N-Acetyl-Cysteine (NAC) powder pot with doser to prepare nutrient-enriched beverages. N-Acetyl-Cysteine is a dietary supplement that is transformed into L-Cysteine once in the human body. L-cysteine is an amino acid involved in the synthesis of glutathione, but also in human tissues, mainly hair, skin, and nails. In fact, keratin, which is the main constituent of hair, is composed of proteins that contain up to 17% L-cysteine. * 100% biofermented N-Acetyl-Cysteine (NAC) * Soluble powder to be diluted in your favorite drinks (water, juice, smoothie). * Jar equipped with a freshness seal guaranteeing tightness and inviolability * 250mg doser included to facilitate your intake All of our food supplements are suitable for vegetarians and vegans.