Product Image

Ancient Nutrients Vitamin D

4.8
★ ★ ★ ★ ★
(407 ratings)
Vitamin K 90 mcg
Product Image
Score61
Relevant K2 and vitamin D amounts are undermined by an unspecified D form and an opaque herb blend. High vitamin D makes unsupervised long-term use difficult to justify.
How scoring works
Capsule
Quantity:60 Capsule(s) • (60 servings)
Goals:
Heart Health
Bone Health
Cardiovascular Support

Score 61

Relevant K2 and vitamin D amounts are undermined by an unspecified D form and an opaque herb blend. High vitamin D makes unsupervised long-term use difficult to justify.
How scoring works
$25.46($0.42 per serving)
Vitacost
$ 28.03
iHerb
$ 25.46
Pure Formulas
$ 25.46
Daily Vita
$ 25.46
BodyBuilding.com
$ 29.95
Vitacost
$ 27.99
Report prices

Analysis

The capsule pairs 90 mcg of MK-7 with 125 mcg of vitamin D. Those nutrients address complementary calcium-regulation and bone pathways when their forms and total intake are appropriate.

The label does not identify whether vitamin D is D2 or D3, and it hides 627 mg of herbs in a single blend. Missing individual botanicals and doses prevent meaningful assessment of effectiveness, allergies, and medicine interactions.

Vitamin D reaches a high daily amount that exceeds the usual adult upper intake level. The product is a poor choice without the complete herb list and professional review of total vitamin D exposure.

Who is it for
  • Adults using it only after reviewing the full blend
  • People with clinician-guided high-dose vitamin D needs
  • Users seeking MK-7 with vitamin D
Best for
  • Clinician-reviewed bone nutrient support
  • MK-7 paired with high-dose vitamin D
  • Users with access to full blend disclosure

Pros

  • Provides 90 mcg of MK-7
  • Combines vitamin D with vitamin K2
  • Requires one capsule daily
  • Uses a focused mineral-regulation concept

Cons

  • Does not identify the vitamin D form
  • Hides 627 mg of herbs in a blend
  • Vitamin D is high for routine use
  • Blend interactions and allergens cannot be assessed

Warnings

  • The 125 mcg vitamin D amount exceeds the usual adult daily upper intake level, so total intake and blood levels should be clinically reviewed.
  • Vitamin K2 can oppose warfarin and related vitamin K antagonists.
  • The opaque herb blend prevents a complete allergy and medicine-interaction review.

Nutrient quality

68 High impact

Menaquinone-7 is a useful vitamin K2 form, while the vitamin D form is unspecified. The vitamin amounts are meaningful, but the herbal blend components cannot be assessed.

Ingredient transparency

52 Moderate impact

Vitamin amounts are clear, but the traditional-herb blend components and doses are not. Inactive capsule ingredients are not supplied.

Customer satisfaction

70 High impact

The supplied average indicates very strong aggregate satisfaction. No detailed experience reports are available to identify repeated complaints or confirm perceived benefits.

Value for money

56 Moderate impact

Useful vitamins support some value, but the hidden blend weakens formula quality. Serving value appears moderate for a partly undisclosed formula.

Report analysis

Goals

Heart Health
Heart Health
Impact
Highest effect
A- Goal FitA Strength of SupportB- CoverageB- Formula Quality
Vitamin K · 90 mcgVitamin D · 125 mcg

Vitamin K2 as MK-7 and vitamin D form a strong arterial-calcium management pair. Their relevance is foundational and long-term rather than an acute circulation effect.

The K2 amount is meaningful, while the vitamin D amount is high and the traditional blend is opaque. MK-7 can counter vitamin K antagonist medicines such as warfarin, and 125 mcg of vitamin D may be more than routine maintenance requires.

Study evidence
Vitamin D Mixed 164 studies
Vitamin K Mixed 62 studies
Bone Health
Bone Health
Impact
High effect
A Goal FitA- Strength of SupportC+ CoverageD+ Formula Quality
Vitamin K · 90 mcgVitamin D · 125 mcg

High-dose vitamin D with MK-7 directly supports calcium absorption and placement in bone. The vitamin pairing is strongly relevant, though the product supplies no calcium or collagen.

The vitamin K2 form and amount are clear, while the vitamin D form is not specified beyond its name. The 125 mcg vitamin D amount is high for routine use, and the undisclosed traditional blend prevents a full safety assessment.

