Membership categories are as follows:
- Ordinary members (RM50.00 per calendar year):
Membership is opened to registered medical practitioners and members of the medical and allied professions who are interested in obesity and all other objectives of the Society.
- Life members (RM500.00 in full):
Membership is opened to all ordinary members.
- Corporate members (RM500.00 per calendar year):
A corporate member is an organisation which upon the recommendation of the Council contributes RM500.00 per annum. The Council may from time to time elect as a corporate member any organisation, firm or company which has made application to the Society, indicating its interest in supporting the Society.
- Associate members (RM30.00 per calendar year):
Membership is opened to members of the public who are at least 18 years of age, interested in obesity and in all other objectives of the Society.
- Honorary members:
Distinguished persons who have rendered notable service to the Society or to the understanding of obesity may on the recommendation of the Council be elected Honorary members by a majority vote at a General Meeting.