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Wonder-D Mixed Berry

4.9
★ ★ ★ ★ ★
(272 ratings)
Vitamin K 120 mcg
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Score73

Good nutrient forms and maintenance amounts are undermined by a hidden liposomal blend, sweetened delivery, and weak value.

How scoring works
Liquid
Quantity:7 Fluid Ounce(s) • (45 servings)
Goals:
Anti-Aging
Bone Health
General Health
Cardiovascular Support
Heart Health

Score 73

Good nutrient forms and maintenance amounts are undermined by a hidden liposomal blend, sweetened delivery, and weak value.

How scoring works

Also available as

1 option
10 servings K 120 mcg • 10 Fluid Ounce(s) • 30 servings $39.99 ($1.33 per serving)
$29.99($0.66 per serving)
BodyBuilding.com
$ 29.99
Pure Formulas
$ 29.99
iHerb
$ 0.00
iHerb
$ 29.99
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Analysis

Vitamin D3 and MK-7 create a balanced maintenance pairing, and methylcobalamin adds a useful vitamin B12 form. The disclosed nutrient amounts are practical rather than unnecessarily aggressive.

A large liposomal proprietary blend dominates the formula without revealing its ingredients or their amounts. That opacity prevents assessment of whether the delivery system or any hidden actives justify the premium serving cost.

The mixed-berry liquid may suit people who avoid pills, but it contains carbohydrates and offers a shorter supply than simpler drops. Vitamin K also rules out casual use with warfarin or related medicines.

Who is it for
  • Adults who prefer flavored liquids
  • People seeking maintenance D3, K2, and B12
  • Users comfortable with a proprietary delivery blend
Best for
  • Pill-free D3 and K2 use
  • Maintenance bone-nutrient support
  • Methylcobalamin alongside D3 and K2

Pros

  • Practical vitamin D3 amount
  • MK-7 form
  • Methylcobalamin B12
  • Easy flavored liquid

Cons

  • Large proprietary liposomal blend
  • Premium serving cost
  • Carbohydrate-containing liquid
  • Blend contents are not disclosed

Warnings

  • Vitamin K can oppose warfarin and related vitamin-K-antagonist medicines.
  • The proprietary liposomal blend prevents complete screening for allergens and medication interactions.
  • The carbohydrate content should be counted by people following medically restricted carbohydrate plans.

Nutrient quality

83 Highest impact

The listed amounts avoid an obvious excessive-dose concern. A large opaque or low-value addition weakens the otherwise focused formula.

Ingredient transparency

59 Moderate impact

Most active amounts are clear, but repeated entries create possible dose ambiguity. A proprietary blend hides its ingredients or their individual amounts.

Customer satisfaction

90 Highest impact

The aggregate customer rating is exceptionally strong. The modest review count limits confidence in the aggregate rating.

Value for money

63 Moderate impact

The quality case is weakened by limited form detail, opacity, or premium positioning. A large opaque or low-value extra weakens the value case.

Report analysis

Goals

Anti-Aging
Anti-Aging
Impact
Highest effect
A- Goal FitA+ Strength of SupportB+ CoverageA Formula Quality
Vitamin B12 · 2.4 mcgVitamin K · 120 mcgVitamin D · 25 mcg

MK-7 and vitamin D3 directly support bone maintenance and vascular calcium handling, while methylcobalamin adds modest neurological and methylation support. The liquid liposomal system is well suited to the fat-soluble vitamins.

The vitamin amounts are clearly stated and aligned with daily use. Vitamin K can interfere with warfarin and related vitamin K antagonists, so users need clinician-guided consistency.

Study evidence
Vitamin K Supportive 27 studies
Bone Health
Bone Health
Impact
Highest effect
A Goal FitA Strength of SupportB CoverageA- Formula Quality
Vitamin K · 120 mcgVitamin D · 25 mcg

Vitamin D3 and MK-7 provide well-matched support for calcium absorption and calcium-routing proteins. Both are clearly disclosed at meaningful amounts, and the lipid-based liquid may aid delivery of these fat-soluble vitamins.

The formula has strong depth for vitamin signaling but supplies no calcium, magnesium, or protein-matrix support. MK-7 can alter warfarin control, so users of vitamin K antagonist anticoagulants need clinician-guided consistency.

