Brand
Natural Factors
In our price lists, Natural Factors shows up for 80 supplements – most often coenzyme Q10, vitamin D and vitamin C.
- Made by (label)
- Natural Factors Canada (NIH)
Logo from the brand’s own website, shown only to identify it. Natural Factors doesn’t pay to be listed.
Our rating
Good
Average quality score of 371 products
Its products by quality score
- 0 very good
- 352 good
- 17 fair
- 2 low
80
supplements in our price lists
40%
of other products cost more per dose – for a typical product
0%
of its products carry an independent testing seal
62%
say “Made in Canada” on the label
Full range
Every Natural Factors product we checked
371 products in 80 supplements. The yellow tag is the cost for the same amount – and “#3 of 120” is its place in our price list, cheapest first.
$48.97#85 of 376
$0.20per 100 mg#85 of 376
$48.97#86 of 376
$0.20per 100 mg#86 of 376
$25.17#90 of 376
$0.21per 100 mg#90 of 376
$13.97#107 of 376
$0.23per 100 mg#107 of 376
$27.97#108 of 376
$0.23per 100 mg#108 of 376
$13.97#53 of 531
2.9¢per 25 µg#53 of 531
Vitamin D3 Drops, Unflavored, 25 mcg (1,000 IU)
14.8 ml (0.5 fl oz) · Liquid
80Good qualityvitacost.com (opens in a new tab)
$14.39#54 of 531
2.9¢per 25 µg#54 of 531
$5.57#63 of 531
3.1¢per 25 µg#63 of 531
Vitamin D3 Drops 25 mcg (1,000 IU)
500 servings · Liquid
80Good qualitynaturalfactors.com (opens in a new tab)
$19.95#93 of 531
4¢per 25 µg#93 of 531
$19.95#98 of 531
4.2¢per 25 µg#98 of 531
$22.37#273 of 1,075
$0.37per serving#273 of 1,075
Men's 50+ Once A Day Multivitamin & Mineral
60 capsules
80Good qualitynaturalfactors.com (opens in a new tab)
$47.95#632 of 1,075
$0.80per serving#632 of 1,075
$47.95#633 of 1,075
$0.80per serving#633 of 1,075
Women’s 50+ Once A Day Multivitamin & Mineral
60 capsules
80Good qualitynaturalfactors.com (opens in a new tab)
$47.95#634 of 1,075
$0.80per serving#634 of 1,075
Women’s Once A Day Multivitamin & Mineral
60 capsules
80Good qualitynaturalfactors.com (opens in a new tab)
$47.95#635 of 1,075
$0.80per serving#635 of 1,075
$17.27#80 of 447
4.8¢per 500 mg#80 of 447
$10.26#106 of 447
5.7¢per 500 mg#106 of 447
$23.95#139 of 447
6.7¢per 500 mg#139 of 447
$12.95#156 of 447
7.2¢per 500 mg#156 of 447
$8.05#206 of 447
8.9¢per 500 mg#206 of 447
$13.97#27 of 326
1.6¢per 1 mg#27 of 326
$9.77#33 of 326
1.8¢per 1 mg#33 of 326
$8.37#36 of 326
1.9¢per 1 mg#36 of 326
$5.57#45 of 326
2.1¢per 1 mg#45 of 326
$19.95#51 of 326
2.2¢per 1 mg#51 of 326
$41.95#72 of 627
$0.16per 200 mg#72 of 627
$24.95#95 of 627
$0.18per 200 mg#95 of 627
$14.95#123 of 627
$0.22per 200 mg#123 of 627
$14.39#157 of 627
$0.29per 200 mg#157 of 627
Magnesium Glycinate Powder
119 g (4.2 oz) · Powder
80Good qualitynaturalfactors.com (opens in a new tab)
