GNC

GNC ranks number 892 out of 1,142 manufacturers and earned an overall F (raw score: 44.76%) based on its product lineup.

Simple Report Card

Manufacturers are graded in five areas: effectiveness, transparency, research, rank, and their products' overall recommendations. The entire product lineup dictates a manufacturer's grades. The simple report card shows what grade GNC earned in each of the five areas.

Individual products are rated with a thumbs-up or down in several areas. The number below is a percentage of how many of GNC's products received a thumbs-up in the respective area.

For example, 100% means that 100% of GNC's products received a thumbs-up in the effectiveness category. The overall grade for a manufacturer is an average of the individual grades from each area. Scroll down to the detailed report for a description of each rated area.

Rated Area Grade
Effectiveness A (90.48%)
Transparency C (71.43%)
Research Rating F (0%)
Ranking F (47.62%)
Product Recommendations F (14.29%)
Overall Grade F (44.76%)

Detailed Report Card

Effectiveness

GNC earned an A (raw score: 90.48%) in the effectiveness category. This rating means 90.48% of GNC's products received a thumbs-up in the effectiveness category. An individual product's effectiveness rating describes how well its ingredients work. A product's effectiveness rating is measured on a 3 point scale. Its effectiveness rating must be at least 1.5 to receive a thumbs-up in this area. GNC's products, along with their effectiveness ratings, are listed below.

Product Name Effectiveness Rating
1. Tri-Phase Pre-Workout (2.27)
2. Ultra Nox (2.20)
3. Myopower BCAA (1.85)
4. Staminol (California) (2.53)
5. Tamaflex Complete (2.12)
6. Womens Multivitamin 50 Plus (1.83)
7. Mega Men Sport (1.79)
8. Womens Hair, Skin and Nails Formula (1.76)
9. Staminol (1.73)
10. Mens Ultra NourishHair (1.62)
11. Hyper-Ripped (1.77)
12. Mega Men Diabetic Support (1.59)
13. Womens Multivitamin Gummy (1.58)
14. Mega Men Prostate and Virility (1.50)
15. Amplified Focus (1.87)
16. Mega Men 50 Plus (1.77)
17. Womens Multivitamin Energy an Metabolism (1.74)
18. Test 1700 (1.69)
19. Mega Men Energy and Metabolism (1.69)
20. Mens ArginMax (1.49)
21. Mens Healthy Testosterone (1.48)

Transparency

GNC earned a C (raw score: 71.43%) in the transparency category. This rating means 71.43% of GNC's products received a thumbs-up in the transparency category. An individual product's transparency rating describes how many of its ingredient amounts are disclosed on a product label. A product with a 100% transparency rating means all ingredient amounts are disclosed. A product's transparency rating must be 100% to receive a thumbs-up in this category GNC's products, along with their transparency ratings, are listed below.

Product Name Transparency Rating
1. Tri-Phase Pre-Workout (100%)
2. Ultra Nox (100%)
3. Myopower BCAA (100%)
4. Staminol (California) (100%)
5. Tamaflex Complete (71%)
6. Womens Multivitamin 50 Plus (100%)
7. Mega Men Sport (100%)
8. Womens Hair, Skin and Nails Formula (100%)
9. Staminol (100%)
10. Mens Ultra NourishHair (100%)
11. Hyper-Ripped (100%)
12. Mega Men Diabetic Support (100%)
13. Womens Multivitamin Gummy (100%)
14. Mega Men Prostate and Virility (100%)
15. Amplified Focus (67%)
16. Mega Men 50 Plus (78%)
17. Womens Multivitamin Energy an Metabolism (84%)
18. Test 1700 (82%)
19. Mega Men Energy and Metabolism (87%)
20. Mens ArginMax (100%)
21. Mens Healthy Testosterone (100%)

Research Rating

GNC earned an F (raw score: 0%) in the research rating category. This rating means 0% of GNC's products received a thumbs-up in the research rating category. This rating describes how thoroughly researched a product's ingredients are. A low research rating indicates a product is made up of ingredients with little research backing. A product's research rating must be at least 60 to earn a thumbs-up in this category. GNC's products, along with their research ratings, are listed below.

