Diseases
- Allergies, hipersensitivity, multiple chemical sensitivity
- Neurological, psychological, behavioural disorders
- Constipation
- Baby's colic
- Unintentional weight loss
- Dental health
- IBD (Inflammatory bowel disease), Crohn's disease, Colitis
- Osteoporosis
- Raynaud syndrome and neuropathies
- Autoimmune, Inflammatory and Rheumatoid diseases
- Cold and flu
- Thyroid disorders
- Obesity
- CFS (Chronic fatigue syndrome)
- and any other kind of diseases
Gemma Calzada is a Holistic Nutritionist Ph.D. and a certified GAPS practitioner, accredited by ASCA. Her mission is to improve health through nutrition and to help people suffering from a dietary intolerance to live happily. 
