Grove Collaborative: Eco-Friendly Home Essentials ...

NAC (N-ACETYL-L-CYSTEINE)

NAC (N-ACETYL-L-CYSTEINE) - Main image
$20.39 $29.99 In stock

Category: Antioxidants

Support your body’s production of glutathione with MegaFood NAC (N-Acetyl Cysteine).+ Offering powerful antioxidant activity, this supplement helps support respiratory, immune, brain, and liver health – including the liver’s detoxification function.

It also helps neutralize free radicals generated by environmental pollutants and supports long-term cellular health. Every serving offers 600 mg of NAC.+

Adults take one capsule of this lung health, cellular health, and healthy liver supplement daily with a beverage between meals, one to three times daily. Bottle contains 120 capsules for 120 servings.

This supplement is vegan, gluten-free, Non-GMO Project Verified, tested for 150 chemical substances, GMP quality assured, and made without the top nine food allergens including milk, eggs, peanuts, tree nuts, soy, wheat, fish, shellfish, and sesame.

MegaFood is a proud B Corporation, meeting the highest standards of overall social and environmental performance, transparency, and accountability. In 2024, we became a member of 1% for the Planet and committed to donating 1% of our annual sales to environmental causes. MegaFood is also certified Plastic Neutral through our partnership with rePurpose Global.

Note: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Consult your physician before adding a dietary supplement to your diet.

Before you pay

Check the method and total at checkout.

When it ships

Allow for processing time as well as the journey to you.

Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

View policy
If you need a refund

Keep your order number and contact the store to start.

Please contact us for the refund processing timeframe before returning an item.

View policy
Delivery costs

Review the cost for your destination and chosen service.

Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

View policy
Returning an item

Check the return conditions before sending anything back.

United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

View policy

Customer Reviews (4.8 / 5 · 5 reviews)

Riley L. ★★★★★

I’ve been taking these tablets for a few weeks now, and the fact that they help support both my liver and immune function is exactly what I needed. The 500mg capsules are easy to swallow and haven’t upset my stomach at all.

Matthew Z. ★★★★★

My breathing feels clearer during my morning runs after taking these for two weeks. The 600mg capsules are easy to swallow and I like that they support glutathione production.

Elizabeth ★★★★★

My lung congestion cleared up noticeably within a couple of weeks of taking this supplement. The antioxidant support really seems to give my immune system an extra boost when I need it most.