Study evidence
Vitamin K Supportive 78 studies
General Health
General Health
Impact
Highest effect
A+ Goal FitA- Strength of SupportB CoverageB+ Formula Quality
Vitamin B12 · 2.4 mcgVitamin D · 25 mcgVitamin K · 120 mcg

Vitamin D3 and vitamin K2 provide complementary support for calcium handling, bones, and immune function. Their amounts are well targeted, and the liposomal liquid offers a lipid-based delivery approach for these fat-soluble vitamins.

The addition of maintenance-level methylcobalamin broadens the formula modestly without distracting from its main purpose. The proprietary liposomal blend obscures its exact components, and the MK-7 amount can affect warfarin control.

Study evidence
Vitamin K Supportive 34 studies
Cardiovascular Support
Cardiovascular Support
Impact
High effect
B Goal FitA Strength of SupportC CoverageB Formula Quality
Vitamin K · 120 mcgVitamin D · 25 mcgVitamin B12 · 2.4 mcg

Vitamin K provides a relevant route to cardiovascular support. The disclosed amount appears meaningful for that focused role.

The formula remains narrow rather than comprehensive. Vitamin K can oppose warfarin and related vitamin-K-antagonist medicines, so the intake should remain medically coordinated and consistent.

Study evidence
Vitamin K Supportive 40 studies
Heart Health
Heart Health
Impact
High effect
B- Goal FitA- Strength of SupportC+ CoverageB+ Formula Quality
Vitamin K · 120 mcgVitamin B12 · 2.4 mcgVitamin D · 25 mcg

Vitamin D3 and MK-7 form a targeted pair for calcium handling and vascular support, while methylcobalamin adds a methylation cofactor. The liquid remains focused on foundational vitamin pathways rather than lipids or cardiac energy.

Meaningful vitamin amounts and a liposomal delivery claim support quality, although the carrier blend is proprietary. Vitamin K2 can interfere with warfarin dosing and requires clinician-guided consistency during anticoagulation.

Study evidence
Vitamin D Mixed 164 studies
Vitamin K Mixed 62 studies

Ingredients

IngredientAmount per serving
Calories
12 Calorie(s)
Total Fat
0 Gram(s)
Total Carbohydrates
3 Gram(s)
Vitamin D3 (Cholecalciferol)
 25 mcg
Vitamin K2 (Menaquinone-7)
 120 mcg
Vitamin B12 (Methylcobalamin)
 2.4 mcg
Liposomal Proprietary Blend
1500 mg
Gluten Free Adults 18–50 Vegan Dairy Free Vegetarian
Report overview
Vitamin K (Menaquinone-7) · 120 mcg OverallScore85
A- Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyD+ Value

The 120 mcg MK-7 dose is clearly disclosed and fits the targeted range for bone and cardiovascular support. The liposomal liquid and added vitamin D3 support the higher-than-median serving cost, but the generic MK-7 source limits its premium case. The MK-7 dose can affect warfarin control, so people using vitamin K antagonist anticoagulants need clinician-guided consistency.

View ingredientView products
Loading alternative details
86 Performance

Liquid D-3 & MK-7

NOW
<p>Liquid delivery combines MK-7 with a substantial vitamin D3 amount and provides flexible dosing with strong bone- and heart-goal alignment. Vitamin D intake from other sources still matters, especially for the higher-dose options. Vitamin K requires clinician-directed consistency with warfarin-type medicines.</p>
87 Performance

Vitamin D3 25 mcg (1000 IU) & K2 120 mcg

Natural Factors
<p>Moderate vitamin D3 and MK-7 create a balanced maintenance pairing in a softgel, with only minor ambiguity from duplicate K2 source entries. Vitamin D intake from other sources still matters, especially for the higher-dose options. Vitamin K requires clinician-directed consistency with warfarin-type medicines.</p>
84 Performance

D3 + K2

Nature Made
<p>All-trans MK-7 and vitamin D3 use clearly defined forms in a focused softgel, improving active-form clarity. Vitamin D intake from other sources still matters, especially for the higher-dose options. Vitamin K requires clinician-directed consistency with warfarin-type medicines.</p>
88 Budget

Vitamin K2 MK-7 100 mcg

Nutricost
<p>At a lower serving cost, a clearly stated MK-7 amount creates a simple, easy-to-assess vitamin K2 option, although the dry capsule has no stated lipid carrier. It omits the original vitamin D3, so total vitamin D needs separate consideration. Vitamin K can oppose warfarin-type anticoagulants.</p>
87 Budget

