Is there any kind of hair removal cream that has any sort of long term effect such as stunting the hair growth?
No, but good idea that may be a reality in the future.
The only product clinically proven to inhibit hair growth is the prescription topical cream Vaniqa. Use the search feature for more information.
The key word is “inhibit” . Vaniqa will not remove hair long term. It is meant for FEMALE facial hair and is not meant for male type hair or body hair on either sex. It has been used on some men who have pseudfolliculitis barbae to slow the hair growth so the patient doesn’t have to shave as much, thus giving the skin a rest so it can heal and repair itself. Vaniqa is meant to be used in conjunction with another forms of hair removal, like laser, waxing and depilatories. Most people don’t understand it’s adjunctive nature. Even some physicians don’t understand the concept behind the use of Vaniqa. Here is some more information