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Mounjaro hits harder than Ozempic ... especially your hair. Okay, I need to tell you about this because I'm still not entirely over it. I'm on Zepbound, not Ozempic, and nobody's talking about us. I was scrolling through Instagram last week and another one of those "GLP-1 hair loss" ads popped up. And I just rolled my eyes. Not my drug. Phew, I'm safe! Then I looked down at the brush on my nightstand. ======== Okay so here's where I was at. I started that morning with a clean brush. Totally empty. By noon it was full. I had to dump it into the trash before lunch. And that was a Tuesday. Not a wash day. Not a stress day. Just ... a Tuesday. My friend Lauren looked at me over coffee and went, "Kate. How much hair are you losing right now?" And I laughed, because what else do you do. "I mean, enough that I keep a lint roller in my car now." She didn't laugh back. She just said "yeah." Because she's on the shot, too. And she already knew. ======== You want to know how I'd been measuring it? Children's hair ties. Wrapped three times. I used to wrap an adult one once. I used to be the girl with the heavy dark hair. The one you'd notice in photos. My daughter used to beg me to let her braid it before bed. And look ... I know how vain this sounds when I say it out loud. But that was my thing. You know? That was the attribute I didn't have to think about. The one that was just ... mine. And now I'm standing in front of the mirror at 11pm with my phone flashlight, trying to count my part without waking up my husband. I stopped telling my sister about it because she still has all of her hair and her face does this thing when I bring it up. I've tried everything. And I mean everything. ======== I went to the doctor. Obviously. She ran the whole panel. "Thyroid's normal. Iron's great. B12 is fine." And then she gave me the look. You know the one. "It's probably just the stress of moving and all the family stuff you've been dealing with, Kate. Give it six months. Try to take some time for yourself." I wanted to laugh in her face. Stress? Time for myself? I'm the same woman I was last June minus 42 pounds. My job didn't change. My marriage didn't change. My kids didn't change. The only thing that changed was the shot. But I smiled and said "okay" and left with a pamphlet about breath work. My labs came back normal. My hair did not. ======== Here's what she didn't test for. Hair cortisol concentration. That's actually the correct test for chronic cortisol exposure, and almost no dermatologist orders it. Follicle-level IGF-1 signaling. GAS6 stem cell activation. I didn't know any of these words six months ago. I do now. Because I've been reading papers at 2am like a crazy person. All three are documented pathways for GLP-1 hair loss. None of them show up on a standard blood panel. So your serum looks clean while your follicles are actually starving. Your body's literally stripping nutrients from your hair tissue to protect your blood numbers. Which means when your doctor says "you're fine" ... she ran a test that physically cannot detect the problem. Not her fault. She wasn't trained to look for it. But it's still maddening when you're the one standing in the shower pulling out chunks. ======== So I did what every woman in this position does. I went down the Reddit hole. I tried the most popular one. $88 a month. Four months. Want to know what happened? Nothing. Literally nothing. My shedding didn't slow. My baby hairs didn't show up. My $88 just ... evaporated into the ether every thirty days. I found out later their ashwagandha is 3.5 times weaker than what clinical research actually says you need. So it was basically a placebo with good marketing and I was a data point. Then biotin gummies. At 16,000% of the daily value. I felt like I was doing something. I looked it up later and a 2017 systematic review found literally zero benefit in non-deficient women. So that was money well spent. Collagen powder in my morning coffee. My skin looked great. My hair did nothing. Turns out collagen has the wrong amino acids for hair. (Your hair needs cysteine and methionine, not glycine and proline. I didn't know this either. Nobody tells you.) Rosemary oil. Caffeine shampoo. Rice water rinses. The desperation products. You know the ones. The ones you try at 1am because you saw a TikTok and you cannot sit still in your own body anymore. By the end of month ten I had spent over $2,100. Saved zero hairs. ======== Lauren texted me a phone number. "Call her. Trust me." It was her compounding pharmacist. A woman named Priya who'd apparently helped half of Lauren's weight-loss group fix this. So I called. Fully expecting another pitch. Fully ready to roll my eyes again. Priya's first question, before I even finished explaining: "What shot are you on?" "Tirzepatide." "Okay. That's the thing nobody's telling you. You're not on a regular GLP-1 like Semaglutide. Those are different drugs. They hit different receptors. And the one you're on hits your hair harder." I was like, "wait, what?" She walked me through it like it was obvious. "Semaglutide hits one receptor. GLP-1. That's it. Tirzepatide hits two. GIP and GLP-1 together. That's why the weight comes off faster. And that's why your hair does too. Different receptor, bigger metabolic shock, faster hair loss. I see it every day in here." She said in the Semaglutide trials, about 3% of women reported hair shedding. In the Tirzepatide trials? Up to 7.1%. More than double. And I just sat there on my couch going "you have got to be kidding me." Because I'd been looking at the wrong ads this whole time. ======== "Here's the part you need to understand," Priya said. "And then I'll tell you what to do." Every word of this I've written down because I wanted to get it right. She told me that when you lose weight this fast, your liver cuts IGF-1 production. That's the growth signal. The thing that tells your hair follicles to stay active. Without it, they don't die. They just ... wait. They go dormant. Meanwhile the metabolic shock triggers cortisol. And cortisol suppresses something called GAS6, which