| Recruiting | Beverage Hydration Index of Different Solutions NCT07507344 | University of Memphis | N/A |
| Not Yet Recruiting | An Open Label Trial Assessing the Impact of a Hydration Formula on Overall Health NCT07206979 | Radicle Science | N/A |
| Recruiting | Feasibility of Using the Gatorade Sports Science Institute (GSSI) Labs App for Hydration Related Outcomes NCT07005895 | PepsiCo Global R&D | — |
| Completed | Comparison of the Beverage Hydration Index of Different Solutions NCT06733532 | University of Memphis | N/A |
| Recruiting | Potassium, Hydration, Cardiovascular, and Kidney Study (PHACKs) NCT06062017 | Auburn University | N/A |
| Unknown | Evaluation of Invisible Preparation Behaviors of Middle and High School Students in Sports Facilities (PRICELE NCT06361771 | University Hospital, Brest | — |
| Completed | Effect of Glycerol-Electrolyte Beverages on Fluid Balance in Healthy Euhydrated Men and Women at Rest NCT06185595 | PepsiCo Global R&D | N/A |
| Completed | Beverage Hydration Index: Assessment of Four Rehydration Solutions NCT06272435 | University of Memphis | N/A |
| Unknown | Study of Hydration Levels in Sports and Non-sports Schoolchildren (EHC) NCT06170554 | University Hospital, Brest | — |
| Completed | Healthy Hydration Pilot in Elementary Schools NCT06132763 | Virginia Commonwealth University | N/A |
| Completed | Effect of Urine-guided Hydration on Acute Kidney Injury After CRS-HIPEC NCT05939193 | Peking University First Hospital | N/A |
| Completed | Feldenkrais Method and Stress-Related Responses in Adult Women NCT07175974 | University of Palermo | N/A |
| Completed | Hydration in Children and Adolescents With Primary Headaches NCT06816849 | University Medical Centre Ljubljana | N/A |
| Terminated | Oral Rehydration Solutions in Healthy Adult Athletes NCT05569044 | Abbott Nutrition | N/A |
| Completed | Clinical Trial to Evaluate the Efficacy of a Sport Drink After High-intensity Aerobic Exercise NCT05352724 | Bioithas SL | N/A |
| Completed | The Effect of Proprietary Water on Physiological and Perceptual Responses NCT05451446 | University of South Carolina | N/A |
| Completed | Impact of Nuun SPORT on Subjective Exercise Performance in Male and Female Runners NCT05510791 | University of Memphis | N/A |
| Completed | Hydration Dynamics and Influence of Beverage Composition NCT05111392 | University of Illinois at Chicago | Phase 1 / Phase 2 |
| Completed | The Effect of Water With Anti-Inflammatory Capabilities on the Inflammatory Response to Heavy Resistance Exerc NCT07456683 | University of Arkansas, Fayetteville | N/A |
| Completed | Evaluation of a Non-cross-linked Hyaluronic Acid Medical Device ("Electri" and "XELA REDERM") for Improving Fa NCT06984432 | Institute Hyalual GmbH | N/A |
| Completed | Impact of Nuun Instant on Hydration Status in Active Men and Women NCT04764565 | University of Memphis | N/A |
| Completed | Impact of Nuun Electrolyte Tablets on Hydration Status in Active Men and Women NCT04422158 | University of Memphis | N/A |
| Completed | Evaluation of Hydration Status When Consuming Alkaline Water Compared to Reverse Osmosis Purified Water. NCT04460846 | Natural Immune Systems Inc | N/A |
| Completed | ROSA Oligomineral Water for Oral Hydration in 6-Month-Old Healthy Infants NCT04012372 | University of Novi Sad, Faculty of Sport and Physical Education | N/A |
| Recruiting | Bioimpedance In Pregnancy and Labour: A Fluid Balance Concept Study. NCT03823820 | University Hospitals, Leicester | — |
| Completed | Evaluation of the Benefits of FloraGLO™ Lutein on Skin Health NCT03769779 | Kemin Foods LC | N/A |
| Withdrawn | A Randomized Trial of Rosuvastatin Loading Combined With Early hydrAtion Versus Standard-of-care Medications f NCT03526367 | Shenyang Northern Hospital | Phase 4 |
| Completed | Changes in Body Water During Surgery NCT05272540 | University Hospital, Linkoeping | — |
| Completed | Autonomic Adaptations to Hydration and Brain Functioning NCT03525470 | Swansea University | N/A |
| Completed | The Effect of Small Changes in Hydration on Cognition NCT02671149 | Swansea University | N/A |
| Completed | Oral Fluid Volume Expansion NCT01360333 | University Hospital, Linkoeping | N/A |
| Terminated | Effect of Chronic Oral Hydration in Patients With Recurrent Unexplained Syncope NCT00143754 | University Hospital, Angers | Phase 3 |