, their limitations, and what their marketers don’t want you know.