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| ID | Type | Description | Link |
|---|---|---|---|
| 757993 | Other Grant/Funding Number | European Research Council |
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The main aim of this study is to elucidate the influence of protein beverages differing in their lubrication properties (low/medium/high lubricating) and control (water) on satiety and satiation.
The researchers propose an acute, randomized cross-over study that compares three types of protein beverages differing in their lubricating properties, i.e. one with low lubricating properties made using sodium caseinate, one with medium lubricating properties made by whey protein, and the third one with high lubricating properties made by heated whey protein. All three beverages contain added banana flavour and non-nutritive sweetener. Water acts as a control and has the same flavour and sweetness to match those of the protein beverages.
Participants are asked to come to the laboratory on four occasions. Before participating, each participant is screened for eligibility criteria using an online health screening questionnaire and Three Factors Eating Questionnaire. Participants are offered one of the four treatments (water or either of the three protein beverages), the order of which is randomized and counterbalanced.
Participants are instructed to fast for 11 hours and to restrict from drinking alcohol for 24 hours before each session. Each session lasts 1.5 hours (8.40 am until 10.10 pm). In the first session, weight and height are measured. Participants then provide baseline (- 5 min) appetite ratings on a 100 mm visual analogue scale (VAS). After that they are given the preload - either protein beverages differing in their lubricating properties or water. Then, participants are asked to rate their appetite on a 100-mm VAS every 10 minutes for the next 30 minutes. Ad libitum food is offered as breakfast after 30 min after ingesting the preload and the last VAS is taken. Saliva is taken three times during each session before preload, after preload consumption and before ad libitum breakfast.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Unheated whey protein (UWP) | Active Comparator | Participants are given a preload of 200 mL of unheated whey protein (UWP) in the morning, on a fasting state. After 30 minutes after the preload, participants are given ad libitum breakfast. They are asked to eat "as much or as little as they want, until they feel comfortably full". |
|
| Heated whey protein (HWP) | Active Comparator | Participants are given a preload of 200 mL of heated whey protein (HWP) in the morning, on a fasting state. After 30 minutes after the preload, participants are given ad libitum breakfast. They are asked to eat "as much or as little as they want, until they feel comfortably full". |
|
| Casein (Cas) | Active Comparator | Participants are given a preload of 200 mL of Casein (Cas) in the morning, on a fasting state. After 30 minutes after the preload, participants are given ad libitum breakfast. They are asked to eat "as much or as little as they want, until they feel comfortably full". |
|
| Water | Placebo Comparator | The water has the same banana flavor and sweetness to match the protein beverages. Participants receive the same amount of water like protein beverages - 200mL. |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Unheated Whey Protein (UWP) beverage | Dietary Supplement | The preload is made from whey protein powder. The energy load of the preload is 119.7 kcal and has banana flavor and sweetener. |
| Measure | Description | Time Frame |
|---|---|---|
| Baseline level and change in hunger ratings | A questionnaire assessing perceived hunger is completed at specific times points throughout each of the 1.5-h testing days. The questionnaire is a 100 mm VAS representing a horizontal line rating scale for each response. It asks: "How hungry do you feel right now?" with anchors of "not all" to "extremely." The range is 0 mm (min hunger) and 100 is (max hunger). | -5 minutes, 0 minute, 10 minutes, 20 minutes, 30 minutes, 50 minutes. |
| Baseline level and change in fullness ratings | A questionnaire assessing perceived fullness is completed at specific times points throughout each of the 1.5-h testing days. The questionnaire is a 100 mm VAS representing a horizontal line rating scale for each response. It asks: "How full do you feel right now?" with anchors of "not all" to "extremely." The range is 0 mm (min fullness) and 100 is (max fullness). | -5 minutes, 0 minute, 10 minutes, 20 minutes, 30 minutes, 50 minutes. |
| Baseline level and change in desire to eat ratings | A questionnaire assessing perceived desire to eat is completed at specific times points throughout each of the 1.5-h testing days. The questionnaire is a 100 mm VAS representing a horizontal line rating scale for each response. It asks: "How strong is your desire to eat right now?" with anchors of "not all" to "extremely." The range is 0 mm (min desire to eat) and 100 is (max desire to eat). | -5 minutes, 0 minute, 10 minutes, 20 minutes, 30 minutes, 50 minutes. |
| Baseline level and change in prospective food consumption ratings | A questionnaire assessing perceived prospective food consumption is completed at specific time points throughout each of the 1.5-h testing days. The questionnaire is a 100 mm VAS representing a horizontal line rating scale for each response. It asks: "How much food do you think you could eat right now?" with anchors of "not all" to "extremely." The range is 0 mm (min prospective food consumption) and 100 is (max prospective food consumption. |
| Measure | Description | Time Frame |