$19.95#246 of 627
$0.40per 200 mg#246 of 627
Whey Factors Grass Fed Whey Protein, Unflavored
907 g (2 lb) · Powder
65Fair qualityswansonvitamins.com (opens in a new tab)
$55.09#345 of 803
$2.49per 30 g#345 of 803
Grass Fed Whey Protein French Vanilla
907 g (2 lb) · Powder
85Good qualitynaturalfactors.com (opens in a new tab)
$61.95#495 of 803
$2.96per 30 g#495 of 803
Grass Fed Whey Protein Double Chocolate
907 g (2 lb) · Powder
85Good qualitynaturalfactors.com (opens in a new tab)
$61.95#532 of 803
$3.07per 30 g#532 of 803
Grass Fed Whey Protein Unflavored
340 g (12 oz) · Powder
85Good qualitynaturalfactors.com (opens in a new tab)
$28.95#642 of 803
$3.50per 30 g#642 of 803
Grass Fed Whey Protein Strawberry
340 g (12 oz) · Powder
85Good qualitynaturalfactors.com (opens in a new tab)
$28.95#669 of 803
$3.69per 30 g#669 of 803
$16.77#52 of 133
$0.21per 300 mg#52 of 133
$21.67#61 of 133
$0.27per 300 mg#61 of 133
$23.95#63 of 133
$0.30per 300 mg#63 of 133
$12.57#65 of 133
$0.31per 300 mg#65 of 133
$30.95#73 of 133
$0.39per 300 mg#73 of 133
$27.90#114 of 640
$0.46per 1,000 mg#114 of 640
$21.60#195 of 640
$0.60per 1,000 mg#195 of 640
$67.95#295 of 640
$0.76per 1,000 mg#295 of 640
Omega Factors, Wild Alaskan Salmon Oil, 1,000 mg
180 softgels
75Good qualityvitacost.com (opens in a new tab)
$25.20#382 of 640
$0.93per 1,000 mg#382 of 640
$35.95#410 of 640
$1.00per 1,000 mg#410 of 640
$15.37#30 of 245
5.1¢per 1,000 µg#30 of 245
$21.95#66 of 245
7.3¢per 1,000 µg#66 of 245
$17.47#103 of 245
9.7¢per 1,000 µg#103 of 245
$10.47#127 of 245
$0.12per 1,000 µg#127 of 245
$24.95#151 of 245
$0.14per 1,000 µg#151 of 245
$6.27#13 of 202
2.8¢per 10 mg#13 of 202
$8.95#23 of 202
4¢per 10 mg#23 of 202
$5.57#27 of 202
4.1¢per 10 mg#27 of 202
$7.67#36 of 202
5.1¢per 10 mg#36 of 202
$7.95#40 of 202
5.9¢per 10 mg#40 of 202
$38.92#50 of 134
6.1¢per 100 mg#50 of 134
$15.83#56 of 134
6.6¢per 100 mg#56 of 134
Whole Earth & Sea, Sunflower Vitamin E, 268 mg
90 softgels
80Good qualityvitacost.com (opens in a new tab)
$19.81#71 of 134
8.2¢per 100 mg#71 of 134
$52.95#72 of 134
8.2¢per 100 mg#72 of 134
$21.95#78 of 134
9.1¢per 100 mg#78 of 134
$23.76#26 of 79
9.9¢per 10 mg#26 of 79
$23.76#27 of 79
9.9¢per 10 mg#27 of 79
$13.22#31 of 79
$0.11per 10 mg#31 of 79
$32.95#41 of 79
$0.14per 10 mg#41 of 79
$32.95#42 of 79
$0.14per 10 mg#42 of 79
$20.16#27 of 63
$0.34per 500 mg#27 of 63
$27.95#36 of 63
$0.47per 500 mg#36 of 63
$61.98#50 of 63
$1.03per 500 mg#50 of 63
$36.02#53 of 63
$1.20per 500 mg#53 of 63
$20.55#57 of 63
$1.37per 500 mg#57 of 63
Ultimate Probiotic Women's Ultra 55 Billion
30 capsules
80Good qualitynaturalfactors.com (opens in a new tab)
$39.95#90 of 465
$0.24per 10 billion CFU#90 of 465
Acidophilus & Bifidus Double Strength 10 Billion Active Cells
