| Not Yet Recruiting | Evaluation of Oral Collagen Peptides on Skin Barrier Function in Women NCT07529249 | Centre de Pharmacologie Clinique Applique a la Dermatologie | Phase 1 |
| Active Not Recruiting | Effect of a Dietary Supplement on Hormones Involved in Appetite Regulation in Overweight and Obese Adults NCT07240246 | FFoQSI - Austrian Competence Centre for Feed and Food Quality, Safety & Innovation | N/A |
| Recruiting | Effects of Breathing Training and Nitrate on Exercise at Simulated Altitude NCT07216755 | Embry-Riddle Aeronautical University | N/A |
| Not Yet Recruiting | Non-inferiority RCT on Fish Waste-Derived vs. Synthetic Vitamin D Supplementation in Healthy Adults With Subop NCT07127796 | University of Bologna | N/A |
| Recruiting | Study of the Effect of Capsinoid Supplementation on Brown Adipose Tissue in Obese Adolescents NCT06916208 | University of Avignon | N/A |
| Completed | Cognitive Performance and Mood After Ingestion of Dietary Supplement by University Students NCT07438236 | Cooperativa de Ensino Superior, Politécnico e Universitário | N/A |
| Recruiting | Understanding the Efficacy of Dietary Supplement on Fungal Mycobiota in Healthy Volunteers: A Pilot Study NCT06433310 | Weill Medical College of Cornell University | Phase 4 |
| Not Yet Recruiting | 30-Day MoonBrew Sleep & Stress Study NCT06634914 | Efforia, Inc | N/A |
| Completed | Effects Of Daily Taurine Intake For 6 Months On Biological Age and Body Metabolism Indicators As Well As Physi NCT06613542 | Technical University of Munich | N/A |
| Completed | Acute Effects of Paraxanthine on Energy and Focus NCT06628596 | Iovate Health Sciences International Inc | Phase 1 / Phase 2 |
| Completed | The Efficacy of Pasteurised Akkermansia Muciniphila in Healthy Medical Workers NCT05738746 | Pomeranian Medical University Szczecin | N/A |
| Completed | Caffeine Mouth Rinsing at Different Doses in Female Team-Sport Athletes: A Randomized, Double-Blind, Placebo-C NCT07129863 | Universidad Pontificia Comillas | N/A |
| Unknown | Nutritional Supplement's Effects on Cognition NCT05941949 | Pharmanex | N/A |
| Completed | To Evaluate the Post-Prandial Metabolic Effects of Oligomalt in Adults With T2D and in HAO NCT05963594 | Société des Produits Nestlé (SPN) | N/A |
| Completed | Effect of BrainPhyt, a Microalgae Based Ingredient on Cognitive Function in Healthy Older Subjects NCT04832412 | Microphyt | N/A |
| Completed | Neuromuscular Responses to Acute Beetroot Ingestion in Women Older Adults NCT05337527 | Universidad Francisco de Vitoria | N/A |
| Completed | Acute Beetroot Juice Supplementation in Amateur Climbers NCT05210244 | Universidad Francisco de Vitoria | N/A |
| Completed | Evaluate Effects of Sprinkled Format REDUCOSE in a Carbohydrate-rich, Mixed Meal on Post-prandial Glycemia NCT04877366 | Société des Produits Nestlé (SPN) | N/A |
| Completed | Microalgae Extract Phaeosol Combined to Exercise in Healthy Overweight Women : Efficacy on Body Weight Managem NCT04761406 | Microphyt | N/A |
| Completed | Influence of the Time of Day in the Effect of Caffeine on Maximal Fat Oxidation During Exercise in Women NCT05880186 | Universidad Francisco de Vitoria | N/A |
| Completed | Efficacy and Safety of the Combination of Ten Elements for 6 Months in Patients With Diabetic Neuropathy : A P NCT05984771 | Aristotle University Of Thessaloniki | N/A |
| Completed | Coffee Increases Physical and Cognitive Performance Both in Men and Women NCT07474753 | Northumbria University | N/A |
| Completed | A Study to Evaluate the Effects of Pre-Meal Whey Protein Microgels Administration on Post-Prandial Glycemic Re NCT04639726 | Société des Produits Nestlé (SPN) | N/A |
| Unknown | Effects of Barley Green in Patients With Hyperuricemia NCT04438486 | Second Affiliated Hospital, School of Medicine, Zhejiang University | N/A |
| Unknown | Probiotics in Children With Early Childhood Caries NCT03998306 | Medical University of Warsaw | N/A |
| Completed | Beetroot Juice Supplementation in Basketball Players NCT04210531 | Universidad de Murcia | N/A |
| Completed | Silver Fir Safety in Healthy Volunteers NCT07189143 | University of Ljubljana | N/A |
| Completed | Efficacy of Fish Oil or Olive Oil Supplementation on the Health Effects of Ozone Exposure in Healthy Young Sub NCT03395119 | University of North Carolina, Chapel Hill | Phase 1 |
| Unknown | The Effects of Freshwater Clam Extract on Blood Sugar, and Lipid Profile in Prediabetes Patients NCT04429737 | Chang Gung Memorial Hospital | N/A |
| Completed | Carnosine Loading and Periodized Training in MS and HC NCT03418376 | Hasselt University | N/A |
| Completed | The Role of Vitamin D Supplementation on Well Being and Symptoms of Depression During the Winter Season in Hea NCT01462058 | Connie Thuree Nielsen, consultant, MD, ph.d | Phase 4 |