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NCT07428889 · Shaklee Corporation

Nicotinamide Adenine Dinucleotide Responses to a Nutritional Supplement

What this study is about

The objective of this study is to evaluate nicotinamide adenine dinucleotide (NAD+) in response to a proprietary nutritional supplement in generally healthy adults, compared to placebo.

View original scientific description

The objective of this study is to evaluate nicotinamide adenine dinucleotide (NAD+) in response to a proprietary nutritional supplement in generally healthy adults, compared to placebo.

Who can participate

This study lists these criteria on ClinicalTrials.gov. A study coordinator reviews eligibility during screening — this page does not determine whether you qualify.

Inclusion criteria

  • Males and females, ≥45 to ≤65 years of age
  • BMI ≥18.5 and \<30.0 kg/m2
  • Ambulatory and currently free of injury or other physical impairment that hinders mobility.
  • Willing to use personal smart phone with operating system (Android version 12.0 or newer; iOS version 16 or newer).
  • Willingness to maintain current skin care regimen and avoid any skin-related medical procedures.
  • Willing to adhere to all study procedures, including lifestyle considerations and sign forms providing informed consent to participate in the study and authorization to release relevant protected health information to the Clinical Investigator.

Exclusion criteria

  • Is currently following, or planning to be on, a weight loss regimen.
  • Weight loss or gain \>4.5 kg.
  • History of gastrointestinal surgery for weight reducing purposes.
  • History of an eating disorder (e.g., anorexia nervosa or bulimia nervosa, binge eating) at the discretion of the Clinical Investigator.
  • History of neurologic disorder that could produce cognitive deterioration.
  • History of bouts of delirium, confusion, repeated minor head injury or a single injury.
  • History of unconventional sleep patterns or a diagnosed sleep disorder.
  • History of any infective or inflammatory brain disease.
  • Use of tobacco/nicotine products.
  • Use of hemp/marijuana products.
  • Unstable use of any prescription medication.
  • Unstable use (initiation or change in dose) of hormonal contraceptives or therapy.
  • Use of any dietary supplements (orally or infused), other than a conventional once daily multi-vitamin.
  • Use of medication(s) or dietary supplement(s) known to affect absorption.
  • Recent history of or strong potential for alcohol or substance abuse.
  • Exposed to any non-registered drug product.
  • A score of \<7 on the Vein Access Scale Assessment.
  • History or presence, on the basis of the medical history or screening labs, of clinically important cardiac, renal, hepatic, endocrine (including diabetes mellitus), pulmonary, gastrointestinal, biliary, pancreatic, or neurological disorders.
  • Uncontrolled hypertension.
  • Known allergy to any ingredients contained in the study product.
  • Any signs or symptoms of active infection of clinical relevance.
  • History or presence of cancer in the prior 2 years, except for non-melanoma skin cancer.
  • History of any major trauma or major surgical event.
  • Female who is pregnant, planning to be pregnant during the study period, lactating, or is of childbearing potential with unstable use of sex hormones for contraception.
  • An employee or representative who has a financial interest in Sponsor organization.

Where

  • Addison, Illinois

Frequently asked questions

What is a clinical trial?

A clinical trial is a research study that tests new medical treatments, drugs, devices, or procedures to determine their safety and effectiveness. Trials are carefully designed and monitored to protect participants while advancing medical knowledge.

Is it safe to participate?

Clinical trials follow strict safety guidelines and ethical standards. Trials must be reviewed and approved, and participants are closely monitored by medical professionals throughout the study. You can withdraw at any time if you choose.

Will I be compensated?

Many clinical trials offer compensation for your time, travel expenses, and inconvenience. The specific compensation varies by study and will be discussed during the screening process. All study-related medical care is typically provided at no cost to participants.

Will I receive a placebo instead of treatment?

When effective treatment exists, participants typically receive either the standard treatment plus the study intervention, or the standard treatment plus placebo. You would not be denied effective care. Placebos are primarily used when no proven treatment is available, or in addition to standard care. Your trial consent form will clearly explain what treatments you may receive.

Can I leave a trial if I change my mind?

Absolutely. Participation in clinical trials is completely voluntary. You have the right to withdraw from the study at any time, for any reason, without penalty or loss of benefits to which you are otherwise entitled.

How long does a clinical trial last?

Trial duration varies widely depending on the study design and purpose. Some trials last just a few weeks, while others may continue for months or years. The study coordinator will provide specific timeline information during your screening call.

Data: ClinicalTrials.gov · synced Apr 13, 2026 · Source of record for eligibility and locations

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1 of 34 participants interested
3% interest

See if this study fits

A short prescreen based on this study's listed criteria. A coordinator confirms eligibility — this is not a medical assessment.

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Study locations

Choose your preferred location, or select flexible during enrollment.

RECRUITING

Addison

Illinois

Location available

Express your interest

Share your contact details and a study coordinator can follow up about screening.

Secure & Confidential

Your information is protected and will only be shared with the research team.

What participation can include

  • Study-related care provided by the research team
  • Close monitoring by medical professionals
  • Possible compensation for time and travel*
  • The option to withdraw at any time
  • Contributing to medical research that may help future patients

*Compensation varies by study. Confirm details with coordinator.

Typical next steps

  1. 1.Submit this form
  2. 2.Phone screening
  3. 3.In-person assessment if eligible
  4. 4.Begin participation

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Looking for Healthy Adult Treatment in Addison?

Join others in Illinois exploring innovative treatment options through clinical research

Healthy Adult Treatment Options in Addison, Illinois

If you're searching for Healthy Adult treatment in Addison, participating in a clinical research study may provide access to innovative approaches under expert medical supervision. This study is actively recruiting participants in Addison and surrounding areas.

Clinical trials offer participants the opportunity to receive cutting-edge treatments while contributing to medical research that may help future patients with Healthy Adult. All study-related care is provided at no cost to participants.

Local Sites
1 locations in Illinois
Now Enrolling
Up to 34 participants
Quick Start
Screening available now

Why Consider a Clinical Trial for Healthy Adult?

Potential Benefits

  • Access to new treatment approaches before public availability
  • Close monitoring by experienced medical professionals
  • Study-related care provided at no cost
  • Contribute to medical research for Healthy Adult

What to Expect

  • Initial screening to determine eligibility
  • Regular check-ups and monitoring visits
  • Possible compensation for time and travel
  • You can withdraw at any time

Frequently Asked Questions About This Healthy Adult Study

Important Clinical Trial Information

This information is provided for educational purposes and does not constitute medical advice. Clinical trial participation involves potential risks and benefits. Eligibility requirements apply and will be assessed during the screening process.

Study identifier: NCT07428889. For complete study details, visit ClinicalTrials.gov. Always consult with your healthcare provider before making decisions about your medical care or participating in clinical research.