Worry-Free Ingredients - Tested by an Independent Laboratory 35 Loads Fragrance-Free Hypoallergenic EcoLogo CO2 Neutral Cruelty Free and Vegan Septic Tank Safe High Efficiency - h•e Our Motivation: This product was developed with uncompromised safety in mind and is made with worry-free ingredients. While cancer-causing chemicals, mutagens and reproductive toxins are still legally tolerated contaminants in household products, you won't find them in ours.