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Allergy Research Group Full Spectrum Vitamin K – K1, MK-4, MK-7 plus A, C, D3, 90 Softgels

$143.81

Dresses Size Chart

Dress Size Chart (Inch)
DRESSES
SIZE IN INCHES
SIZE US / CAN BUST WAIST HIPS
XS 0 31"-32" 24"-25" 34"-35"
S 2-4 33"-34" 26"-27" 36"-37"
M 6-8 35"-36" 28"-29" 38"-39"
L 10-12 37"-39" 30"-32" 40"-42"
XL 14 40"-42" 33"-35" 43"-45"
Dress Size Chart (cm)
DRESSES
SIZE IN CM
SIZE US / CAN BUST WAIST HIPS
XS 0 78.7-81.2 60.9-63.5 86.3-88.9
S 2-4 83.8-86.3 66-68.5 91.4-93.9
M 6-8 88.9-91.4 71.1-73.6 96.5-99
L 10-12 93.9-99 76.2-81.2 101.6-106.6
XL 14 101.6-106.6 81.2-88.9 109.2-114.3

Swimwear Size Chart

Dress Size Chart (Inch)
SWIMWEAR
SIZE IN INCHES
SIZE US / CAN BUST WAIST HIPS
XS 0 31"-32" 24"-25" 33"-34"
S 2 33"-34" 26"-27" 35"-37"
M 4 35"-36" 28"-29" 37"-38"
L 6 37"-39" 30"-32" 39"-41"
XL 8 40"-42" 33"-35" 42"-44"

Shoes Size Chart

US EURO UK AUS JAPAN CHINA
5 35-36 3 3.5 21.5 35
5.5 36 3.5 4 22 35.5
6 36-37 4 4.5 22.5 36
6.5 37 4.5 5 23 36.5
7 37-38 5 5.5 23.5 37
7.5 38 5.5 6 24 37.5
8 38-39 6 6.5 24.5 38
8.5 39 6.5 7 25 38.5
9 39-40 7 7.5 25.5 39
9.5 40 7.5 8 26 39.5
10 40-41 8 8.5 26.5 40
11 41-42 9 9.5 27.5 41

Delivery

Orders are generally processed within 1–3 business days. Standard delivery to addresses in Canada usually takes approximately 5–15 business days after dispatch.

Tracking information will be sent by email when it becomes available. Delivery times are estimates and may be affected by carrier delays, customs, severe weather or circumstances outside our control.

  • Prices are displayed in Canadian dollars.
  • Applicable taxes and shipping charges are calculated at checkout.
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Returns & Refunds

Return requests must be submitted within 30 days of delivery. Vitamins, supplements and other health-related products must be unused, unopened, sealed and returned in their original packaging.

Opened or used products cannot be returned for health and safety reasons, unless the item arrived damaged, defective or incorrect. Damaged, defective or incorrect items should be reported within 48 hours of delivery.

Customers are responsible for return shipping costs for unwanted or change-of-mind returns. A restocking fee of up to 20% may apply where permitted. Original shipping charges are non-refundable unless the return results from an error on our part.

Refunds are issued to the original payment method after the returned item has been received and inspected. Please allow up to 7 business days for the refund to be processed.

Approved Return Address
Fullfillonus #1202
1128 Lexington Ave, Bldg 4 E
Rochester, New York 14606
United States
Please contact us before sending a return. Returns sent without prior authorization may be delayed, rejected or returned to the sender.

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Vitamin4CA.com is operated by Cloverlight LLC.

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Allergy Research Group Full Spectrum Vitamin K – K1, MK-4, MK-7 plus A, C, D3, 90 Softgels

Allergy Research Group Full Spectrum Vitamin K – K1, MK-4, MK-7 plus A, C, D3, 90 Softgels

$143.81

Health Benefits of Full Spectrum Vitamin K

Discover Allergy Research Group — Full Spectrum Vitamin K combines three active forms of vitamin K with vitamins A, C, and D3 to support your bones and circulatory system. This blend promotes healthy calcium metabolism and helps maintain arterial flexibility. Each form contributes uniquely: K1 supports normal blood clotting, MK-4 aids cellular health, and MK-7 provides sustained activity for daily calcium management.

  • Bone Metabolism: Vitamin K activates osteocalcin, a protein that binds calcium to the bone matrix, helping maintain bone density and strength.
  • Circulatory Function: It assists in regulating calcium within blood vessels, supporting arterial flexibility and normal blood flow.
  • Synergistic Nutrient Support: Vitamins A, C, and D3 work alongside vitamin K to support tissue maintenance, immune function, and antioxidant protection.