|---|---|---|
| Liking and wanting of the preload using Visual Analogue Scale (VAS) | Liking and wanting of both the protein beverages and water are assessed through a 100 mm VAS scale where 0 means "not at all" and 100 means "extremely". Within the liking the ratings are taking on following attributes: the texture, flavor, sweetness and overall liking/pleasantness. The questions asked are: "How much did you like the texture of the product you have just consumed?", "How much did you like the flavor of the product you have just consumed?", How intense was the sweet taste of the product you have just consumed?", "How pleasant was the product you have just consumed? "with anchors from "not at all" to "extremely". And for the wanting assessment the question is: "How much did you want to consume the product you have just had?" with anchors from "not at all" to "extremely". |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| University of Leeds | Leeds | West Yorkshire | LS2 9JT | United Kingdom |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 39251153 | Derived | Stribitcaia E, Gibbons C, Finlayson G, You KM, Araiza-Calahorra A, Hafiz MS, Ellis LR, Boesch C, Sier JH, Blundell J, Sarkar A. Effect of in vitro food oral coating and lubricity on satiety: A randomized controlled trial using milk protein beverages. Physiol Behav. 2024 Dec 1;287:114690. doi: 10.1016/j.physbeh.2024.114690. Epub 2024 Sep 7. |
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| Type | Date | Date Unknown |
|---|---|---|
| Release | Jan 9, 2023 | |
| Reset | Nov 3, 2023 |
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| Release Date | Unrelease Date | Unrelease Date Unknown | Reset Date | MCP Release Number |
|---|---|---|---|---|
| Jan 9, 2023 | Nov 3, 2023 |
| ID | Term |
|---|---|
| D001070 | Appetitive Behavior |
| ID | Term |
|---|---|
| D001522 | Behavior, Animal |
| D001519 | Behavior |
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| ID | Term |
|---|---|
| D001628 | Beverages |
| D002364 | Caseins |
| D050719 | Crk-Associated Substrate Protein |
| D014867 | Water |
| ID | Term |
|---|---|
| D000066888 | Diet, Food, and Nutrition |
| D010829 | Physiological Phenomena |
| D019602 | Food and Beverages |
| D008894 | Milk Proteins |
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Tightly controlled cross-over study design with four arms.
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This is a single-blind study i.e. participants do not know the real purpose of the study. They are given a cover story. They are told about the real purpose of the study at the completion of this.
| Heated Whey Protein (HWP) beverage | Dietary Supplement | The preload is made from whey protein powder of 95% and it is heated for a certain amount of time. The energy load of the preload is 119.7 kcal and has banana flavor and sweetener. |
|
| Casein (Cas) beverage | Dietary Supplement | The preload is made from casein powder. The energy load of the preload is 105 kcal and has banana flavor and sweetener. |
|
| Water | Dietary Supplement | The preload is water acting as a control and contain the same banana flavor and sweetener to match the other three intervention - protein beverages. |
|
| -5 minutes, 0 minute, 10 minutes, 20 minutes, 30 minutes, 50 minutes. |
| Baseline level and change in thirst ratings | A questionnaire assessing perceived thirst is completed at specific time points throughout each of the 1.5-h testing days. The questionnaire is a 100 mm VAS representing a horizontal line rating scale for each response. It asks: "How thirsty do you feel right now?" with anchors of "not all" to "extremely." The range is 0 mm (min thirst) and 100 is (max thirst). | -5 minutes, 0 minute, 10 minutes, 20 minutes, 30 minutes, 50 minutes. |
| Baseline level and change in breakfast energy intake | The participants are provided with an ad libitum breakfast of cereals and milk, tea/coffee (at participant choice) and water. The amount of breakfast is provided (in grams) and is weighted prior to consumption and any remains are re-weighted after consumption. Energy consumed will be calculated. Participants are given 15 minutes for consuming the breakfast. | -5 minutes, 0 minute, 10 minutes, 20 minutes, 30 minutes, 50 minutes. |
| Baseline level and change in salivary protein | Saliva is collected on three time points on each visit. Salivary protein will be analyzed to determine the relationship between these components that affect oral lubrication and satiety and satiation. | -5 minutes, 20 minutes, 50 minutes |
| Baseline level and change in salivary amylase | Saliva is collected on three time points on each visit. Salivary amylase will be analyzed to determine the relationship between these components that affect oral lubrication and satiety and satiation. | -5 minutes, 20 minutes, 50 minutes |
| Baseline level and change in salivary mucin | Saliva is collected on three time points on each visit. Salivary mucin will be analyzed to determine the relationship between these components that affect oral lubrication and satiety and satiation. | -5 minutes, 20 minutes, 50 minutes, |
| Immediately after eating the preload. |
| D000080224 |
| Animal Proteins, Dietary |
| D004044 | Dietary Proteins |
| D011506 | Proteins |
| D000602 | Amino Acids, Peptides, and Proteins |
| D010750 | Phosphoproteins |
| D048868 | Adaptor Proteins, Signal Transducing |
| D047908 | Intracellular Signaling Peptides and Proteins |
| D010455 | Peptides |
| D002352 | Carrier Proteins |
| D006878 | Hydroxides |
| D000468 | Alkalies |
| D007287 | Inorganic Chemicals |
| D000838 | Anions |
| D007477 | Ions |
| D004573 | Electrolytes |
| D010087 | Oxides |
| D017601 | Oxygen Compounds |