NAC N-Acetyl-L-Cysteine Thyroid * Lyophilized (freeze dried)

* Lyophilized (freeze dried)

* in delayed-release vegetarian capsules

The formula also contains vitamin C

emphasizing magnesium instead of calcium

and immune function

NAC N-Acetyl-L-Cysteine Thyroid * Lyophilized (freeze dried)NAC Supplement NAC, the acetyl derivative of L cysteine, is more stable than L cysteine, and can convert into L cysteine after being absorbed. NAC is a natural source of sulfur for metabolism, and an antioxidant that supports glutathione synthesis.* Each tablet contains 500 mg of NAC (N acetyl L cysteine). Free form amino acid, high purity, well tolerated, and in tablet form to ensure potency.