This product may not be suitable for everyone. Always read and follow the label. Keep out of reach of children. Consult a health-care practitioner if symptoms persist.

What Is Full Spectrum Vitamin K?

Full Spectrum Vitamin K from Allergy Research Group delivers three biologically active vitamin K forms: phylloquinone (K1), menaquinone-4 (MK-4), and menaquinone-7 (MK-7). Unlike single-form supplements, this complete spectrum ensures both short-acting K1 and longer-lasting MK-7 are provided alongside MK-4, which plays a unique role in tissue health. Each softgel also contains vitamins A, C, and D3 to enhance absorption and utilisation.

Vitamin K1 vs. MK-4 vs. MK-7: Understanding the Differences

Vitamin K is a family of compounds with distinct roles. K1 (phylloquinone) is mainly involved in blood clotting and has a short half-life. MK-4 (menaquinone-4) supports bone and vascular health, while MK-7 (menaquinone-7) from bacterial fermentation remains active longer, offering sustained calcium metabolism support. Combining all three provides a more complete approach than products with only K1 or K2.

Why Our Blend Includes Vitamins A, C, and D3

Vitamin K works best with other fat-soluble vitamins. D3 promotes calcium absorption, A supports cell differentiation and tissue health, and C acts as an antioxidant and is involved in collagen synthesis for bone and vascular integrity. This comprehensive blend ensures your body has the cofactors to use vitamin K efficiently. The softgels are free from common allergens like gluten, dairy, corn, nuts, and shellfish.

How to Use Full Spectrum Vitamin K

Take one softgel daily with a meal containing fat for optimal absorption. Each bottle provides 90 softgels – a three-month supply. The balanced dose of each vitamin K form supports optimal uptake. Always consult a health-care professional before starting any new supplement, especially if you are on blood-thinning medication or have a medical condition.

Potential Side Effects and Interactions

Full Spectrum Vitamin K is generally well tolerated when taken as directed. However, if you are on anticoagulant therapy (e.g., warfarin), consult your physician before use, as vitamin K can interfere with these medications. No serious side effects are expected, but mild digestive upset may occur. Vitamin K toxicity is rare due to efficient metabolism. If you experience any adverse reactions, discontinue use and seek medical advice.

Frequently Asked Questions

Who should take Full Spectrum Vitamin K?

This supplement is ideal for adults who want to support bone health, maintain circulatory function, or ensure adequate intake of all vitamin K forms, especially if dietary sources are insufficient.

Can I take this with other supplements?

Yes, it can be taken with other fat-soluble vitamins and minerals. However, avoid high doses of vitamin E at the same time, as it may interfere with vitamin K absorption.

Is this product suitable for vegans?

The softgels are not labelled as vegan; check the packaging for gelatin content. The vitamins themselves are synthetic or plant-derived.

This product is manufactured in a facility that complies with Health Canada's Natural Health Product regulations. These statements have not been evaluated by Health Canada. This product is not intended to diagnose, treat, , or prevent any disease.

Important Information

Things You Need to Know

Your payment and personal information are protected using industry-standard SSL encryption, and all payments are securely processed through Shopify-approved payment providers. Prices are displayed in Canadian dollars, and applicable taxes are calculated at checkout.

Orders are generally processed within 1–3 business days. Standard delivery to Canada usually takes 5–15 business days after dispatch. Delivery times are estimates and may be affected by carrier delays, customs processing, weather conditions or other circumstances outside our control. Tracking information will be provided when available.

Return requests must be submitted within 30 days of delivery. Vitamins, supplements and health products must be unused, unopened, sealed and returned in their original packaging. Opened products cannot be returned unless they were delivered damaged, defective or incorrect.

Customers are responsible for return shipping costs for unwanted or change-of-mind returns, and a restocking fee of up to 20% may apply. Damaged, defective or incorrect items must be reported within 48 hours of delivery and may qualify for a replacement or full refund.

Refunds are issued to the original payment method after the returned item has been received and inspected. Refund processing may take up to 7 business days. Before returning any product, please contact our customer support team for return authorization. Returns sent without prior approval may be delayed or rejected.

Approved returns must be sent to:

Return Address Fullfillonus #1202
1128 Lexington Ave, Bldg 4 E
Rochester, New York 14606
United States

Refused or unclaimed shipments may only be refunded after they are returned and inspected. Original shipping charges, return shipping costs, customs fees and carrier charges may be deducted from the refund where applicable.

Vitamin4CA.com is operated by Cloverlight LLC.

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