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Nutrilite Double X Multivitamin Review

Nutrilite Double X multivitamins

The Double X supplement by Nutrilite is ranked #9 in our comparison of over 100 popular multivitamin brands. The supplement requires you to take 6 tablets a day with a meal (preferably your breakfast or lunch).

Product Strengths

  • Quality manufacturing: The multivitamins are certified by NSF International.
  • Antioxidants: includes key additional antioxidants such as Lycopene and Lutein which mop up free radicals and slow down the aging process.
  • Wide distribution: Nutrilite's supplements are distributed by Amway network marketing affiliates in North America and 90 other countries.

Product Weaknesses

  • Synthetic ingredients: Contains some synthetic vitamins, such as Vitamin B6 (from pyridoxine hydrochloride), Vitamin C (from ascorbic acid), Folic Acid, and Vitamin B12 (from cyanocobalamin).
  • High price: Due to its network marketing distribution model Double X comes at a premium price.

The Bottom Line

The Double X multivitamin by Nutrilite is an excellent multivitamin.

Consumers can rest assured that Double X provides effective supplements that bring tangible health benefits to people who use them.

How does Nutrilite Double X compare with other multivitamin brands? offers comparison between the Nutrilite Double X multivitamins and of all major vitamin supplements available on the market.

Some of the unique aspects of this guide include comparison of the Nutrilite Double X multivitamins with 100 other vitamin supplement products, including popular brands such as One-A-Day, GNC, Equate, Kirkland, Shaklee, Nature Made, NOW Foods, Melaleuca, Puritan’s Pride, Herbalife, TwinLab, and Walgreens.

The information on this site is the culmination of over 6 years of scientific research and analysis. Each of the reviewed products is evaluated against 4 key parameters, such as composition, bioavailability, potency and safety. Then each supplement is assigned a score from 0 to 10, which enables you to easily compare the effectiveness of different brands.

Ranking of all evaluated multivitamins

The table below provides a summary of the Effectiveness Scores of some of the more popular vitamin supplement brands available on the market, including the Nutrilite Double X multivitamins.

Any vitamin supplement with a score that exceeds 8.0 is considered to be "excellent". For that reason, using a multivitamin product with a score of 8.0 or above is strongly advised.

1Xtend-Life Natural ProductsTotal Balance9.6
2NATURELO Premium SupplementsWhole Food Multivitamin9.5
3Douglas LaboratoriesUltra Preventive X9.3
4USANA Health SciencesHealthPak8.9
5Dr. MercolaWhole Food Multivitamin PLUS8.8
7Life ExtensionLife Extension Mix8.6
8MetagenicsWellness Essentials8.5
9Nutrilite (Amway)Double X8.3
10Garden of LifeVitamin Code8.2
11Source NaturalsLife Force8.1
12KarunaMaxxum 47.9
14Optimum NutritionOpti-Men7.7
15Muscle PharmArmour-V7.6
16Dr. Julian Whitaker'sForward Multi-Nutrient7.6
18Mountain Naturals of VermontSuperior Care7.1
19amniAdded Protection III7.0
20Purity ProductsPerfect Multi Focus Formula7.0
21Universal NutritionAnimal Pak6.9
22Doctor's NutritionMega Vites6.8
23DaVinci LaboratoriesSpectra6.8
24GNCGNC Mega Men Sport6.8
25TwinLabDaily One Caps with Iron6.7
26FoodScience of VermontSuperior Care6.6
27Puritan's PrideHigh Potency Ultra Vita Time Release6.5
28Colgan InstituteFormula MCS6.4
29Rainbow LightWomen's One Multivitamin6.4
30NOW FoodsMultiple Vitamins - Liquid Gels6.4
31 EASMulti-Blend6.3
32 MannatechPhytoMatrix6.2
33 Nature's WayAlive! Whole Food Energizer6.1
34 Jean Carper'sStop Aging Now!6.0
35 Natural FactorsMultiStart5.9
36 Advanced Physician's ProductsMaximum MultiVitamin/Mineral without Iron5.8
37 EcoNugenicsLongevity Rhythms Gold5.8
38 SolarayIron-Free Spectro Multi-Vita-Min5.8
39 Nature's BlendVitaminix Ultimate5.6
40 Pharmanex (Nu Skin)LifePak Prime5.4
41 MelaleucaVitality Pak5.3
42 HerbalifeFormula 2 Multivitamin Complex5.3
43 QCI NutritionalsUltra Vitality #15.2
44 KALMultiple Energy5.2
45 MegafoodEssentials for Life5.2
46 OptimoxAndrovite5.1
47 Swanson UltraWhole Food Multi without Iron5.0
48 JarrowMulti E-Z Powder5.0
49 Great EarthTNT - Total Nutrition Tablet5.0
50 NikkenKenzen Mega Daily 44.9
51 Garry Null'sSupreme Health Formula4.8
52 Thorne ResearchAl's Formula4.8
53 AtkinsBasic #34.7
54 Vitamin WorldDaily 3 With Antioxidant Factors4.7
55 PhytoPharmicaClinical Nutrients4.7
56 PfizerCentrum4.6
57 4LifeBioVitamins Type III4.5
58 Bronson LaboratoriesPerformance Edge4.5
59 One A DayEssential4.5
60 Country LifeMaxine4.4
61 Nature MadeMulti Complete4.3
62 QuestMaximum Once A Day4.2
63 Nature's BountyGreen Source Vegetarian Formula4.1
64 MatolMatolife4.1
65 Greens+Multi+3.9
66 Michael's Naturopathic ProgramsPedia Vites3.8
67 NatrolMy Favorite Multiple Original3.8
68 Nu-lifeUltimate One3.7
69 JamiesonSuper Vita-Vim3.7
70 WalgreensUltra Choice Premium3.5
71 Swiss Natural SourcesSuper Adult Chewable3.4
72 Ripple CreekMega-100 (Slow Release)3.3
73 ThompsonHuman Nature Green Multi3.0
74 Safeway SelectSuper Multivitamin2.9
75 Perfect ChoiceMultivitamin Specially Formulated2.9
76 WatkinsSuperfood Multiple2.8
77 Vitamin PowerPower Source 1002.8
78 Pilgrim'sSilver Stars Multi2.7
79 Absolute NutritionDieters' Multi's2.7
80 Nature's SunshineSuper Supplemental Vitamins and Minerals2.7
81 Freeda VitaminsUltra Freeda Iron-Free2.7
82 ZonePerfectMulti Vitamin & Mineral2.6
83 SisuOnly One2.5
84 SchiffSingle Day2.4
85 Nature's PlusUltra One2.0
86 Kirkland Signature (Costco)Daily Multi1.9
87 SunkistMulti-Men's1.7
88 LifestylesLifecycles1.6
89 Western FamilyUltra Forte1.3
90 AvonVitAdvance Complete Multivitamin1.2
91 FloraMultiCaps1.2
92 RelivClassic1.1
93 SundownComplete Daily0.9
94 YourLifeSuper Multi with Herbs0.9
95 Rite AidWhole Source0.8
96 21st CenturyOne Daily Maximum0.7
97 Spring ValleyUltra Multivitamin0.6
98 Life BrandOptimum0.6
99 Good Neighbor PharmacyBalanced Care Complete Multi0.6
100 KrogerAdvanced Formula Complete0.6
101 EquateOne Daily0.6
102 Action LabsEssential Nutrients0.5
103 GeritolComplete0.4

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