180 capsules
80Good qualitynaturalfactors.com (opens in a new tab)
$38.95#111 of 465
$0.27per 10 billion CFU#111 of 465
Ultimate Probiotic, 12/12 Formula, 12 Billion CFU
120 capsules
80Good qualityvitacost.com (opens in a new tab)
$41.98#115 of 465
$0.29per 10 billion CFU#115 of 465
Acidophilus & Bifidus Double Strength 10 Billion Active Cells
90 capsules
80Good qualitynaturalfactors.com (opens in a new tab)
$22.95#133 of 465
$0.32per 10 billion CFU#133 of 465
Ultimate Probiotic, 12/12 Formula, 12 Billion
60 capsules
80Good qualityvitacost.com (opens in a new tab)
$26.58#151 of 465
$0.37per 10 billion CFU#151 of 465
$34.97#26 of 128
$0.29per 500 mg#26 of 128
$20.27#40 of 128
$0.34per 500 mg#40 of 128
$49.00#78 of 128
$0.54per 500 mg#78 of 128
$36.02#87 of 128
$0.60per 500 mg#87 of 128
$67.95#96 of 128
$0.76per 500 mg#96 of 128
$51.88#20 of 41
$0.43per 100 mg#20 of 41
$28.81#25 of 41
$0.48per 100 mg#25 of 41
$15.40#26 of 41
$0.51per 100 mg#26 of 41
$71.95#28 of 41
$0.60per 100 mg#28 of 41
$39.95#30 of 41
$0.67per 100 mg#30 of 41
$8.79#30 of 189
2.9¢per 1,000 µg#30 of 189
$11.95#48 of 189
4¢per 1,000 µg#48 of 189
$10.95#81 of 189
$0.12per 1,000 µg#81 of 189
Biotin, 10,000 mcg
60 capsules
80Good qualityVery high dose per servingvitacost.com (opens in a new tab)
$10.99#154 of 189
1.8¢per 1,000 µg#154 of 189
Biotin 10,000 mcg
60 capsules
80Good qualityVery high dose per servingnaturalfactors.com (opens in a new tab)
$14.95#168 of 189
2.5¢per 1,000 µg#168 of 189
$20.97#7 of 56
$0.12per 500 mg#7 of 56
CranRich, Cranberry Concentrate, Super Strength, 500 mg
90 capsules
75Good qualityvitacost.com (opens in a new tab)
$11.87#10 of 56
$0.13per 500 mg#10 of 56
Super Strength Cranberry Concentrate 500 mg
180 capsules
75Good qualitynaturalfactors.com (opens in a new tab)
$29.95#13 of 56
$0.17per 500 mg#13 of 56
Super Strength Cranberry Concentrate 500 mg
90 capsules
75Good qualitynaturalfactors.com (opens in a new tab)
$16.95#18 of 56
$0.19per 500 mg#18 of 56
CranRich Super Strength Organic Cranberry Concentrate
90 softgels
75Good qualitynaturalfactors.com (opens in a new tab)
$22.95#27 of 56
$0.26per 500 mg#27 of 56
$30.10#27 of 64
$0.16per 1,000 mg#27 of 64
$40.95#38 of 64
$0.21per 1,000 mg#38 of 64
$10.99#39 of 64
$0.23per 1,000 mg#39 of 64
$25.95#45 of 64
$0.27per 1,000 mg#45 of 64
$14.95#52 of 64
$0.31per 1,000 mg#52 of 64
$27.90#31 of 220
$0.23per 1,500 mg#31 of 220
$37.95#47 of 220
$0.32per 1,500 mg#47 of 220
$21.95#58 of 220
$0.37per 1,500 mg#58 of 220
MSM Joint Formula with Glucosamine & Chondroitin Sulfate
180 capsules
85Good qualityvitacost.com (opens in a new tab)
$27.16#137 of 220
$0.75per 1,500 mg#137 of 220
$20.95#166 of 220
$1.05per 1,500 mg#166 of 220
$26.65#23 of 56
$0.15per 500 mg#23 of 56