Study evidence
Vitamin D Supportive 202 studies
Vitamin K Supportive 78 studies
Cardiovascular Support
Cardiovascular Support
Impact
High effect
B+ Goal FitA Strength of SupportC CoverageC+ Formula Quality
Vitamin K · 90 mcgVitamin D · 125 mcg

Vitamin D and MK-7 vitamin K2 support calcium handling and vascular health. The large traditional-herbal blend is not transparent enough to add dependable cardiovascular value.

Both vitamins are meaningfully dosed, although the vitamin D form is not specified. MK-7 can reduce warfarin’s effect, so intake must remain consistent and medically managed with vitamin K antagonists.

Study evidence
Vitamin D Mixed 170 studies
Vitamin K Supportive 40 studies

Ingredients

IngredientAmount per serving
Vitamin D
125 mcg
Vitamin K (Menaquinone-7)
 90 mcg
Ancient Nutrients TCM Blend
627 mg
Adults 18–50
Report overview
Vitamin K (Menaquinone-7) · 90 mcg OverallScore83
C+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyB+ Value

MK-7 provides the preferred vitamin K form, though its generic source is not branded or all-trans verified. The dry capsule lacks stated fat-meal guidance, limiting absorption support. The MK-7 amount is well aligned with the clinical target range; the clinical amount and included vitamin D provide good value.

View ingredientView products
Loading alternative details
87 Performance

Vitamin K2 100 mcg

SR Sports Research
<p>The formula provides 100 mcg of Vitamin K2 (Menaquinone-7), which may be a better fit than the original’s 90 mcg of Vitamin K (Menaquinone-7), 125 mcg of Vitamin D, and 627 mg of Ancient Nutrients TCM Blend when its specific vitamin K form and companion nutrients are preferred. Vitamin K may interfere with warfarin-type anticoagulants, so people using them need clinician-directed intake.</p>
86 Performance

Vitamin K2 MK-7 (Menaquinone-7) 90 mcg

Carlson
<p>The formula provides 90 mcg of Vitamin K2 (Menaquinone-7), which may be a better fit than the original’s 90 mcg of Vitamin K (Menaquinone-7), 125 mcg of Vitamin D, and 627 mg of Ancient Nutrients TCM Blend when its specific vitamin K form and companion nutrients are preferred. Vitamin K may interfere with warfarin-type anticoagulants, so people using them need clinician-directed intake.</p>
87 Performance

Vitamin K2 as MK-7 100 mcg

Healthy Origins
<p>The formula provides 100 mcg of Vitamin K2 (Menaquinone-7), which may be a better fit than the original’s 90 mcg of Vitamin K (Menaquinone-7), 125 mcg of Vitamin D, and 627 mg of Ancient Nutrients TCM Blend when its specific vitamin K form and companion nutrients are preferred. Vitamin K may interfere with warfarin-type anticoagulants, so people using them need clinician-directed intake.</p>
88 Budget

Vitamin K2 MK-7 100 mcg

Nutricost
<p>At a lower recurring cost, the formula provides 100 mcg of Vitamin K (Menaquinone-7), making it a practical budget alternative to the original’s 90 mcg of Vitamin K (Menaquinone-7), 125 mcg of Vitamin D, and 627 mg of Ancient Nutrients TCM Blend. Vitamin K may interfere with warfarin-type anticoagulants, so people using them need clinician-directed intake.</p>
87 Budget

MK-7 Vitamin K-2 100 mcg

NOW
<p>At a lower recurring cost, the formula provides 100 mcg of Vitamin K2 (Menaquinone-7), making it a practical budget alternative to the original’s 90 mcg of Vitamin K (Menaquinone-7), 125 mcg of Vitamin D, and 627 mg of Ancient Nutrients TCM Blend. Vitamin K may interfere with warfarin-type anticoagulants, so people using them need clinician-directed intake.</p>
85 Budget

Vitamin K2 MenaQ7 100 mcg

AN Amazing Nutrition Amazing Formulas
<p>At a lower recurring cost, the formula provides 100 mcg of Vitamin K2 (Natto), making it a practical budget alternative to the original’s 90 mcg of Vitamin K (Menaquinone-7), 125 mcg of Vitamin D, and 627 mg of Ancient Nutrients TCM Blend. Vitamin K may interfere with warfarin-type anticoagulants, so people using them need clinician-directed intake.</p>
86 Value

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

NaturesPlus
<p>The formula combines 120 mcg of Vitamin K2 (Menaquinone-7) and 62.50 mcg of Vitamin D3 (Cholecalciferol) with favorable serving value, which may offer a better quality-to-cost balance than the original’s 90 mcg of Vitamin K (Menaquinone-7), 125 mcg of Vitamin D, and 627 mg of Ancient Nutrients TCM Blend. Vitamin K may interfere with warfarin-type anticoagulants, so people using them need clinician-directed intake.</p>
87 Value