MK-7 Vitamin K-2 100 mcg

NOW
<p>At a lower serving cost, a meaningful long-acting MK-7 amount provides focused vitamin K2 support with a simple active formula. It omits the original vitamin D3, so total vitamin D needs separate consideration. Vitamin K can oppose warfarin-type anticoagulants.</p>
85 Budget

Vitamin K2 MenaQ7 100 mcg

AN Amazing Nutrition Amazing Formulas
<p>At a lower serving cost, natto-derived MenaQ7 provides a clearly identified long-acting vitamin K2 form in a focused formula. It omits the original vitamin D3, so total vitamin D needs separate consideration. Vitamin K can oppose warfarin-type anticoagulants.</p>
86 Value

Vitamin K2 100 mcg + Vitamin D3 125 mcg

Nutricost
<p>MK-7 and vitamin D3 provide a fully disclosed combination at very favorable serving value, but the vitamin D amount is concentrated. The combination remains close to the original purpose, while total vitamin D intake should guide selection. Vitamin K can reduce the effect of warfarin-type anticoagulants.</p>
86 Value

Vitamins D3 2500 IU (62.5 mcg) & K2 120 mcg

NaturesPlus
<p>MK-7 and a substantial vitamin D3 amount provide focused bone and cardiovascular support at a low serving cost, though the dry tablet lacks a lipid carrier. The combination remains close to the original purpose, while total vitamin D intake should guide selection. Vitamin K can reduce the effect of warfarin-type anticoagulants.</p>
86 Value

