Evaluation of Personalised Support Program Effectiveness in Sperm Quality Improvement

Inclusion Criteria: * All male volunteers aged 18 to 45 years belonging to a couple reporting an involuntary infertility greater than 12 months * Conventional spermatic parameters compatible with spontaneous pregnancy * Sperm Count\> 5M / ml and * Progressive sperm mobility\> 20% * Negative spermoculture * Fragmentation of sperm DNA\> 20% * Patient able to understand dietary recommendations given in French, in writing and orally * Social insured patient receiving benefits from the French Social Security health branch * Patient with a mobile phone (iOS or Android) with internet access Exclusion Criteria: * Patient diagnosed with severe oligospermia (\<5 million spz / ejaculate) * Patient with BMI\> 35 or \<18.5 * Patient with known and treated diabetes * Patient with known and treated lipid disorders * Patient with known and treated cardiovascular diseases * Patients with known and treated hypertension * Patients with known and treated dysthyroidism * Patients with known symptomatic varicocele * Patient with known inflammatory bowel diseases * Patient with renal failure diagnosed * Patient presenting a viral risk (HIV / Hepatitis B and C / ...) requiring support in a dedicated circuit * Patient unable to give informed consent * Minors and protected adults, vulnerable people * Patient participating in another clinical research study