Chan Lo Yi Bird's Nest Tonic Pill is a premium health care product which formulated based according to famous ancient clinical case studies and integrated experience, combined with the health care and beauty needs of modern population, and thus premium bird?s nest and herbs are included and manufactured under scientific method. It is proved for long that the product can significantly replenish yin and kidney, promote body fluid secretion, eliminate spots and keep pretty, help sleep, darken hair, relieve hair loss. It is thus welcome by consumers and population. This product is a pure herbal formula product and no preservative is added. It has warm and mild properties, so it is suitable for all populations and all seasons. The product is quality checked and passes, and it is a good for modern people to keep healthy.