黑豆水比起紅豆水含有更高的水解性胺基酸，比起黃豆還多了青花素，可以消除體內自由基減緩老化。此外黑豆水內含有鉀離子，有助於利水，消水腫的功效，整體營養價值高，有『素雞精』之稱。
 
此項飲品可幫助消水腫以及母體的泌乳。因為黑豆水中的水解性胺基酸是幫助母體泌乳，對於肌肉生長與修復都有很好功效。可以幫助母體傷口癒合協助寶寶經由母乳生長肌肉.
 
Black soybean water contains higher levels of hydrolyzed amino acids compared to red bean water and is also richer in anthocyanins than yellow soybean water, which can help eliminate free radicals in the body and slow down the aging process. In addition, black soybean water contains potassium ions, which aid in diuresis, making it effective for reducing swelling. It has high overall nutritional value and is sometimes referred to as the "vegetarian chicken essence."
 
This beverage can help reduce swelling and support lactation in mothers. The hydrolyzed amino acids in black soybean water contribute to lactation in mothers and have beneficial effects on muscle growth and repair. It can assist in the healing of maternal wounds and help babies develop muscle growth through breastfeeding.