SizeGenetics: Endorsed by Medical Practicioners
SizeGenetics has won several endorsements from the medical community and has the full medical backing as being safe and effective.
Endorsed by Dr Jorn Ege Siana, M.D.

Specialist in general and plastic surgery
- Member of the International Association of Male Sexual Surgery
- Member of the American Society of Plastic & Reconstructive Surgery
"The patients who were treated with the device without previous surgical lengthening achieved an average lengthening of the penis at erection of 2.8cm (range 1.5 - 5.0cm)."
Endorsed by Dr Finn Worm Knudsen, M.D.
Specialist in plastic surgery
- Member of the Swedish Society for Aesthetic Plastic Surgery
- Member of the Swedish and Danish Medical Association
- Member of the Danish Society for Plastic & Reconstructive Surgery
- Member of the American Society of Plastic & Reconstructive Surgery
"SizeGenetics is the only device I can confidently recommend as I know the device is made 100% from medical grade components and is therefore safe."
Endorsed by Dr Michael A Carter, Psy.D.RCP
Doctor of clinical psychology
- M.A. Clinical Psychology
- Psy.D. Clinical Psychology
- Founder of The Institute of Relationships
"My research of SizeGenetics demonstrated to me a clinically significant penis enlargement device which is very effective."
"I highly recommend SizeGenetics to many of my patients."




