Dietary Vitamin K1 intake is associated with lower long-term fracture-related hospitalization risk: the Perth longitudinal study of ageing women†
Food & Function DOI https://doi.org/10.1039/D2FO02494B
Marc Sim, ‡*abc Andre Strydom,‡b Lauren C. Blekkenhorst,abc Nicola P. Bondonno, Rachel McCormick,a Wai H. Lim,be Kun Zhu,bf Elizabeth Byrnes,g Jonathan M. Hodgson,abc Joshua R. Lewis abch and Richard L. Prince abi
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This study examined the association between dietary Vitamin K1 intake with fracture-related hospitalizations over 14.5 years in community-dwelling older Australian women (n = 1373, =70 years). Dietary Vitamin K1 intake at baseline (1998) was estimated using a validated food frequency questionnaire and a new Australian Vitamin K nutrient database, which was supplemented with published data. Over 14.5 years, any fracture (n = 404, 28.3%) and hip fracture (n = 153, 10.7%) related hospitalizations were captured using linked health data. Plasma Vitamin D status (25OHD) and the ratio of undercarboxylated osteocalcin (ucOC) to total osteocalcin (tOC) from serum was assessed at baseline. Estimates of dietary Vitamin K1 intake were supported by a significant inverse association with ucOC : tOC; a marker of Vitamin K status (r = -0.12, p < 0.001).
Compared to women with the lowest Vitamin K1 intake (Quartile 1, <61 µg d-1), women with the highest Vitamin K1 intake (Quartile 4, =99 µg d-1) had lower hazards for
- any fracture- (HR 0.69 95%CI 0.52–0.91, p < 0.001) and
- hip fracture-related hospitalization (HR 0.51 95%CI 0.32–0.79, p < 0.001),
independent of 25OHD levels, as part of multivariable-adjusted analysis.
Spline analysis suggested a nadir in the relative hazard for any fracture-related hospitalizations at a Vitamin K1 intake of approximately 100 µg day-1. For hip fractures, a similar relationship was apparent. Higher dietary Vitamin K1 is associated with lower long-term risk for any fracture- and hip fracture-related hospitalizations in community-dwelling older women.
VitaminDWiki - Overview Vitamin K and Vitamin D contains
Vitamin K2 is similar to D3 in many ways
- Both vitamins were initially confused with its lesser form (D2 ==> D3, K1 ==> K2)
- Both vitamins appear to influence health in large number of ways
- Both vitamins in the body are about 1/10 that of a century ago
Example: Grass-fed beef has a lot more K2, D3, and Magnesium - Need very little of both vitamins: <1 milligram daily
- When Vitamin D3 is increased, it appears that Vitamin K2 should also be increased
- Vitamin K2 understanding and research is about 20 years behind that of Vitamin D3
One of the reasons: [https://www.perplexity.ai/search/is-there-a-vitamin-k2-blood-te-vVTdLPwcTFyi1Z_PM8yvTw|No simple blood test for K2 as of Dec 2024]
VitaminDWiki - 9 studies in both categories Vitamin K and Falls/Fractures
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Hip fractures requiring hospitalization cut in half by Vitamin K1 (100 mcg per day) – Sept 2022
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Bone increased : Stiffness (Vitamin D), Flexibility (Vitamin K2) – Sept 2020
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Vitamin K (any amount and any kind) reduced bone fractures by 24 percent – meta-analysis – May 2019
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Hard bones, soft arteries, rather than vice versa (Vitamin D and Vitamin K) – March 2016
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Low-energy bone fractures far more likely if poor Vitamin K ratio – June 2018
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Bone fracture (low energy) 19X more likely in children if low vitamin K2 - June 2017
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Hip fracture 50 percent more likely if low in both vitamin D and vitamin K1 – Dec 2015
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Hip fractures greatly reduced by sunshine, vitamin D, and vitamin K – meta-analysis Sept 2012
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Low Vitamin D and Vitamin K: brittle bones and hardened arteries – LEF Sept 2010
68+ VitaminDWiki pages with HIP FRACTURE in title
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Items found: 72
Hip fractures requiring hospitalization cut in half by Vitamin K1 (100 mcg per day) – Sept 2022
1351 visitors, last modified 17 Dec, 2022,
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- Hip fractures requiring hospitalization cut in half by Vitamin K1 (100 mcg per day) – Sept 2022
- Bone increased : Stiffness (Vitamin D), Flexibility (Vitamin K2) – Sept 2020
- Vitamin K (any amount and any kind) reduced bone fractures by 24 percent – meta-analysis – May 2019
- Hard bones, soft arteries, rather than vice versa (Vitamin D and Vitamin K) – March 2016
- Low-energy bone fractures far more likely if poor Vitamin K ratio – June 2018
- Bone fracture (low energy) 19X more likely in children if low vitamin K2 - June 2017
- Hip fracture 50 percent more likely if low in both vitamin D and vitamin K1 – Dec 2015
- Hip fractures greatly reduced by sunshine, vitamin D, and vitamin K – meta-analysis Sept 2012
- Low Vitamin D and Vitamin K: brittle bones and hardened arteries – LEF Sept 2010
68+ VitaminDWiki pages with HIP FRACTURE in title
This list is automatically updated
1351 visitors, last modified 17 Dec, 2022, |