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The Honest Mom Journal

Real stories from moms living with thyroid conditions
Reader story · Moms on levothyroxine

I Thought I Was Just a Tired Mom. Turns Out My Levo Was Only Doing Half the Job.

Four years of "your labs are fine" and falling asleep on the couch at 7:40pm. Here's the one thing nobody ever told me about my thyroid pill.

Sarah
By Sarah M., mom of two, on levothyroxine since 2021
6 min read
A mom asleep on the couch at 7:40pm, kids' backpacks by the door

My husband took this. He wasn't trying to be mean. He just didn't know what else to do.

This was me, almost every night. Dinner done, kids in pajamas, and me asleep sitting up on the couch before they were even in bed. My daughter used to cover me with the blanket. She was six.

I'd been diagnosed with Hashimoto's a few years earlier. I take my levo every single morning. Empty stomach, glass of water, wait before coffee. My blood work kept coming back "fine." So when I said I was exhausted, everyone had the same answer.

‹ NotesDone

Things they said it was.

  • "You have little kids." (my doctor)
  • "We're all tired." (my friends)
  • "First-time mommy stuff." (my mom)
  • "Your labs are fine." (everyone)

Nobody checked anything else.

I actually kept that note on my phone. I'd add to it after every appointment, like if I wrote it down enough times it would start to make sense.

the part that made me cryMy kids started planning around my tiredness.

It's one thing to be tired. It's another to watch your kids adjust to it. My son stopped asking me to play after school. He'd ask his dad instead. I found a sticky note on the fridge my daughter wrote for herself:

Things to do with Mom park after school
bike ride
finish the puzzle
maybe tomorrow

"Maybe tomorrow." That was my line. She'd heard it so many times she wrote it down. And the weird part? The kids were sleeping through the night by then. I was getting eight hours. I was still wiped out by school pickup.

A tired mom resting her head on her hand in the school pickup line
Mike ❤️
Tue 7:41 PM
you asleep again?
kids are asking if you're coming up for stories
7:58 PM
sorry. I don't know what's wrong with me
I slept 8 hours last night 😞

what I was doing insteadI tried to caffeine my way out of it.

I'm not proud of this, but here's what my "energy plan" actually looked like every month:

MY TIRED-MOM SURVIVAL KIT
Coffee #1, #2, #3 (daily)$64
"Energy" gummies$28
Afternoon iced latte$52
Hair, skin + nails vitamins$22
Pizza night (too tired to cook)$80

TOTAL / MONTH$246
Energy at 3pm0
★ STILL EXHAUSTED ★
Sketch: coffee, energy gummies and sleep do not touch step 2

None of it worked for more than an hour. And later I found out why. None of it was touching the actual problem.

11pm, reading on my phoneThe thing nobody told me about my thyroid pill.

One night I fell down a rabbit hole in a thyroid moms group, and someone posted a simple explanation that honestly changed how I saw the last four years.

Levothyroxine is T4 only. T4 is basically the storage form of thyroid hormone. The form your body actually runs on is T3. And your body has to make that switch itself.

Sketch: levo is T4 only, your body has to make T3

Then the part that really got me: about 80% of your T3 isn't made in your thyroid at all. It's converted from T4 in places like your liver, gut and muscles.

Sketch: most of your T3 is made outside your thyroid

So my pill was doing its job. It was giving me T4. But the second step, turning it into T3, depends on minerals. And my standard labs never checked that step at all.

Step 1Levo gives you T4, as prescribed.
Step 2Your body converts T4 into T3.
Step 3That step runs on minerals.

The main one is selenium. Gram for gram, your thyroid holds more selenium than any other organ in your body. Zinc and copper support the process too. Not one doctor had ever brought any of this up with me.

Sketch: gram for gram, the most selenium of any organ
Sketch: it's not just mom brain

It also explained the stuff I'd been calling "mom brain." Losing words mid-sentence at work. Walking into a room and forgetting why. Snapping at the kids and hating myself for it after. It wasn't just me being a bad mom. My body was missing a step.

what I looked forI didn't want another energy product.

I was done with gummies and caffeine. I wanted exactly three things: the minerals that support the T4-to-T3 step, nothing that would mess with my levo or my labs, and something I could actually remember to take.

Most "thyroid" supplements I found were built around iodine and biotin. Iodine isn't something most women on levo need more of, and biotin can throw off thyroid blood tests. My doctor had literally told me to stop biotin before blood work.

