Key Health Benefits
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Normal Bones: Vitamin D3 contributes to normal absorption and utilisation of calcium, while vitamin K helps maintain normal bones.*
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Heart Health: By supporting normal calcium metabolism in blood vessels, this formula may help maintain arterial flexibility.*
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Immune Support: Vitamin D3 contributes to the normal function of the immune system.*
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Mood and Wellbeing: Adequate vitamin D levels are linked to a balanced mood and overall sense of wellness.*
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Convenient and Pure: Small, easy-to-swallow vegetable capsules free from gluten, GMOs, soya, dairy, and artificial additives.
Discover Peak Performance Advanced — Each serving provides 2000 IU of vitamin D3 – a level that supports healthy blood levels for most adults – alongside a complete vitamin K profile for maximal benefit.
Understanding the Synergy: How D3 and K2 Work Together
The magic lies in the complementary roles of these two nutrients. Vitamin D3 (cholecalciferol) supports the production of calcium-binding proteins in the gut, enhancing calcium absorption. Vitamin K2 then activates two key proteins: osteocalcin, which helps bind calcium to the bone matrix, and matrix GLA protein (MGP), which helps prevent calcium from depositing in blood vessels. This dynamic duo helps maintain a healthy calcium balance, supporting both skeletal strength and arterial flexibility.*
The inclusion of K1 (phylloquinone) adds another layer – K1 is essential for normal blood clotting and also contributes to bone health. The two forms of K2 – MK-4 (short-acting) and MK-7 (long-acting) – provide both immediate and sustained support. MK-7 is derived from natto and has a longer half-life, making it particularly effective for maintaining steady levels throughout the day.
What to Look For in a D3 plus K2 Supplement
Not all combinations are created equal. The ideal formula includes an effective dose of D3 (1000–5000 IU per serving) and a meaningful amount of K2, preferably as MK-7 (45–100 mcg) for sustained activity. Peak Performance delivers 2000 IU of D3 and a full spectrum of vitamin K – including both MK-4 and MK-7 – ensuring you receive both rapid and prolonged support. The capsules are vegetable-based, making them suitable for vegetarians and those with dietary restrictions.
Additionally, the product is manufactured in the USA under strict GMP regulations and is third-party tested for purity and potency. It avoids common allergens like gluten, soya, and dairy, and contains no artificial colours or preservatives. A unique bonus: each purchase helps provide a child with vitamins for a full year through Vitamin Angels – a meaningful way to give back.
Why Take Vitamin D3 and K2 Together?
Vitamin D3 and K2 are a powerhouse duo that work in synergy to optimise your health. D3 helps your body absorb calcium from food, while K2 directs that calcium to where it belongs – your bones and teeth – and away from soft tissues like arteries. Many supplements provide only D3, missing the crucial guidance of K2. Peak Performance combines D3 with all three types of vitamin K (K1, MK-4, and MK-7) to ensure comprehensive calcium utilisation and support for normal bones, a healthy heart, and a robust immune system.*
Frequently Asked Questions
Can I take this if I’m on blood thinners? If you are taking anticoagulants like warfarin, consult your health care provider before using vitamin K supplements, as vitamin K can interfere with medication.
What is the best time to take it? Take with a meal that contains fat – such as breakfast or lunch – to enhance absorption of fat-soluble D3 and K2.
How long does one bottle last? With 60 capsules and a recommended serving of one per day, it provides a two-month supply.
Can I take it with other supplements? Yes, it pairs well with magnesium and calcium, but always follow label instructions and consult a professional if you have specific health concerns.
Recommended Dosage
Adults take one (1) vegetable capsule daily with a meal, or as directed by a health care professional. Do not exceed the recommended dose. Food supplements should not be used as a substitute for a varied diet and healthy lifestyle. If you are pregnant, nursing, or have a medical condition, consult your doctor before uses.
* These statements have been evaluated by the European Food Safety Authority. This product is a food supplement, not a medicine. Always read the label and follow directions for uses.