Витамин К2 MK-7

Витамин К2 MK-7

Название продукта Витамин К2 MK-7
Номер CAS 2124-57-4
Молекулярная формула C₄₆H₆₄O₂
Молекулярная масса 648.99 g/mol
Внешний вид Pale yellow to yellow oil or powder (on carrier)
Анализ (ВЭЖХ) ≥ 98.0%
Потери при сушке ≤ 1,01 TP3T
Остаток после прокаливания ≤ 0,51 TP3T
Тяжелые металлы ≤ 10 ppm

Vitamin K2 MK-7 (Menaquinone-7)

Vitamin K2 MK-7 (Menaquinone-7) is the most bioavailable and longest-acting form of vitamin K2, belonging to the menaquinone family. It is naturally produced by bacterial fermentation and is found in fermented foods such as natto, a traditional Japanese soybean product. MK-7 is distinguished from other vitamin K forms by its longer isoprenoid side chain, which confers superior absorption, extended half-life, and more sustained tissue distribution.

Vitamin K2 serves as an essential cofactor for γ-glutamyl carboxylase, an enzyme responsible for the post-translational carboxylation of specific glutamic acid residues in vitamin K-dependent proteins (VKDPs). These include osteocalcin (involved in bone mineralization) and matrix Gla protein (MGP, a potent inhibitor of vascular calcification). By activating these proteins, vitamin K2 plays a critical role in calcium homeostasis, directing calcium into bone tissue while preventing its deposition in arterial walls.

MK-7 is the preferred form for supplementation due to its once-daily dosing convenience, superior bioavailability, and proven efficacy in clinical studies. It is widely used in bone health, cardiovascular health, and healthy aging formulations.

Функция:

  • Superior bioavailability: Longer side chain enhances absorption and tissue distribution.

  • Extended half-life: Approximately 72 hours, supporting once-daily dosing.

  • Bone health: Activates osteocalcin, promoting bone mineralization.

  • Cardiovascular protection: Activates MGP, inhibiting arterial calcification.

  • Synergistic with vitamin D3: Cooperates in calcium trafficking and utilization.

Связанные темы 

Соединение CAS No. Отношения
Витамин К2 MK-7 2124-57-4 Long-chain menaquinone, most bioavailable
Vitamin K2 MK-4 863-61-6 Short-chain menaquinone, synthetic form
Vitamin K1 (Phylloquinone) 84-80-0 Plant-derived, hepatic clearance
Vitamin K3 (Menadione) 58-27-5 Synthetic precursor, not for direct human use

Технические характеристики

Параметр Технические характеристики
Чистота (ВЭЖХ) ≥ 98.0%
Идентификация UV spectrum conforms to reference
Isomeric Purity (All-trans) ≥ 95.0%
Потери при сушке ≤ 1,01 TP3T
Остаток после прокаливания ≤ 0,51 TP3T
Тяжёлые металлы (в пересчёте на Pb) ≤ 10 ppm
Мышьяк (As) ≤ 1 ppm
Пределы микробиологической безопасности Conforms to USP/EP standards

Поставка

  • Monthly capacity: 50+ kg (pure oil), 1,000+ kg (powder blends)

  • Срок выполнения заказа: 3–5 дней (пробы), 10–15 дней (партии)

  • Документация: COA, MSDS

  • Упаковка: 1 kg, 5 kg, 10 kg, 25 kg (powder on carrier)

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280 Мэйн-стрит, Сиань, провинция Шэньси, Китай

LyvBio Co., Ltd.
Электронная почта: info@lyvbio.com
Веб-сайт: https://www.lyvbio.com

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