$14.67#27 of 56
$0.16per 500 mg#27 of 56
$36.95#29 of 56
$0.21per 500 mg#29 of 56
$19.95#35 of 56
$0.22per 500 mg#35 of 56
$7.32#22 of 75
3.3¢per 200 µg#22 of 75
$9.95#28 of 75
4.4¢per 200 µg#28 of 75
$10.47#33 of 75
4.7¢per 200 µg#33 of 75
$14.95#52 of 75
6.6¢per 200 µg#52 of 75
$8.37#1 of 245
7¢per serving#1 of 245
$5.74#5 of 245
9.6¢per serving#5 of 245
$11.95#7 of 245
$0.10per serving#7 of 245
$7.95#18 of 245
$0.13per serving#18 of 245
$8.62#58 of 78
$0.29per 120 mg#58 of 78
$11.95#65 of 78
$0.40per 120 mg#65 of 78
$14.39#68 of 78
$0.48per 120 mg#68 of 78
$19.95#71 of 78
$0.66per 120 mg#71 of 78
$52.95#177 of 209
$1.76per serving#177 of 209
Organic Greens Unflavored
196 g (6.9 oz) · Powder
65Fair qualitynaturalfactors.com (opens in a new tab)
$31.95#193 of 209
$2.12per serving#193 of 209
Organic Greens Chocolate
218 g (7.7 oz) · Powder
80Good qualitynaturalfactors.com (opens in a new tab)
$31.95#194 of 209
$2.14per serving#194 of 209
$31.95#195 of 209
$2.15per serving#195 of 209
$8.62#32 of 108
6.9¢per 18 mg#32 of 108
$11.95#37 of 108
9.6¢per 18 mg#37 of 108
$13.93#60 of 108
$0.21per 18 mg#60 of 108
$18.95#67 of 108
$0.28per 18 mg#67 of 108
$25.87#70 of 129
$0.43per 1,000 mg#70 of 129
$29.95#96 of 129
$0.67per 1,000 mg#96 of 129
$20.95#98 of 129
$0.70per 1,000 mg#98 of 129
$24.95#110 of 129
$0.83per 1,000 mg#110 of 129
$28.81#41 of 134
$0.32per 5 g#41 of 134
$17.99#56 of 134
$0.40per 5 g#56 of 134
$25.69#87 of 134
$0.71per 5 g#87 of 134
$14.67#94 of 134
$0.82per 5 g#94 of 134
$10.06#39 of 69
$0.11per 1,000 mg#39 of 69
$22.95#46 of 69
$0.13per 1,000 mg#46 of 69
$13.95#54 of 69
$0.16per 1,000 mg#54 of 69
$14.95#56 of 69
$0.17per 1,000 mg#56 of 69
$17.47#18 of 37
$0.24per 150 mg#18 of 37
$10.06#21 of 37
$0.28per 150 mg#21 of 37
$24.95#24 of 37
$0.35per 150 mg#24 of 37
$13.95#25 of 37
$0.39per 150 mg#25 of 37
$28.81#15 of 64
$0.24per 250 mg#15 of 64
ResveratrolRich, Resveratrol Concentrate, Super Strength
60 capsules
60Fair qualityvitacost.com (opens in a new tab)
$28.81#16 of 64
$0.24per 250 mg#16 of 64
$39.95#31 of 64
$0.33per 250 mg#31 of 64
$39.95#32 of 64
$0.33per 250 mg#32 of 64
$34.97#28 of 46
$1.17per 400 mg#28 of 46
$18.87#29 of 46
$1.26per 400 mg#29 of 46
$49.95#37 of 46
$1.67per 400 mg#37 of 46
$26.95#40 of 46
$1.80per 400 mg#40 of 46
$11.51#52 of 293
$0.13per serving#52 of 293
$15.95#82 of 293
$0.18per serving#82 of 293
$21.60#182 of 293
$0.36per serving#182 of 293
$29.95#229 of 293
$0.50per serving#229 of 293
$9.52#23 of 47
$0.11per 100 mg#23 of 47
$12.95#35 of 47
$0.14per 100 mg#35 of 47
BioCoenzymated, B2, Riboflavin 5'-Phosphate, 50 mg
30 capsules
80Good qualityvitacost.com (opens in a new tab)
$9.21#44 of 47
$0.61per 100 mg#44 of 47
$11.95#45 of 47
$0.80per 100 mg#45 of 47
