Absorbable sutures are stitches made from materials that the body can naturally absorb over time. Theyâre made of materials such as the fibers that al intestines Such as Fish Gut or Bladder or artificially created polymers that easily dissolve into the body. âUnlike sutures made from nylon or silk, absorbable sutures do not need to be removed by a doctor. This makes them ideal for healing internal wounds and surgical sites. Absorbable sutures, also known as dissolvable stitches, are sutures that can naturally dissolve and be absorbed by the body as a wound heals. Not all wounds are sealed with absorbable sutures.