Investigation of a Dietary Supplement Liquid Shot Product on Aspects of Mood Both At Rest and During a Laboratory Stressor Task.

This is a single center, randomized, double blind, placebo-controlled, crossover study to determine the acute effect of a developmental dietary supplement liquid shot product of aspect of mood both at rest and during laboratory stressor task. The study will be conducted in healthy adult participants.


Eligibility Criteria:
Inclusion Criteria:

1. Participants that, on average, consume less than 400 mgs of caffeine per day and less than 14 units of alcohol per week.
2. Participants that are in good physical and mental health.
3. Participants that are willing to come in-person to participate in the research.
4. Participants that are able to provide written informed consent to participate in the study and will have agreed to abide by the study restrictions, requirements and protocol.
5. Participants must, in the opinion of the Principal Investigator (or designee), demonstrate the ability to comprehend the informed consent form (ICF), be able to communicate well with the Investigator, understand and comply with the requirements of the study, and be judged suitable for the study.
6. Participants must be available to complete the study.
7. Participants must be willing to fast from food/beverages (other than water) for at least one hour prior to each session, from caffeine for at least three hours prior and from alcohol for at least twelve hours prior.

Exclusion Criteria:

1. Participants that are not UK citizens or residents.
2. Participants that have a medical condition, including but not limited to heartbeat/rhythm irregularities, past heart attacks, been diagnosed with heart disease, seizure disorder, liver condition, blood clotting disorder, endocrine-related medical diagnosis (such as diabetes, thyroid, etc.), asthma/emphysema/COPD, serious health condition (i.e., cancer, etc.), blindness, insomnia, narcolepsy, anxiety, depression, hypertension, or deafness. If a participant has any other medical condition or metabolic condition that prevents them from being able to fast for one hour, they will not be allowed to participate in this study.
3. Participants likely to be experiencing fluctuations in mood state such as those that have recently had surgery, changed jobs, experienced the death of a close friend/family member, or are in the process of getting divorced.
4. Participants that do not sleep during the night, do not work day-shift hours, or have other factors that impact their sleep schedule such as an inconsistent work schedule, or having disruptions in their sleep due to being the caretaker of a child/adult, dealing with chronic pain or having a sleep disorder (such as Narcolepsy, Insomnia, or Sleep Apnoea).
5. Participants that have a loss of taste or smell or are currently suffering from a virus/infection that affects their ability to taste or smell.
6. Participants that currently or in the past have been diagnosed with a chronic cold or sinus condition.
7. Participants that have paralysis which effects the upper body, or are colour-blind, as this could impact their ability to complete the tasks in the study.
8. Participants that use recreational drugs or that are currently taking medication (except for a contraceptive), or other drugs including non-prescription (over the counter) medications, non-prescription painkillers such as paracetamol (acetaminophen), ibuprofen or aspirin.
9. Participants that are pregnant, breastfeeding (or pumping/expressing) or intend to become pregnant within the next six months.
10. Participants that currently use cannabinoid products, smoke cigarettes or use any tobacco or nicotine products.
11. Participants that are allergic or sensitive to any of the product ingredients.
12. Participants that have experienced or that have members of their household that have experienced any of the following symptoms in the past 14 days: cough, shortness of breath or difficulty breathing, fever, chills, repeated shaking with chills (rigors), sore throat, or new loss of taste or smell.
13. Participants that have tested positive, or have been in contact with, someone who has tested positive for Coronavirus/COVID-19 in the past 14 days.
14. Participants that are currently or have participated in market research in the last 30 days.
15. Participants that currently work (or who have an immediate family member who works) for a market research, marketing, advertising, public relations, pharmaceutical, food/beverage or tobacco company.
16. Participants who cannot satisfactorily complete the training/Familiarisation Session with the Investigational Products and the relevant assessments.
17. Participants who are unwilling or unable to comply with the study requirements and restrictions including those outlined in the Participant Handbook.