The one I ended up with is called VYREX. It's just the three minerals in one capsule:

Se
Selenium 200 mcgSupports the enzymes that convert T4 into T3.
Zn
Zinc 15 mgSupports normal thyroid function and energy metabolism.
Cu
CopperKeeps the zinc balanced and supports normal energy metabolism.

No iodine. No biotin. No ashwagandha. No caffeine. It doesn't replace my levo, and it isn't supposed to. My levo does step 1. This supports step 2.

Sketch: one capsule, 4 hours apart from levo

My routine is the easiest thing I do all day. Levo at 6am like always. One VYREX with lunch, at least 4 hours later. Done.

VYREX bottle next to packed lunchboxes

my notes from the first monthWhat I actually noticed.

I'm a list person (obviously), so I kept notes. Everyone's different and this is just my experience:

Day 1

Took it with lunch. Honestly expected nothing. Fell asleep on the couch at 8:10. Classic.

Day 9

Skipped coffee #3 without noticing until dinner. Small thing, but I noticed.

Day 17

Did the full bedtime routine. Two books. Didn't count down the minutes.

Day 26

Took them to the park after school. My daughter crossed it off her own sticky note.

A mom laughing while pushing her daughter on a swing

The park. On a Tuesday. Not tomorrow.

I'm not a brand new person. I still have tired days, I'm a mom. But I'm not asleep at 7:40 anymore, and I stopped saying "maybe tomorrow" every day. That's everything to me.

Sketch: one capsule instead of a cabinet

I also threw out half my cabinet. Goodbye gummies.

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VYREX Thyroid Support Complex bottle

VYREX Thyroid Support Complex

The 3 minerals behind step 2, in one capsule made to take alongside levothyroxine.

  • 200 mcg selenium + 15 mg zinc + balanced copper
  • No iodine, biotin, ashwagandha or caffeine
  • Won't skew your thyroid labs
  • One capsule a day, 4 hours apart from levo
  • 30-day money-back guarantee
See If VYREX Is Right For You →

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from my thyroid moms groupI'm not the only one.

When I shared this in my group, a bunch of moms said they'd tried it too. A few of them said I could share what they wrote:

Two moms holding their VYREX bottles
Rated 4.8/5 by 12,000+ women★★★★★
J
Jessica R., 36✓ Verified Buyer

I've been on levo for 4 years and my labs were always "fine." My husband honestly thought I was exaggerating. About three weeks in I noticed I wasn't counting down to bedtime anymore. Last week I took the kids to the park after school two days in a row.

Like · Reply · 2d
R
Rachel T., 41✓ Verified Buyer

Teacher, two boys, Hashimoto's since my second was born. One capsule with lunch, no jittery feeling like the energy stuff I tried. I'm down to one coffee and I don't hit the wall at 3 like I used to.

Like · Reply · 4d
K
Kristen K., 34✓ Verified Buyer

Half the "thyroid" bottles I looked at had iodine or biotin. This was the first one I could just take without worrying. The brain fog on my work calls is so much better. I actually finish my sentences now.

Like · Reply · 1w
B
Brittany S., 39✓ Verified Buyer

My daughter asked me why I'm not so tired anymore. That one got me. My afternoons feel like mine again and I have patience left at bedtime.

Like · Reply · 1w

the questions I had tooBefore you try it.

Will it mess with my levo?

It has no iodine and no biotin, the two ingredients most likely to interfere with thyroid care or labs. Take it at least 4 hours apart from your levo, and check with your doctor if you're unsure.

Is this just another energy gimmick?

No caffeine, no stimulants, no buzz. It supports the T4-to-T3 step your levo can't do for you. It's minerals, not a pick-me-up.

How fast will I notice anything?

Everyone's different. Many women say they notice their energy starting to come back in weeks 2 to 4, with steadier afternoons over the first couple of months.

What if it doesn't work for me?

You get 30 days. If you don't love how you feel, email them and they refund you. You don't even have to send the bottle back.

30-DAY
MONEY
BACK

Try it for 30 days, risk-free. If you don't love how you feel, just email and you get your money back. No hoops, no awkward questions, no need to mail anything back.

If you're on levo and still asleep by 7:40, it might not be the kids.

It might be step 2. I wish someone had told me four years ago.

Check Availability & Try VYREX Risk-Free →

One capsule daily · No iodine, biotin or caffeine · Individual results vary

xo, Sarah