Evaluation of Food Additive Contributions to Obesity: Pilot Study 1 (NCT07437430)
🩺 Plain-English Summary (8th-Grade Level)
The effects of food additives on body weight in humans are largely unknown. This is a pilot cross-over double blind RCT in obese adults aimed to test the feasibility of measuring food consumption over 24 hours after one-time administration of K sorbate versus placebo after participants reduce the background consumption of related food additives.
Who can join: Review the eligibility criteria below.
Location: McMaster University Medical Centre — Hamilton, Ontario
Age range: 20 Years to 80 Years
🧪 Interventions in This Study
- Potassium sorbate one-time administration followed by washout then placebo one-time administration (OTHER)
- Placebo one-time administration followed by washout then potassium sorbate one-time administration (OTHER)
📋 "Do I Qualify?" — 1-Minute Self Screener
Instant ChecklistFull eligibility criteria are available on the official NIH protocol. View the criteria ↗
📍 All Participating Trial Locations (1 Sites)
- McMaster University Medical Centre — Hamilton, Ontario
📞 Contact the Study Coordinator
Phone: (905) 521-2100
Email: natalia.mcinnes@mcmaster.ca
Coordinator details come directly from the registered NIH protocol. Confirm the study is still recruiting before traveling.
💰 Cost, Insurance & Patient Rights
- 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
- Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
- Voluntary Participation: You may withdraw at any time without affecting your standard medical care.
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💡 How to Participate
- Check the checklist above to see if you may qualify.
- Contact the study coordinator using the phone/email above.
- Ask about the visit schedule, what is covered at no cost, and any travel support.
- Confirm with your own doctor before making a decision.