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🛡️ Elevate your defense—because your body deserves the best shield!
Life Extension’s N-Acetyl-L-Cysteine (NAC) supplement delivers a potent 600mg dose per capsule of this powerful antioxidant precursor to glutathione. Designed to support immune, respiratory, and liver health, this gluten-free, non-GMO formula is rapidly absorbed for maximum efficacy. Trusted by thousands and backed by decades of research, it’s your essential daily boost for whole-body vitality and oxidative stress protection.










| ASIN | B008ML8D4O |
| Age Range Description | Adult |
| Allergen Information | Gluten Free |
| Best Sellers Rank | #1,293 in Health & Household ( See Top 100 in Health & Household ) #21 in Amino Acid Nutritional Supplements #157 in Sales & Deals |
| Brand | Life Extension |
| Brand Name | Life Extension |
| Color | Off White |
| Container Type | Bottle |
| Customer Reviews | 4.6 out of 5 stars 7,691 Reviews |
| Diet Type | Gluten Free |
| Dosage Form | Capsule |
| Dose Release Method | Osmotic Release |
| Flavor | Unflavored |
| Global Trade Identification Number | 00737870154365 |
| Item Dimensions | 2.09 x 2.09 x 3.88 inches |
| Item Form | Capsule |
| Item Nype Name | NAC Supplement |
| Item Weight | 0.15 Pounds |
| Manufacturer | Life Extension |
| Manufacturer Part Number | 01534 |
| Material Features | GMO Free |
| Material Type Free | Gluten Free |
| Model Name | N-Acetyl-L-Cysteine (NAC) |
| Model Number | 01534 |
| Number of Items | 1 |
| Primary Supplement Type | N-Acetyl Cysteine (NAC) |
| Product Benefits | Antioxidant, Liver Health Support, Supports immune, bronchial & respiratory health |
| Special Ingredients | N-acetyl-L-cysteine |
| Specific Uses For Product | Immune Support, Liver Health & Detox, Lung and Respiratory |
| Supplement Formulation | Individual Supplement |
| Total Servings Per Container | 60 |
| UPC | 737870154365 |
| Unit Count | 60 Count |
M**A
Life Extension N-Acetyl-L-Cysteine (NAC)
I’ve been very happy with Life Extension N-Acetyl-L-Cysteine (NAC) 600 mg. The capsules are easy to swallow, and the quality feels consistent with what I expect from the brand. I started taking it for immune and respiratory support, and I’ve noticed an overall improvement in how I feel day to day. I also appreciate that NAC is known for supporting liver health and antioxidant production. No unpleasant aftertaste or stomach issues for me. Great value and a supplement I plan to keep in my routine.
P**Y
I use Life Extension N-Acetyl-L-Cysteine for superb Optimal Eye Health
For the past three years I have been overworking on investment projects. This means 12 hour days six days a week on the computer. I strained my eyes so badly that I would see zig zag patterns dancing before my eyes. Scary! I went to see the eye doctor and after many many many tests he said I would need a treatment that comprised of EYE INJECTIONS! I had never heard of eye injection treatments before!!! I asked for the ingredients in the injections and the doctor gave a list of the ingredients. To my surprise I recognized two of the ingredients..Lutein and L Cysteine. I postponed the injection treatments and carefully, methodically, researched the vitamins and bought Life Extension N-Acetyl-L-Cysteine and Vitamins Because You're Worth it brand of Lutein. To my incredible good fortune the combination of the two vitamins stopped the dancing zig zag patterns within two to three minutes of taking the vitamins!! Yes!! Hard to believe but it is the truth!! Whenever the zig zag patterns appeared, I took the vitamins. And every time the zig zag patterns went away very quickly. I also began to take breaks every hour, and then stopped working 12 hours a day on the computer. The result is, I did not need to take the eye injection treatments!! The doctor said in his entire career he had never seen such severe eye problems resolve itself. He happily told me I don't need the eye injection treatments. This is the truth. That is how powerful this combination of these two vitamins from the specific brands perform. It is critical to take the two vitamins together for synergy. Also the brand matters. Because the two brands do not use fillers or flow agents. And they do NOT contain beeswax or palm oil. Ingesting beeswax on an ongoing basis will eventually