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Welcome to Xi'An Rainbow Bio-Tech Co., Ltd., the leading manufacturer and supplier of high-quality melatonin for dogs. Our natural, non-toxic formula is specifically designed to help promote relaxation and reduce stress in dogs of all breeds and sizes. At our state-of-the-art factory, we use the latest technology and highest manufacturing standards to produce a top-notch product that pet owners can trust. Our melatonin is rigorously tested for purity and potency, ensuring that your furry friends receive only the best. Whether it's separation anxiety, noise phobias, or disrupted sleep patterns, our melatonin for dogs is a safe and effective solution to help alleviate their discomfort. We are committed to providing competitive pricelists and excellent customer service, making it easier for pet owners to provide their dogs with the care they deserve. Choose Xi'An Rainbow Bio-Tech Co., Ltd. for all your dog's melatonin needs and experience the difference that high-quality, manufacturer-grade products can make.