Niacin, No Flush, 500 mg
90 capsules
80Good qualityOver the upper limit per servingvitacost.com (opens in a new tab)
$16.55#73 of 117
0.92¢per 25 mg#73 of 117
No Flush Niacin 500 mg
90 capsules
80Good qualityOver the upper limit per servingnaturalfactors.com (opens in a new tab)
$22.95#93 of 117
1.3¢per 25 mg#93 of 117
Niacin, 100 mg
90 tablets
80Good qualityOver the upper limit per servingvitacost.com (opens in a new tab)
$8.05#107 of 117
2.2¢per 25 mg#107 of 117
Niacin 100 mg
90 tablets
80Good qualityOver the upper limit per servingnaturalfactors.com (opens in a new tab)
$10.95#111 of 117
3¢per 25 mg#111 of 117
$7.90#15 of 80
0.88¢per 10 mg#15 of 80
$10.95#22 of 80
1.2¢per 10 mg#22 of 80
BioCoenzymated, B6, Pyridoxal 5'-Phosphate, 50 mg
30 capsules
85Good qualityvitacost.com (opens in a new tab)
$6.97#53 of 80
4.6¢per 10 mg#53 of 80
$9.95#63 of 80
6.6¢per 10 mg#63 of 80
$30.77#25 of 59
$0.26per 6 mg#25 of 59
$43.95#37 of 59
$0.37per 6 mg#37 of 59
$25.95#47 of 59
$0.43per 6 mg#47 of 59
$36.02#50 of 61
$1.20per 500 mg#50 of 61
$49.95#51 of 61
$1.67per 500 mg#51 of 61
$32.99#57 of 61
$2.75per 500 mg#57 of 61
$16.77#68 of 110
$0.56per 3 g#68 of 110
$23.95#86 of 110
$0.80per 3 g#86 of 110
$13.95#92 of 110
$0.93per 3 g#92 of 110
$27.90#34 of 104
$0.16per 600 mg#34 of 104
$14.39#46 of 104
$0.19per 600 mg#46 of 104
N-Acetyl-L-Cysteine Amino Acid 500 mg
90 capsules
80Good qualitynaturalfactors.com (opens in a new tab)
$19.95#63 of 104
$0.27per 600 mg#63 of 104
$43.09#24 of 28
$0.77per 30 mg#24 of 28
$55.95#25 of 28
$1.00per 30 mg#25 of 28
$29.95#26 of 28
$1.07per 30 mg#26 of 28
$30.95#14 of 63
$0.17per 1,000 mg#14 of 63
$18.95#18 of 63
$0.21per 1,000 mg#18 of 63
$9.77#59 of 63
$0.33per 200 mg#59 of 63
$13.95#61 of 63
$0.46per 200 mg#61 of 63
$13.67#27 of 30
$0.57per 100 mg#27 of 30
$18.95#30 of 30
$0.79per 100 mg#30 of 30
$9.34#27 of 35
$0.10per 40 mg#27 of 35
$12.95#30 of 35
$0.14per 40 mg#30 of 35
$10.06#31 of 88
$0.16per 500 mg#31 of 88
$13.95#42 of 88
$0.22per 500 mg#42 of 88
$40.35#5 of 7
$0.67per 500 mg#5 of 7
$55.95#7 of 7
$0.93per 500 mg#7 of 7
$6.46#36 of 131
1.7¢per 400 µg#36 of 131
$7.95#61 of 131
5.2¢per 400 µg#61 of 131
$13.27#39 of 43
$3.69per 500 mg#39 of 43
$18.95#42 of 43
$5.26per 500 mg#42 of 43
OmegaFactors, Ultra Prim, Evening Primrose Oil, 500 mg
180 softgels
80Good qualityvitacost.com (opens in a new tab)
$17.99#20 of 58
$0.20per 100 mg#20 of 58
UltraPrim Evening Primrose Oil 500 mg
180 softgels
80Good qualitynaturalfactors.com (opens in a new tab)
$24.95#31 of 58
$0.28per 100 mg#31 of 58
$40.39#35 of 92
$0.37per 250 mg#35 of 92
$54.95#49 of 92
$0.51per 250 mg#49 of 92
GrapeSeedRich, Grape Seed Extract, 100 mg
120 capsules
80Good qualityvitacost.com (opens in a new tab)