cause blockage in the intestines. Deadly! Be sure to check the lables and do NOT buy any product that contains beeswax or palm oil. Even check the vitamin of another kind from the same label. Why? Because that brand may not use beeswax in one type of vitamin but may use beeswax in another type of vitamin. Be forewarned!! The Vitamins Because You're Worth It brand of Lutein disappeared from Amazon. I searched for it for months and came across one source on the internet that sold a bottle of that label for $60. I paid $12 on Amazon when I bought it. I eventually found Naturebell Lutein 40 mg 360 capsules plus it has something that Vitamins Because You're worth it did not have...Zeaxanthin. BUT the capsules are coated with Krill oil and has a slight distinct fishy smell. The smell does not bother me. And I am not allergic to krill or krill oil. Some people ARE allergic to krill and krill oil. If you are then Nautrebell will not be suitable for you. I would like to confide something more because your health is important. Here it goes... This is my second time I am posting a review of Life Extension N-Acetyl-LCysteine. My first post was receivng upvotes everyday. It had come to almost 70 upvotes and going up and up. Then I updated my review to add information about another vitamin from Life Extension that contained two ingredients that I know is bad for the health and should never be ever ingested. Within two days my review of Life Extension N-Acetyl-L-Cysteine was removed. While I did not want to spend precious time rewriting my review I am taking the time because if we do not have eyesight our lives would be very different and the loss of our eyesight could never be made whole no matter how much money we have or what we achieve. To me, if I am censored for sharing information that will impact our health then I am seriously considering not buying any product from Life Extension even when I really love the L Cysteine. And I wonder if this review will be taken down. I made sersious effort to get my original review to be reinstated but all the work was futile. Thank you for reading my review. Please know my heart wishes for you a life filled with happiness, love, and great health.
H**H
Must for Immune Support
I have been using it for a couple months now and it truly makes a difference! Great product and delivery was fast too!
A**D
Using NAC to Reduce Oxidative Stress
no bias honest review: I bought NAC to help fight against oxidative stress because of stimulant use. On days where my stimulant use is higher or my quality of sleep is worse I take one pill (600mg) and I've noticed a considerable difference in how I feel. On days I would normally feel extremely mentally fatigued from lack of sleep + stimulants, I would feel fine if I took some NAC the day prior. It shouldn't replace sleep and shouldn't be used improperly but if used properly has great benefit. Only con is the taste and the smell, but if take it down quickly then there's no issue
K**N
plug ur nose
hopefully it does as advertised bc yall... it stinks. im using to help with ocd per my psychiatrist. if you are sensitive to smells like me, just plug your nose. i promise you will regret smelling it. im going to be taking with food bc if i have to burp that smell i will NOT be taking it. 😂 no amount of gum will make me forgive burping something that rank. ill write an updated review as some time has passed.
A**R
Great stuff
If you get frequent UTI’s take this in conjunction with a good probiotic and-mannose. This knocks out the biome where the bacteria eggs have been laid. I haven’t had one since taking
M**G
Highly recommend!
"Explore our memory & cognition supplements. Remember to support your brain with top-tier nutritional supplements, based on science." Works as described. I have noticed a positive, big difference with my memory.
S**S
Good for you
I have been using this for years and I have no digestive issues.
I**B
Excelente
Excelente producto llevo 2 meses usándolo y me encanta el producto y la marca, llegó según lo prometido y en perfecto estado no tengo quejas todo perfecto
R**R
Good
Original
J**S
Arrived on time, as ordered
Swift delivery. Product as described.
M**N
Alles super
Alles super
A**A
Dosis adecuadas
Excelente producto para desintoxicar el hígado , dosis adecuadas
Trustpilot
2 weeks ago
2 weeks ago