It is promoted as being of benefit to people with autism, but there is no good evidence to support these claims and the Method has been classified as a pseudoscience.
He believed that a number of auditory communication problems begin in pregnancy, with the fetus not properly responding to the voice of the mother.
He reported that this method often brought startling results, with children crying with joy as they recognized their mother's voice for the first time.
In many of the differing issues he addressed, Tomatis believed that many problems of learning disabilities, dyslexia, schizophrenia, and depression were caused by some trauma resulting from broken relationships and poor communication.
[4] Due to the lack of scientific basis and the wide range of diseases it claimed to treat, French authorities have always considered Tomatis sound therapy as an alternative medicine which should not be promoted.
[5] In general there is no good evidence that auditory integration training, such as that offered in Tomatis therapy, is of any benefit to people with autism.
[3] Tomatis reported in his autobiography[6] that he regretted not providing scientific colleagues with more statistical evidence for his work along with his many publications, but he said that the benefits of his methods are difficult to measure.
It is also claimed to have helped adults fight depression, learn foreign languages faster, develop better communication skills, and improve both creativity and on-the-job performance.
Although Tomatis coined the phrase, his method is not directly related to claims that listening to Mozart increases intelligence.