a Harvard team identified in 2021 as the actual molecular switch that wakes up hair stem cells. No GAS6, no wake-up signal. Your stem cells stay asleep. And on top of all that, because you're only eating about 1,100 calories a day, your body is robbing zinc and biotin and pantothenic acid straight from your hair tissue to keep your blood numbers looking normal. Three failures. At the same time. Signaling. Stress. Structure. "So when you tell me you tried Nutrafol and biotin and collagen and they didn't work," she said, "yeah. No kidding. You were bringing a single-pathway product to a three-pathway problem. It's like putting diesel in a gas engine and wondering why it won't start." I laughed. Because what else do you do. Then she said the thing that actually scared me. "Here's what you need to know. Dormant follicles don't wait forever. There's a study of 484 women with IGF-1 deficiency where 34% of them never fully recovered. The window closes. And on tirzepatide, it closes faster than it does on semaglutide. Don't wait another six months." ======== So I asked her, obviously, "okay, what do I take." She told me about KeraLush. "It's the only formula I've seen that actually matches the mechanism," she said. "Most hair supplements pick one lever. This one pulls all three." She walked me through the ingredients. Shoden ashwagandha at 35% withanolide glycosides. 3.5 times stronger than the ashwagandha in the supplement everyone in the Facebook groups recommends. In the clinical data it drops morning cortisol by 65.78% in sixty days. "That lifts the GAS6 suppression," she said. "Your stem cells wake up. Your follicles get the signal to start cycling again. That's the first thing you need." Then keraGEN-iV keratin peptides. In the Branyiczky trial, 43.1% reduction in hair fall on the clinical pull test in sixty days. She put it in plain terms for me. "If you're losing 200 strands a day, that's down to about 115. Your drain stays quieter. Your brush stops filling up." Zinc at 136% DV. Biotin at 8,333%. Pantothenic acid at 2,000%. "At the doses your follicles are actually hemorrhaging," she said. "Not the 'this assumes you're eating three full meals a day' dose that every other hair vitamin uses." Vitamins C and E to handle the oxidative stress from rapid weight loss. "This isn't a hair vitamin," she said. "It's a recovery protocol. I'd give it ninety days. That's the clinical window." I ordered three bottles that night. ======== Week four I noticed the drain. It was ... quieter? Less. Less hair. I didn't trust it. I thought I was making it up. Week seven I was in the bathroom at 11pm, phone flashlight in hand, doing my usual part-counting ritual. And I saw them. Baby hairs. A whole front row of them, sprouting along my hairline. Not flyaways. Not breakage. Little standing-up antenna hairs that had clearly not been there two weeks ago. I started crying. Like, actual tears, in my pajamas, alone in the bathroom. My husband walked in and went "babe, are you okay?" I couldn't get words out. I just pointed at my hairline in the mirror. He looked, and his face kind of shifted, and he said "oh my god." He didn't try to fix it. He didn't try to make it about him. He just came over and held me. Week ten I was at the salon. Marisol, my hairdresser of six years, picked up my ponytail and just went still. "Kate. Girl. What did you do." And I told her the whole thing. The drug, the dismissal, the pharmacist, the bottles. She wrote KeraLush down on the back of one of her appointment cards and said "I'm telling my clients about this. I have so many on those shots and they're all asking me the same thing." I'm still on my shot. Still losing weight. Actually down another eight pounds since week seven, for the record. My ponytail is the heaviest it's been in three years. ======== So listen. If you're on Tirz and your drain has started to look like a crime scene ... If your labs came back normal and your doctor told you it's probably just stress ... If you've already tried the "#1 most popular" supplement and biotin and collagen and you're sitting there wondering what you're supposed to do next ... You're not imagining it. You're not broken. You're not alone. Tirzepatide hits harder than semaglutide. That's the part nobody's telling you. ======== BUT HERE'S THE OTHER THING NOT EVERYONE TALKS ABOUT... KeraLush works beautifully for most women on the shot... but every body responds differently. Some women mainly need cortisol calming (to wake dormant follicles back up). Others benefit more from anchor repair (to stop strands sliding out at the root). And some see the fastest results once both systems are supported together. The women who get their hair back soonest are the ones who know which trigger is hitting them hardest. That's why before ordering, it's smart to take this quick 60-second quiz. It asks the same specific questions a good trichologist would: → How long have you been on the shot? (Pre-shed, peak shed, or chronic?) → How much hair are you losing in the shower? (Strands, handfuls, or clumps?) → How's your stress and sleep right now? (Is cortisol the dominant trigger?) Answer honestly, and you'll learn: ✅ Whether KeraLush's 5-trigger approach matches your shedding pattern ✅ Which root cause (cortisol, anchors, or nutrients) needs support first ✅ A realistic timeline for noticing results Because here's what I've learned: The women who thrive aren't the ones who try everything. They're the ones who try the right thing. 👉 Take the Free 60-Second Quiz Here: https://rejuveen.com/pages/keralush-hair-diagnostic-quiz Find out if this is the right solution for you. P.S. If you just scrolled past another "GLP-1 hair loss" ad and thought "that's not me" ... this one was for you. Tirzepatide is newer. The conversation hasn't caught up. The follicles that go dormant this month don't all come back. Don't wait for month seven to take the quiz and figure out your next step. P.P.S. To the women already asking me: no, Shoden Ashwagandha doesn't cause facial hair growth. It addresses cortisol at the follicle level. That's it. I had the same question. Priya had a long sigh about it.