The International Federation of Professional Aromatherapists (UK)
The National Association for Holistic Aromatherapy (USA)
The Alliance of International Aromatherapists (USA)

PROFESSIONAL RESOURCES

Essential Oil Component Database - a reference database of medicinal actions and research for essential oil components, from the Aromahead Institute
LabAroma - a chemistry-based, clinical aromatherapy software tool based on an extensive essential oil database to facilitate accurate formulating
Materia Aromatica - for the finest organic-quality essential oils sourced from the South of France and around the world
Oshadhi - choose from 450 different oils, of which 70% are from organic or wild-crafted sources

INSTITUTE PRACTITIONERS

Anahita Aromatherapy - Georgina Kirkwood (Kent)
The Chamomile Clinic - Sorrell Robbins (London)
The Heal Center - Roz Zollinger (Atlanta, Georgia)
Nagomu Clinic - Dr Mamiko Mayama (Japan)
Oleo Bodycare - Olivia Chapman (Dorset)
Elaine Abel (Hampshire)
Emma Charlton (London)
Louise Green (Essex)
Patty Halter (Scottsdale, Arizona)
Emi Hojo (London)
Jennifer Hawkins (Shropshire)
Nisha Jani (Surrey & SW London)
Jo Kellett (Brighton)
Renate Mayrock / Shakta Kaur (London)
Natalie Mort London)
Shelley Smith (London)
Ffion Sprigings (Berkshire)
Wendy Spencer (Brighton)
Henry Tianus (London)
Anrike Van der Galien (Croydon)
Carol Webb (Solihull)
Helen Whalley (Lancashire)