$20.16#23 of 34
$0.17per 100 mg#23 of 34
$17.27#25 of 34
$0.19per 100 mg#25 of 34
$36.72#36 of 42
$0.51per 100 mg#36 of 42
$49.95#38 of 42
$0.69per 100 mg#38 of 42
$14.39#2 of 52
0.17¢per 150 µg#2 of 52
$19.95#3 of 52
0.24¢per 150 µg#3 of 52
$15.11#53 of 78
$0.17per 1,000 mg#53 of 78
$12.95#70 of 78
$0.29per 1,000 mg#70 of 78
$33.95#30 of 83
$0.23per 200 mg#30 of 83
$19.95#32 of 83
$0.27per 200 mg#32 of 83
$7.18#37 of 61
$0.12per 500 mg#37 of 61
$9.95#45 of 61
$0.17per 500 mg#45 of 61
$15.83#8 of 15
$0.26per serving#8 of 15
$21.95#10 of 15
$0.37per serving#10 of 15
Herbal Factors, Premium Milk Thistle, 160 mg
60 capsules
80Good qualityvitacost.com (opens in a new tab)
$19.08#84 of 102
$0.60per 300 mg#84 of 102
$25.95#94 of 102
$0.81per 300 mg#94 of 102
$23.04#26 of 45
$0.38per 100 mg#26 of 45
$31.95#32 of 45
$0.53per 100 mg#32 of 45
$30.84#56 of 96
$1.03per 500 mg#56 of 96
$22.37#65 of 96
$1.24per 500 mg#65 of 96
$14.39#12 of 46
$0.16per 500 mg#12 of 46
$10.06#14 of 46
$0.17per 500 mg#14 of 46
Organic Low Fodmap Reliefiber, Unflavored
150 g (5.3 oz) · Powder
85Good qualityvitacost.com (opens in a new tab)
$21.60#81 of 117
$0.90per 5 g#81 of 117
Organic Low FODMAP Reliefiber Powder
150 g (5.3 oz) · Powder
80Good qualitynaturalfactors.com (opens in a new tab)
$29.95#91 of 117
$1.25per 5 g#91 of 117
$5.74#47 of 84
6.4¢per 100 mg#47 of 84
$7.95#59 of 84
8.9¢per 100 mg#59 of 84
$14.67#27 of 48
$0.33per 500 mg#27 of 48
$19.95#32 of 48
$0.44per 500 mg#32 of 48
$10.06#45 of 78
5.6¢per 100 µg#45 of 78
$13.95#60 of 78
7.8¢per 100 µg#60 of 78
$13.20#46 of 78
$0.13per 1 g#46 of 78
$17.95#59 of 78
$0.18per 1 g#59 of 78
$7.18#10 of 73
1.3¢per 1,000 µg#10 of 73
$9.95#23 of 73
1.8¢per 1,000 µg#23 of 73
$28.81#35 of 36
$0.53per 500 mg#35 of 36
$39.95#36 of 36
$0.74per 500 mg#36 of 36
Whole Earth Sea, 100% Vegan Vitamin D3 & K2
14.8 ml (0.5 fl oz) · Liquid
85Good qualityvitacost.com (opens in a new tab)
$20.55#41 of 187
$0.19per 25 µg#41 of 187
Vitamin D3 & K2
200 softgels
85Good qualityOver the upper limit per servingvitacost.com (opens in a new tab)
$36.72#95 of 187
3.7¢per 25 µg#95 of 187
$36.72#42 of 61
$0.31per 100 mg#42 of 61
$24.48#47 of 118
$0.41per 600 mg#47 of 118
$49.95#10 of 10
$1.00per 300 mg#10 of 10
WomenSense, Vitex Chasteberry Extract, 80 mg
90 capsules
80Good qualityvitacost.com (opens in a new tab)
$11.51#38 of 42
$0.64per 400 mg#38 of 42
$20.95#46 of 47
$2.33per 1,000 mg#46 of 47
$12.23#24 of 33
$0.27per 500 mg#24 of 33
Total Body Collagen Bioactive Peptides
90 tablets
85Good qualitynaturalfactors.com (opens in a new tab)
$19.95#162 of 197
$2.66per 10 g#162 of 197
$17.61#30 of 36
$0.73per 500 mg#30 of 36
$19.95#55 of 113
$0.33per 100 µg#55 of 113
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