Natural Vitamin K2 MK-7 with MenaQ7 100 mcg

Doctor's Best
<p>Branded MenaQ7 provides a meaningful long-acting K2 amount with clear active disclosure and good serving value. The combination remains close to the original purpose, while total vitamin D intake should guide selection. Vitamin K can reduce the effect of warfarin-type anticoagulants.</p>
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Three-year low-dose menaquinone-7 supplementation helps decrease bone loss in healthy postmenopausal women.
    Knapen MH; Drummen NE; Smit E; Vermeer C; Theuwissen E · Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2014
    Randomized trial244 participantsBone Health forVitamin K
  2. Does vitamin K2 play a role in the prevention and treatment of osteoporosis for postmenopausal women: a meta-analysis of randomized controlled trials.
    Huang ZB; Wan SL; Lu YJ; Ning L; Liu C; Fan SW · Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2015
    Meta-analysis6,759 participants19 studies pooledBone Health forVitamin K
  3. Investigating the interrelationship of vitamin K and vitamin D status on bone density: results from the VITamin D and OmegA-3 TriaL.
    Chou SH; Booth SL; Cook NR; Kim E; Kotler G; Fu X; Buring JE; Manson JE; LeBoff MS · JBMR plus · 2026
    Randomized trial771 participantsBone Health forVitamin K
  4. Vitamin K Intake and Atherosclerotic Cardiovascular Disease in the Danish Diet Cancer and Health Study.
    Bellinge JW; Dalgaard F; Murray K; Connolly E; Blekkenhorst LC; Bondonno CP; Lewis JR; Sim M; Croft KD; Gislason G; Torp-Pedersen C; Tjønneland A; Overvad K; Hodgson JM; Schultz C; Bondonno NP · Journal of the American Heart Association · 2021
    Cohort study53,372 participantsCardiovascular Support Heart Health forVitamin K
  5. Association of vitamin K with cardiovascular events and all-cause mortality: a systematic review and meta-analysis.
    Chen HG; Sheng LT; Zhang YB; Cao AL; Lai YW; Kunutsor SK; Jiang L; Pan A · European journal of nutrition · 2020
    Meta-analysis222,592 participants21 studies pooledCardiovascular Support forVitamin K
  6. Circulating uncarboxylated matrix Gla protein, a marker of vitamin K status, as a risk factor of cardiovascular disease.
    van den Heuvel EG; van Schoor NM; Lips P; Magdeleyns EJ; Deeg DJ; Vermeer C; den Heijer M · Maturitas · 2014
    Cohort study577 participantsCardiovascular Support forVitamin K
  7. Vitamin K status, cardiovascular disease, and all-cause mortality: a participant-level meta-analysis of 3 US cohorts.
    Shea MK; Barger K; Booth SL; Matuszek G; Cushman M; Benjamin EJ; Kritchevsky SB; Weiner DE · The American journal of clinical nutrition · 2020
    Meta-analysis3,891 participants3 studies pooledAnti-Aging General Health forVitamin K
  8. Topical Menaquinone‑7 (Vitamin K2, MK-7) as a Mitochondrial Bioenergetic Activator for Skin Anti-Aging: Mechanistic Evidence in Skin Cells and a Randomized Split-Face/Neck Study.
    Huang H; Wei R; Xu C; Liu C; Zhao S; Li Y; Wang M · ACS omega · 2026
    Randomized trial30 participantsAnti-Aging forVitamin K
  9. Vitamin K status and cognitive function in healthy older adults.
    Presse N; Belleville S; Gaudreau P; Greenwood CE; Kergoat MJ; Morais JA; Payette H; Shatenstein B; Ferland G · Neurobiology of aging · 2014
    Cross-sectional study320 participantsAnti-Aging forVitamin K
  10. High dephospho-uncarboxylated matrix Gla protein concentrations, a plasma biomarker of vitamin K, in relation to frailty: the Longitudinal Aging Study Amsterdam.
    Machado-Fragua MD; Hoogendijk EO; Struijk EA; Rodriguez-Artalejo F; Lopez-Garcia E; Beulens JW; van Ballegooijen AJ · European journal of nutrition · 2021
    Cohort study644 participantsAnti-Aging forVitamin K
  11. Vitamin K Concentration and Cognitive Status in Elderly Patients on Anticoagulant Therapy: A Pilot Study.
    Alisi L; Cafolla C; Gentili A; Tartaglione S; Curini R; Cafolla A · Journal of aging research · 2022
    Cross-sectional study85 participantsAnti-Aging forVitamin K
  12. Vitamin K and the prevention of fractures: systematic review and meta-analysis of randomized controlled trials.
    Cockayne S; Adamson J; Lanham-New S; Shearer MJ; Gilbody S; Torgerson DJ · Archives of internal medicine · 2006
    Meta-analysis13 studies pooledBone Health forVitamin K
  13. Effect of combined administration of vitamin D3 and vitamin K2 on bone mineral density of the lumbar spine in postmenopausal women with osteoporosis.
    Iwamoto J; Takeda T; Ichimura S · Journal of orthopaedic science : official journal of the Japanese Orthopaedic Association · 2001
    Randomized trial92 participantsBone Health forVitamin K
  14. Efficacy and safety of vitamin K2 for postmenopausal women with osteoporosis at a long-term follow-up: meta-analysis and systematic review.
    Zhou M; Han S; Zhang W; Wu D · Journal of bone and mineral metabolism · 2022
    Meta-analysis6,853 participants9 studies pooledBone Health forVitamin K
