A STRONG FOUNDATION

D3 + K2

A strong foundation for your bone-health routine. High-strength vitamin D3, K2 as MK-7 and calcium, for use with professional guidance.*

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    Vitamin D3 — Supports calcium absorption and normal muscle function.*
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    Vitamin K2 — MK-7 form, involved in normal bone metabolism.*
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    Added calcium — 210 mg per one-capsule serving.
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    High strength — 5,000 IU D3 per capsule; review your dose with a clinician.
60 capsules30-day supply at labeled use
YOUR ROUTINE STARTS HERE✳
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Meet your daily essential +

Vitamin D3, K2 as MK-7, and calcium in a high-strength capsule formula for bone-health support.*

Ingredients +

Per one-capsule serving: vitamin D3 (cholecalciferol) 125 mcg (5,000 IU); vitamin K2 (MK-7, as menaquinone) 100 mcg; calcium (as calcium carbonate) 210 mg; BioPerine® black pepper fruit extract 5 mg. Other ingredients: microcrystalline cellulose, hypromellose (vegetable capsule). 60 capsules / 60 one-capsule servings per bottle.

How to use +

Supplier directions: take one (1) capsule twice daily, 20–30 minutes before a meal, or as directed by your healthcare professional. This provides 250 mcg (10,000 IU) vitamin D3 daily. Ask your healthcare professional whether this high-strength formula and serving are appropriate for you before use.

Before you start +

Do not exceed the recommended dose. Consult your healthcare professional before use, especially if taking warfarin or other medication, pregnant, nursing, under 18, or managing a medical condition. Keep out of reach of children. Do not use if the safety seal is damaged or missing. Store in a cool, dry place.

AS SEEN IN

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Illustrative everyday scenes related to D3 + K2
AI-generated lifestyle illustrations.

YOUR EVERYDAY LIFE. A MORE THOUGHTFUL ROUTINE.

Strong Foundations
Support Everyday Movement

Carrying groceries. Climbing the stairs. Staying active for the things you enjoy. Bone and muscle health support the ordinary movements that make independence feel natural.

Vitamin D helps your body absorb calcium, while vitamin K participates in bone-related proteins. The right intake depends on your diet, health and existing supplements—not simply choosing the highest number on a label.

  • Calcium absorption as part of bone health
  • Normal muscle function for everyday movement
  • A full review of your vitamin D intake
  • A serving matched to your individual needs

Each capsule contains 5,000 IU vitamin D3; the supplier’s twice-daily directions provide 10,000 IU, above the usual adult upper limit of 4,000 IU. Use this high-strength formula with medical guidance. Vitamin K can interact with warfarin.

NIH · Vitamin D and appropriate intake ↗

A LITTLE DAYFORM. A DAILY ESSENTIAL.

D3. K2. Calcium.
Know what each brings.

D3 + K2 pairs 125 mcg (5,000 IU) vitamin D3 with 100 mcg K2 as MK-7 and 210 mg calcium per capsule. Vitamin D supports calcium absorption; vitamin K has a role in bone metabolism. This high-strength combination deserves a personalized serving plan.*

D3 for calcium absorption
K2 as MK-7
Calcium included
Vegetable capsules
Choose your D3 + K2 ↗

60 capsules · 30-day supply at labeled use

Three Dayform D3 + K2 packaging concepts
Pouch concept shown; orders ship in bottles.

*Nutritional support is not a treatment for a medical condition. Individual experiences vary.

Build Your Bone-Health Routine Around the Bigger Picture

A closer look at the everyday moments behind your routine.

Illustrative scene: Keep Moving With Purpose
01 · EVERYDAY LIFE

Keep Moving With Purpose

Walking, carrying and gentle resistance work belong in a broader plan for bone and muscle health. Choose activities that fit your abilities and professional recommendations.

Illustrative scene: Look at Your Total Intake
02 · NUTRITION

Look at Your Total Intake

Food, fortified drinks, multivitamins and other supplements can overlap. Knowing your combined intake matters more than considering any one capsule in isolation.

Illustrative scene: Make High Strength an Informed Choice
03 · PERSONAL NEEDS

Make High Strength an Informed Choice

Low vitamin D cannot be diagnosed by how you feel alone. A clinician can assess whether supplementation, testing or a different dose is appropriate for your situation.

Illustrative situations, not a sequence of symptoms or predicted outcomes. Persistent health concerns deserve an appropriate assessment.

What to Expect as D3 + K2 Joins Your Routine

BEFORE YOU BEGIN

Choose the Right Dose

Ask your clinician whether this high-strength formula fits your needs. Review other vitamin D, calcium and vitamin K products at the same time.

  • 5,000 IU vitamin D3 per capsule
  • Professional guidance for high-dose use
AFTER YOUR SERVING

Nutrients Become Available

Digestion allows these nutrients to be absorbed. Vitamin D is then processed in the body before it supports its normal functions.

  • D3, K2 and calcium in one formula
  • Follow your agreed serving plan
WITH APPROPRIATE USE

Support Normal Functions

Vitamin D helps with calcium absorption and muscle function. Vitamin K contributes to bone metabolism. These roles do not guarantee a noticeable day-to-day sensation.*

  • Bone-health nutrition
  • No promised strength or energy timeline
OVER TIME

Review Your Needs

A high-strength routine should stay connected to clinical guidance. Your clinician can advise on monitoring, duration and whether a lower dose is more appropriate.

  • Review your total vitamin D intake
  • Discuss warfarin or other medications

30-Day Returns on Unopened Bottles

Unopened bottles may be returned within 30 days. Damaged or incorrect orders are replaced or refunded.

A guide to using the formula thoughtfully, not a guaranteed timeline of results. NIH · Vitamin D and appropriate intake ↗

WHY DAYFORM?

D3 + K2 vs. Other Brands

Compare the ingredients, the serving and the details that matter to you.

DayformWhat to look forOther brands
✓D3 125 mcg / 5,000 IU per capsuleVitamin D strengthAmounts vary; lower doses are available
✓K2 as MK-7 · 100 mcgVitamin K form and amountMay use another form or omit K
✓Calcium 210 mg per capsuleAdditional mineralsCalcium may be absent
✓Hypromellose capsuleCapsule materialCheck the full ingredient list
✓60 one-capsule servingsServing vs. daily useDaily directions can differ
✓High-strength use needs guidanceFit for your needsCompare dose, not just capsule count

Other brands vary and may offer the same features. This is a label comparison, not evidence of superior results. Concept packaging shown.

High Strength. Clearly Stated.

The product details behind an informed choice.

5,000 IU

Vitamin D3 per capsule

125 mcg; a high-strength amount to review with your clinician.

100 mcg

Vitamin K2

MK-7 form per one-capsule serving.

210 mg

Calcium

Per capsule, as calcium carbonate.

Illustrative everyday wellness scene
AI-generated lifestyle illustration; not a reviewer.
Three Dayform D3 + K2 packaging concepts
Pouch concept shown; orders ship in bottles.
30 Days

Dayform’s Unopened-Bottle Return Policy

Return unopened bottles within 30 days. If your order arrives damaged or incorrect, we’ll replace it or refund it.

  • 30-day returns on unopened bottles
  • Help with damaged or incorrect orders
Choose your D3 + K2 ↗