CFN Sobron 250ml. Presentation Syrup 250 ml. Ingredients for making 100 ml. % RDA L-cysteine 2% (600 mg / day 30 ml) Thymus vulgaris dry Ext 8% Ext major dry planted 8% Ext propolis dry 1% Vitamin C 0.2% (600 mg / day 30 ml) 100% Other add-ons Lemon Lyophilized 120 mg / day 30 ml Beta-carotene 10% 5000UI/día 30 ml Zinc gluconate 15 mg / day 30 ml 100% Manganese Gluconate 4.92 mg / day 30 ml Copper gluconate 0.96 mg / day 30 ml Instructions for use 1 tablespoon every 4 hours as a food supplement.