Your liver filters everything. Alcohol. Tylenol. Years of it. The compound hospitals use when that filter finally fails is the same one you can take daily before it does.
Lauren J.
“I've been a regular drinker for years and never did anything to protect my liver. Found out alcohol depletes glutathione every single night. NAC with Selenium was the obvious answer. My last blood panel was the best it's been in a decade.”
#1
Liver Supplement
Best for liver protection
NAC + Selenium Capsules
- Boosts Glutathione - Liver's Detox Compound
- Liver Antioxidant Support
- 3rd Party Lab Tested
30-Day Money Back Guarantee
That's how confident we are in your results. But if you're not thrilled, send it back and we'll refund your purchase.
Disclaimer: This product is not intended to diagnose, treat, cure or prevent any disease.
What Our Customers Are saying...
52 years old and best results I've had!
I'm 52 and have been drinking socially — sometimes more than socially — for most of my adult life. My annual physical had become something I dreaded because the conversation was always the same. Liver levels up, doctor telling me to watch it, me nodding and changing nothing. Two panels after starting NAC my doctor said something I genuinely didn't expect to hear. That my results were the best they'd been in years. I didn't think that was still possible for me.
New essential
I've been a regular drinker since my late 20s — wine with dinner most nights, more on weekends. My doctor had been flagging my liver levels for three consecutive years and every time I promised to cut back. I tried, it helped slightly, then crept back up the moment I returned to normal. Started NAC six months ago and just got my latest panel back. My doctor called it a meaningful improvement. First time in three years he hasn't pushed the 'cut back' conversation.
First Time He Didn't Tell Me to Cut Back
I'm a skeptic by nature. I've been drinking regularly for about 12 years and assumed the damage was just what it was. My liver markers had been off for a couple of years and I'd written it off as the cost of my lifestyle. A coworker mentioned NAC and I figured I had nothing to lose at that price point. Three months in, my doctor actually noticed a difference at my follow-up. I don't know what else to attribute it to because nothing else changed.
Wish I'd found this 10 years ago
I've had liver concerns flagged since my mid-30s. I'm 47 now. Drink most evenings — craft beer, wine, the usual. My doctor had mentioned it so many times it stopped registering. Started NAC after going down a rabbit hole on Reddit about liver health. Genuinely did not expect anything to change. Went in for my next checkup ready for the same conversation I'd been having for over a decade. My doctor looked at the results and actually smiled. Twelve years and a $30 supplement did more than anything else I tried.
I take Tylenol every day
I've had chronic back pain for six years. Tylenol was just part of my routine — I didn't think twice about it. Then I started reading about what years of daily pain relief actually does to your liver. Started NAC the same week. Something I'd been writing off as stress and getting older quietly disappeared. I didn't connect the dots until it lifted.
Clean Ingredients. All Natural.
Non-GMO
All Natural Ingredients
Gluten-free
3rd Party Lab tested
How NAC works?
Your liver detoxifies through one molecule: glutathione.
No glutathione = no real detox. And your body can only make glutathione if it has NAC as a raw material.
Every time you drink alcohol, take Tylenol, or eat processed food, your liver burns through its glutathione reserves to neutralize the damage. Over years, the reserves run low — and the buildup starts to show. Fatigue. Brain fog. Slow recovery. A body that never quite feels clean.
NAC restores what your liver has been depleted of, so it can do its job.
Glutathione Production: NAC is the direct precursor to glutathione — without it, your liver's detox system has no raw material to work with.
Alcohol Metabolism Support: Alcohol produces acetaldehyde in the liver, a toxic byproduct that glutathione neutralizes. NAC keeps that clearance system running.
Tylenol (Acetaminophen) Protection: Tylenol overdose depletes glutathione rapidly — which is exactly why hospitals administer NAC in those emergencies. The same mechanism works at a daily maintenance dose.
Processed Food & Environmental Toxins: Seed oils, food additives, heavy metals, and pollution all add to your liver's load. Glutathione clears them. NAC keeps glutathione replenished.
Your Journey to Liver Detoxification
Real Changes typically take time and happen gradually. Here is how your journey will look.
Weeks 1 - 2
The Filter Restarts
Nothing dramatic, but something's different. Sleep feels more restorative. Mornings-after aren't as brutal. Energy feels more stable through the afternoon. Your liver is producing more glutathione. The cleanup crew just clocked in.
Weeks 2 - 4
The Load gets Lighter
Words come easier. You're not reaching for coffee by 10am. If you drink, the next morning doesn't wreck your whole day. Energy holds without forcing it.
Month 2
The Compound Effect
Recovery is faster. Mental clarity is consistent. You stop wondering if it's working — you're just functioning like you used to.
Month 3
Filter is Finally Clean
Lighter. Sharper. You feel like a version of yourself you thought was just getting older. This is what happens when your liver finally has what it needs.
Your Liver Hasn't Had a Break in Years. Here's Why That Matters.
Most people try juice cleanses. Detox teas. Fasting protocols. And still — the fatigue comes back. The fog stays. The morning-afters feel like two days of recovery instead of one.
That's because those approaches never address the actual problem.
Your liver clears toxins using a molecule called glutathione — the master antioxidant your body makes internally. Alcohol, Tylenol, and processed food all burn through glutathione to get neutralized. Over time, if you don't replenish it, your liver's filtering capacity degrades.
NAC is the compound your body uses to make glutathione. Nothing else in any tea, cleanse, or detox kit actually does that.
It's not a trend. It's been the standard hospital treatment for acute liver failure for decades.
Why You ShouldChoose Kova.
Here's why we're the industry leader
Why You ShouldChoose Kova.
Here's why we're the industry leader
Kova's NAC
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Clinical-grade dose
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Targets Glutathione - the real detox pathway
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Third-party Lab tested
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30-day Money Back Guarantee
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Money-Back Guarantee
We're so confident in the quality of our product that we offer a satisfaction guarantee. If you're not completely satisfied with your purchase, simply return the item within 30 days for a full refund.
CLAIM NOW
100% Satisfaction
Fast Shipping
Easy Returns
Money-Back Guarantee
We're so confident in the quality of our product that we offer a satisfaction guarantee. If you're not completely satisfied with your purchase, simply return the item within 30 days for a full refund.
CLAIM NOW
100% Satisfaction
Fast Shipping
Easy Returns
NAC + Selenium Capsules
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