Slay's (by Royality Nutrition) ability to increase strength is rated as 1.31 out of 3. This rating means there is little to no evidence that the product has the ability to deliver on this claim. Using Slay to increase strength will not lead to positive results. This rating is different from the product's overall rating and is based on what peer reviewed journal articles conclude on its ability to perform this one claim. This page contains an indepth analysis on how this claim-rating was calculated.
Note: The ratings on this page only deal with Slay's ability to increase strength. To view the product's overall rating, visit the product's main page: Slay.
Table of Contents
- Simple Report
- Detailed Report
- References
Simple Report
Detailed Report
The detailed report is an in-depth analysis on how Slay's rating for this particular claim was calculated.
Claim Effectiveness Ratings
Each supplement product is a blend of ingredients. The database uses peer reviewed journal articles to rate the ingredients. These ratings are also used to rate how well products perform overall as well as on individual claims.
The supplement ingredients listed in table below are identified as affecting Slay's ability to increase strength. The rating next to the ingredient describes the ingredient's ability to increase strength. These ratings are averaged together and provide the product's overall ability to deliver on the same claim.
| Ingredients |
Increase Strength Rating |
| Beta Alanine |
1.5 out of 3
|
| Alpha Glycerylphosphorylcholine |
2 out of 3
|
| L-Carnitine L-Tartrate |
1 out of 3
|
| Caffeine Anhydrous |
1.7 out of 3
|
| Leucine |
1 out of 3
|
| P-Synephrine |
1 out of 3
|
| Yohimbine |
1 out of 3
|
| Product's Claim Effectiveness Rating |
1.31 out of 3
|
Claim Research Ratings
The research rating describes how well an ingredient's ability to perform a certain claim (such as increase strength) has been researched. This rating is based on the amount of studies contained in the database on a particular ingredient and claim. Ingredient research ratings are averaged together to from the product's research rating for this specific cliam.
This rating is important because we need to know if there is enough research to make a valid conclusion on a product's worthiness. Ratings above 80 are ideal. Anything below 60 means there is not enoguh research to make a valid conclusion one way or another on a product's ability to deliver on this particular claim.
| Ingredients |
Increase Strength Research Rating |
| Beta Alanine |
|
| Alpha Glycerylphosphorylcholine |
|
| L-Carnitine L-Tartrate |
|
| Caffeine Anhydrous |
|
| Leucine |
|
| P-Synephrine |
|
| Yohimbine |
|
| Product's Claim Research Rating |
|
References
| Title |
| The effects of 10 weeks of resistance training combined with beta-alanine supplementation on whole body strength, force production, muscular endurance and body composition |
| Effects of β-alanine supplementation during a 5-week strength training program: a randomized, controlled study |
| Beta-Alanine Does Not Enhance the Effects of Resistance Training in Older Adults |
| Effects of β-Alanine on Body Composition and Performance Measures in Collegiate Women |
| Acute supplementation with alpha-glycerylphosphorylcholine augments growth hormone response to, and peak force production during, resistance exercise |
| The effect of 6 days of alpha glycerylphosphorylcholine on isometric strength |
| Evaluation of the effects of two doses of alpha glycerylphosphorylcholine on physical and psychomotor performance |
| l-Carnitine l-tartrate supplementation favorably affects biochemical markers of recovery from physical exertion in middle-aged men and women |
| The effect of acute pre-workout supplementation on power and strength performance |
| The acute effects of a caffeine-containing supplement on strength, muscular endurance, and anaerobic capabilities |
| Acute effects of a caffeine-containing supplement on bench press and leg extension strength and time to exhaustion during cycle ergometry |
| Acute ingestion of sugar-free red bull energy drink has no effect on upper body strength and muscular endurance in resistance trained men |
| Acute Specific Effects of Caffeine-containing Energy Drink on Different Physical Performances in Resistance-trained Men |
| Caffeine improves muscular performance in elite Brazilian Jiu-jitsu athletes |
| Caffeine ingestion acutely enhances muscular strength and power but not muscular endurance in resistance-trained men |
| The acute effects of a caffeine-containing supplement on bench press strength and time to running exhaustion |
| The effects of supplementation with P-Synephrine alone and in combination with caffeine on resistance exercise performance |
| The effect of ephedra and caffeine on maximal strength and power in resistance-trained athletes |
| The effect of caffeine as an ergogenic aid in anaerobic exercise |
| Effects of Coffee and Caffeine Anhydrous Intake During Creatine Loading |
| Effects of Whey, Soy or Leucine Supplementation with 12 Weeks of Resistance Training on Strength, Body Composition, and Skeletal Muscle and Adipose Tissue Histological Attributes in College-Aged Males |
| Free leucine supplementation during an 8-week resistance training program does not increase muscle mass and strength in untrained young adult subjects |
| The effects of supplementation with P-Synephrine alone and in combination with caffeine on resistance exercise performance |
| Yohimbine: the effects on body composition and exercise performance in soccer players |