MK-7 Vitamin K-2 100 mcg

NOW
<p>The formula combines 100 mcg of Vitamin K-2 (Menaquinone-7) with favorable serving value, which may offer a better quality-to-cost balance than the original’s 90 mcg of Vitamin K (Menaquinone-7), 125 mcg of Vitamin D, and 627 mg of Ancient Nutrients TCM Blend. Vitamin K may interfere with warfarin-type anticoagulants, so people using them need clinician-directed intake.</p>
86 Value

Vitamin K2 100 mcg + Vitamin D3 125 mcg

Nutricost
<p>The formula combines 100 mcg of Vitamin K (Menaquinone-7) and 125 mcg of Vitamin D (Cholecalciferol) with favorable serving value, which may offer a better quality-to-cost balance than the original’s 90 mcg of Vitamin K (Menaquinone-7), 125 mcg of Vitamin D, and 627 mg of Ancient Nutrients TCM Blend. The high vitamin D amount warrants attention to total intake, and vitamin K may interfere with 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. 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
  3. 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
  4. Pregnancy vitamin D supplementation and offspring bone mineral density in childhood follow-up of a randomized controlled trial.
    Moon RJ; D' Angelo S; Curtis EM; Ward KA; Crozier SR; Schoenmakers I; Javaid MK; Bishop NJ; Godfrey KM; Cooper C; Harvey NC; MAVIDOS Trial Group · The American journal of clinical nutrition · 2024
    Randomized trial454 participantsBone Health forVitamin D
  5. Vitamin D analogs and bone: preclinical and clinical studies with eldecalcitol.
    Matsumoto T; Takano T; Saito H; Takahashi F · BoneKEy reports · 2014
    Narrative reviewBone Health forVitamin D
  6. Efficacy of vitamin D fortified foods on bone mineral density and serum bone biomarkers: A systematic review and meta-analysis of interventional studies.
    Tangestani H; Djafarian K; Emamat H; Arabzadegan N; Shab-Bidar S · Critical reviews in food science and nutrition · 2020
    Meta-analysis1,786 participants20 studies pooledBone Health forVitamin D
  7. Cholecalciferol Supplementation Attenuates Bone Loss in Incident Kidney Transplant Recipients: A Prespecified Secondary Endpoint Analysis of a Randomized Controlled Trial.
    Tsujita M; Doi Y; Obi Y; Hamano T; Tomosugi T; Futamura K; Okada M; Hiramitsu T; Goto N; Isaka Y; Takeda A; Narumi S; Watarai Y · Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2022
    Randomized trial193 participantsBone Health forVitamin D
  8. Vitamin D supplementation and bone health in post-menopausal women: a 24-month randomized controlled intervention with enhanced bioavailability formulations.
    Rasool N; Munir Y · European journal of clinical nutrition · 2026
    Randomized trial612 participantsBone Health forVitamin D
  9. 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
  10. 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
  11. 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
  12. 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-analysisCardiovascular Support Heart Health forVitamin D
  13. A Randomized Trial of Vitamin D Supplementation on Vascular Function in CKD.
    Kumar V; Yadav AK; Lal A; Kumar V; Singhal M; Billot L; Gupta KL; Banerjee D; Jha V · Journal of the American Society of Nephrology : JASN · 2017
    Randomized trial120 participantsCardiovascular Support forVitamin D
  14. Randomized, placebo-controlled, double-blind clinical trial on the contributions of vitamin D in the control of cardiovascular risk factors, depressive symptoms and suicide risk.
    Porto C; Petribu K; Barbosa N; Magalhães R; Lira C; Porto AB; Markman-Filho B; Lordsleem A; Calado E; Magalhães J; Sougey E; Silva T; Junio A; Bandeira F; Leão R · American heart journal plus : cardiology research and practice · 2025
    Randomized trial224 participantsCardiovascular Support forVitamin D
  15. Dose responses of vitamin D3 supplementation on arterial stiffness in overweight African Americans with vitamin D deficiency: A placebo controlled randomized trial.
    Raed A; Bhagatwala J; Zhu H; Pollock NK; Parikh SJ; Huang Y; Havens R; Kotak I; Guo DH; Dong Y · PloS one · 2017
    Randomized trial70 participantsCardiovascular Support forVitamin D
  16. 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 participantsCardiovascular Support Heart Health forVitamin D
  17. 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
  18. 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
  19. 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
  20. 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
  21. 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
  22. 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
  23. 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
  24. 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
  25. 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