  15. Low-dose vitamin K2 (MK-4) supplementation for 12 months improves bone metabolism and prevents forearm bone loss in postmenopausal Japanese women.
    Koitaya N; Sekiguchi M; Tousen Y; Nishide Y; Morita A; Yamauchi J; Gando Y; Miyachi M; Aoki M; Komatsu M; Watanabe F; Morishita K; Ishimi Y · Journal of bone and mineral metabolism · 2015
    Randomized trial48 participantsBone Health forVitamin K
  16. Menaquinone-7 supplementation improves arterial stiffness in healthy postmenopausal women. A double-blind randomised clinical trial.
    Knapen MH; Braam LA; Drummen NE; Bekers O; Hoeks AP; Vermeer C · Thrombosis and haemostasis · 2016
    Randomized trial244 participantsCardiovascular Support Heart Health forVitamin K
  17. Effects of One-Year Menaquinone-7 Supplementation on Vascular Stiffness and Blood Pressure in Post-Menopausal Women.
    de Vries F; Bittner R; Maresz K; Machuron F; Gåserød O; Jeanne JF; Schurgers LJ · Nutrients · 2025
    Randomized trial165 participantsCardiovascular Support forVitamin K
  18. Dietary Vitamin K1 Intake and Incident Aortic Valve Stenosis.
    Schultz CJ; Dalgaard F; Bellinge JW; Murray K; Sim M; Connolly E; Blekkenhorst LC; Bondonno CP; Lewis JR; Gislason GH; Tjønneland A; Overvad K; Hodgson JM; Bondonno NP · Arteriosclerosis, thrombosis, and vascular biology · 2024
    Cohort study55,545 participantsCardiovascular Support Heart Health forVitamin K
  19. Association between vitamin K1 intake and mortality in the Danish Diet, Cancer, and Health cohort.
    Palmer CR; Bellinge JW; Dalgaard F; Sim M; Murray K; Connolly E; Blekkenhorst LC; Bondonno CP; Croft KD; Gislason G; Tjønneland A; Overvad K; Schultz C; Lewis JR; Hodgson JM; Bondonno NP · European journal of epidemiology · 2021
    Cohort study56,048 participantsCardiovascular Support Heart Health forVitamin K
  20. Dietary vitamin K intake associates with reduced all-cause mortality in non-alcoholic fatty liver disease patients.
    Huang Y; Zhu X; Han L; Hu H · Scientific reports · 2025
    Cohort study7,857 participantsGeneral Health forVitamin K
  21. The Effect of Topical Vitamin K1 on the Treatment of Cetuximab-Induced Skin Rashes in Metastatic Colorectal Cancer Patients.
    Roayaei M; Rezaei M; Najafizade N · Advanced biomedical research · 2024
    Randomized trial49 participantsGeneral Health forVitamin K
  22. Effect of vitamin K on improving post‑kidney transplant outcomes: a meta‑analysis.
    Sun Z; Zhu K; Liang G; Yan F; Chao S; Jia L; Niu Y · Experimental and therapeutic medicine · 2023
    Meta-analysis7 studies pooledGeneral Health forVitamin K
  23. Vitamin K1 intake is associated with lower risk for all-cause and cardiovascular disease mortality in community-dwelling older Australian women.
    Dupuy M; Radavelli-Bagatini S; Zhong L; Dalla Via J; Zhu K; Blekkenhorst LC; Bondonno NP; Linneberg A; Bellinge JW; Schultz C; Courtney W; Prince RL; Hodgson JM; Lewis JR; Sim M · Nutrition, metabolism, and cardiovascular diseases : NMCD · 2024
    Cohort study1,436 participantsGeneral Health forVitamin K
  24. Vitamin D supplementation for cardiometabolic risk markers in pregnant women based on the gestational diabetes mellitus or obesity status : a randomized clinical trial.
    Yin WJ; Wang P; Ma SS; Tao RX; Hu HL; Jiang XM; Zhang Y; Tao FB; Zhu P · European journal of nutrition · 2024
    Randomized trial1,537 participantsHeart Health forVitamin D
  25. Paricalcitol and endothelial function in chronic kidney disease trial.
    Zoccali C; Curatola G; Panuccio V; Tripepi R; Pizzini P; Versace M; Bolignano D; Cutrupi S; Politi R; Tripepi G; Ghiadoni L; Thadhani R; Mallamaci F · Hypertension (Dallas, Tex. : 1979) · 2015
    Randomized trial88 participantsHeart Health forVitamin D
  26. Vitamin D Supplementation, Serum 25(OH)D Concentrations and Cardiovascular Disease Risk Factors: A Systematic Review and Meta-Analysis.
    Mirhosseini N; Rainsbury J; Kimball SM · Frontiers in cardiovascular medicine · 2020
    Meta-analysis81 studies pooledHeart Health forVitamin D
  27. Does vitamin D supplementation modulate metabolic risk factors of cardiovascular disease? A systematic review and meta-analysis of clinical trials.
    Abumweis S; Alqadi S; Al Tarteer A; Alrefai W; Alzoughool F; Jew S; Qudah T · Asia Pacific journal of clinical nutrition · 2026
    Meta-analysis45 studies pooledHeart Health forVitamin D
  28. Comparative Efficacy of Nutraceuticals on Endothelial Function: A Systematic Review and Network Meta-Analysis.
    Norouzzadeh M; Rashedi MH; Mahdavi-Mazdeh G; Kosari A; Shahinfar H · Current atherosclerosis reports · 2026
    Meta-analysisHeart Health forVitamin D
  29. The effect of vitamin K1 on arterial calcification activity in subjects with diabetes mellitus: a post hoc analysis of a double-blind, randomized, placebo-controlled trial.
    Bellinge JW; Francis RJ; Lee SC; Bondonno NP; Sim M; Lewis JR; Watts GF; Schultz CJ · The American journal of clinical nutrition · 2022
    Randomized trial149 participantsHeart Health forVitamin K