- Patanjali products, its floor cleaner also contains natural ingredients to ensure you stay away from harmful chemicals. Its a 100% herbal household cleaner, specially designed for floors. Cow urine (gau ark) is one of its ingredients. Cow urine is natural disinfectant. Shake well before use. Add 15 ml solution to 5 litres water. Keep in a cool, dry place and away from direct sunlight.