Liquid D and K

Vitamins

Brand: Douglas Laboratories

LiquidOff Market
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Net Contents

1 fl. Oz.; 30 mL

Serving Size

1 mL [1 dropper]

Servings Per Container

Not specified

Supplement Form

Liquid

Bar Code (UPC/SKU)

3 10539 02751 6

Product Version

Not specified

Suggested Use

Suggested Usage: As a dietary supplement; adults take 1 dropper (1 ml) daily or as directed by your healthcare professional.

Market Reference

$12.79 – $82.00· 40 listings
  • Douglas Laboratories Liquid D and K

    boulevardcompounding.com4.8(12)
    $60.99
  • Vit4ever Vitamin D3 & K2

    vitalabo.com
    $40.40
  • Douglas Laboratories Douglas Labs Liquid Vitamin D3

    Supplement First4.8(38)
    $32.00
  • D3 + K2 Liquid

    Lefave Pharmacy & Compounding
    $31.95
  • Liquid with D3 and K

    Meno Clinic
    $39.00
  • Douglas Laboratories Liquid Multivitamin

    boulevardcompounding.com4.2(6)
    $52.99
  • Irwin Naturals High Potency D3 & K2 Complex 60 Liquid Softgels

    CVS Pharmacy4.8(466)
    $16.99
  • Dr. Saadia's Liquid D3 with K2

    IWC Supplement Store4.7(58)
    $26.40

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

  • Capitol Nutrition, Supplements & Vitamins Store

    5.0 (208)

    Vitamin & supplements store

    1108 W Lincoln Hwy, Schererville, IN 46375

  • The Vitamin Shoppe

    4.4 (191)

    Vitamin & supplements store

    1243 Torrence Ave, Calumet City, IL 60409

  • Livit Every Day

    5.0 (4)

    Herbal medicine store

    3232 Ridge Rd suite 1, Lansing, IL 60438

  • GNC

    3.6 (39)

    Vitamin & supplements store

    739 Main St, Schererville, IN 46375

  • Indiana Nutritional Drinks

    4.7 (18)

    Vitamin & supplements store

    819 W Chicago Ave, East Chicago, IN 46312

  • The Vitamin Shoppe

    4.5 (96)

    Vitamin & supplements store

    10343 Indianapolis Blvd Suite 102, Highland, IN 46322

  • Hegewisch Nutrition

    4.9 (213)

    Health food store

    13320 S Baltimore Ave, Chicago, IL 60633

  • Capitol Nutrition & Supplements

    4.9 (203)

    Vitamin & supplements store

    7030 W 159th St, Orland Park, IL 60462

Research & Studies

  • Carboxylation of osteocalcin in post-menopausal osteoporotic women following vitamin K and D supplementation

    AS Douglas, SP Robins, JD Hutchison, RW Porter… - Bone, 1995 - Elsevier

    … laboratory evidence on vitamin D controlling osteocalcin synthesis, stimulated further work. 2"6 In this study, supplements of vitamins K and D were … liquids for vitamin D and vitamin K. …

    1995115 citations
  • Medium doses of daily vitamin D decrease falls and higher doses of daily vitamin D3 increase falls: a randomized clinical trial

    LM Smith, JC Gallagher, C Suiter - The Journal of steroid biochemistry and …, 2017 - Elsevier

    … study (Douglas Labs, … d and if they were not able to increase dietary calcium to those levels, they were given calcium citrate as a supplement (Citracal 200 mg elemental; Bayer Health …

    2017209 citations
  • A Randomized Trial of Vitamin D3 Supplementation in Children: Dose-Response Effects on Vitamin D Metabolites and Calcium Absorption

    RD Lewis, EM Laing, KM Hill Gallant… - The Journal of …, 2013 - academic.oup.com

    … The supplement manufacturer (Douglas Laboratories) … healthy children with 25(OH)D ∼70 nmol/L that vitamin D 3 … Assessment of serum 1,25(OH) 2 D using liquid chromatography–…

    2013118 citations
  • Vitamin K as a diet supplement with impact in human health: current evidence in age-related diseases

    DC Simes, CSB Viegas, N Araújo, C Marreiros - Nutrients, 2020 - mdpi.com

    … novel natural sources of vitamin K and formulations to improve … the use of vitamin K as a health-promoting supplement, which … and direct health consequences of vitamin K deficiency …

    2020234 citations
  • Healthy aging ingredient round-up

    A Richman - Nutraceuticals World, 2015 - go.gale.com

    … of NAD+, a coenzyme vital for the health of mitochondria. He noted that NR also bolsters … function, promotes cardiovascular health by promoting healthy cholesterol levels already in …

    2015
  • Potassium: a frontier in osteoporosis

    W Singh, P Kushwaha - Hormone and Metabolic Research, 2024 - thieme-connect.com

    … The scarcity of RCTs specifically designed to assess the effects of potassium supplementation on bone health limits our ability to make definitive conclusions regarding the causal …

    202423 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2012-06-25. DSLD Label ID: 9503. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.