Product Name Research Rating
1. Tri-Phase Pre-Workout (42.27)
2. Ultra Nox (16)
3. Myopower BCAA (45.36)
4. Staminol (California) (11)
5. Tamaflex Complete (32)
6. Womens Multivitamin 50 Plus (24.51)
7. Mega Men Sport (21.51)
8. Womens Hair, Skin and Nails Formula (22.44)
9. Staminol (21.94)
10. Mens Ultra NourishHair (20.78)
11. Hyper-Ripped (50.14)
12. Mega Men Diabetic Support (20.26)
13. Womens Multivitamin Gummy (25)
14. Mega Men Prostate and Virility (16.97)
15. Amplified Focus (43.13)
16. Mega Men 50 Plus (22.38)
17. Womens Multivitamin Energy an Metabolism (23.16)
18. Test 1700 (20.12)
19. Mega Men Energy and Metabolism (22.15)
20. Mens ArginMax (25.44)
21. Mens Healthy Testosterone (24.15)

Ranking

GNC earned an F (raw score: 47.62%) in the rank category. This rating means 47.62% of GNC's products received a thumbs-up in the rank category. This rating describes how a manufacturer's product line is rated. An individual product must rank in the top two-thirds of all products (in its category) to receive a thumbs-up in this area. GNC's products, along with their ranking, are listed below.

Product Name Ranking
1. Tri-Phase Pre-Workout (91 out of 1898)
2. Ultra Nox (91 out of 322)
3. Myopower BCAA (188 out of 515)
4. Staminol (California) (8 out of 35)
5. Tamaflex Complete (54 out of 99)
6. Womens Multivitamin 50 Plus (20 out of 52)
7. Mega Men Sport (23 out of 52)
8. Womens Hair, Skin and Nails Formula (24 out of 52)
9. Staminol (16 out of 35)
10. Mens Ultra NourishHair (34 out of 52)
11. Hyper-Ripped (1423 out of 1898)
12. Mega Men Diabetic Support (36 out of 52)
13. Womens Multivitamin Gummy (37 out of 52)
14. Mega Men Prostate and Virility (42 out of 52)
15. Amplified Focus (149 out of 173)
16. Mega Men 50 Plus (45 out of 52)
17. Womens Multivitamin Energy an Metabolism (46 out of 52)
18. Test 1700 (271 out of 321)
19. Mega Men Energy and Metabolism (47 out of 52)
20. Mens ArginMax (32 out of 35)
21. Mens Healthy Testosterone (287 out of 321)

Product Recommendation

GNC earned an F (raw score: 14.29%) in the overall rating category. This rating means 14.29% of GNC's products received an overall thumbs-up recommendation. Individual products are rated with a thumbs-up or down in seven areas. They earn an overall thumbs-recommendation if they receive a thumbs-up in at least four of the seven areas. GNC's products, along with their overall recommendations, are listed below.

Product Name Product Recommendation
1. Tri-Phase Pre-Workout
2. Ultra Nox
3. Myopower BCAA
4. Staminol (California)
5. Tamaflex Complete
6. Womens Multivitamin 50 Plus
7. Mega Men Sport
8. Womens Hair, Skin and Nails Formula
9. Staminol
10. Mens Ultra NourishHair
11. Hyper-Ripped
12. Mega Men Diabetic Support
13. Womens Multivitamin Gummy
14. Mega Men Prostate and Virility
15. Amplified Focus
16. Mega Men 50 Plus
17. Womens Multivitamin Energy an Metabolism
18. Test 1700
19. Mega Men Energy and Metabolism
20. Mens ArginMax
21. Mens Healthy Testosterone