I think its best value
Best Naturals Vitamin K2 (MK7) with D3 Supplement Bone and Heart Health (5000 IU Vitamin D3 & 100 mcg Vitamin K2 MK7), 180 Tablets
Best Naturals 100mcg Vitamin K2 (MK7) with 5000IU Vitamin D3 180 Tabs $8.99 + Del ($0 Prime/ $59+) @ Best-Naturals AUS Amazon AU

Last edited 17/06/2025 - 14:20 by 1 other user

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yeah they are selling just K2 for around $20
Hope it is a TGA approved product.
They are talking about 3rd party testing.
Thanks, OP! Bought one and now researching what's vitamin K2 good for.
It helps calcium stays out of your blood and absorb into your bones and teeth.
This has a huge long term benefit as calcium in the blood can cause heart issues and block arteries "artery calcification"
One of the reason Japanese people live longer by eating lots of foods high in K2 like "natto fermented soybean"
Guda is also high in K2 but it's not recommended to eat all the time as cheese is not good for preventing weight gain.I buy Healthy Care Vitamin K2 180mg 50 Capsules.. The above is way better value but i dont want to take 5000ui of D3.. thats heaps
Thanks for the explanation. Would you be able to link me to the K2 you're taking?
5000 IU thats a large amount vs the 1000iu on other brands D3 tablets
good for during winter :-)
Taking that much vitamin D3 daily defeats the heart and arteries health benefit of K2
The main concern of vitamin D toxicity is a buildup of calcium in the blood. This is called hypercalcemia. Hypercalcemia can cause upset stomach and vomiting, weakness, and frequent urination. It also can lead to bone pain and kidney troubles such as kidney stones
If your not low or deficient in Vitamin D3 best not to over do it.. moderation is the key :)
last i checked my Vitamin D levels are 12 with no symptoms. :P, will try it out
Everything that I had read and heard is that there is little downside taking 5k+ UI, and even can go beyond 10k+ without any worries. See this.
10000IUs daily is recommended, idk where you are sourcing your material
This @vid_ghost ☝️
I know discussing supplements can be contentious for some people.
When the opportunity arises, I take the chance to caution someone asking about the risk/benefit analysis of vitamin D. Refer to previous deals and comments.
In short, supratherapeutic vitamin D does promote the deposition of calcium in soft tissue. An important example of this is arterial calcification, which includes the coronary arteries. It increases the risk of heart disease. Amongst other things, hypercalcinosis can also increase the risk of stroke and kidney disease.
It's important to be vitamin D replete, which is defined as a serum level >30, and the recommended is generally considered >50. An optimum level may be ~75, and we caution anyone who is >100 to consider the risks.
With DI recommendations around ~600-800 units daily (variable by age, diet / intestinal absorption, and outdoor activity), and with at least part of this derived from sun exposure and diet, supplementing anything above 1000 units will be supratherapeutic for most people.
I personally supplement with 3000 units weekly in the colder months in SE Aus (~ May - Sept), and stop during the warmer months. I'm titrating my levels around the 70-80 mark, but have noticed on occasions this ballooning out >80 when I've tested at the back-end of summer, and I've been very cautious with how I supplement.
Do refer to peer-reviewed research data and your doctors (don't be too swayed by health and fitness influencers, this includes TikTok, YT shorts, and Reddit, they get pretty wild with vit D, as they can with supplement claims in general).
Source: doctor
@muwu: If 5000IU a week is a safe limit, is 100mcg K2 also sufficient or is it better to get k2 separately? Is it even needed? Most organisations say no but some do say it is inconclusive.
@soan papdi: Whether 5000 units per week is safe will depend on the individual and how the dosing titrates to their serum vitamin D seasonally. I'd suggest up to 1000 units daily is likely to be safe for most people, but check your serum levels and titrate from there.
No, there is no data with statistical power to show any benefit from vitamin K2. Adequate dietary intake of K vitamins is likely sufficient for the vast majority of Australians. There is unlikely to be much risk from supplementing from vitamin K2 (if kept at intake recommendations), so most people will see no harm (except financially). Some people taking anticoagulants like warfarin should definitely consult with their doctors first.
@soan papdi: I've been taking 10,000 IU per day since the start of this year and my blood test last week showed I was on normal/average. I thought I would in the higher percentile. So I would take 5k IU for a few months and see what your vit d levels are and go from there.
@Krayzii: I take 10k iu 3 to 4 times a week and feel better in terms of energy and recovery than same time last year.
But i think whats helped me the most is high dose Vit C 1g daily. Its incredible what it does to your body in terms of immunity and energy. It also helps repair DNA damage (with NMN and TMG.
Also the neuro steroid pregnenolone is an amazing and facinating supplement especially when taken with DHEA. Cant explain exactly but it helps your overcome that tiredness brain fog you get during the day and really improves your short term memory and gets you in REM sleep
5000IU is absolutely crucial for fighters and athletes that work office jobs or WFH during the day and don't get the chance to get sun. Especially during a weight cut prior to a fight, etc. The point of the K2 is to direct the D3 away from the heart and arteries to reduce the risk of as you mentioned, hypercalcemia.
No idea why people would downvote this; you're right. Anybody who doesn't get any sun exposure in a day should be getting 4000-5000iu per day, especially in winter.
Vitamin D deficiency symptoms can be subtle at first until you're dealing with things like fatigue, brain fog, poor sleep, muscle and joint pain, muscle spasms, nerve pain, lower back pain, depression, anxiety and hair loss. It's not uncommon for people to see a lot of different specialists when it was all due to a Vitamin D deficiency that was never tested for.
Incorrect, 1,000 units are sufficient for most of people. Easy to overdose, which is also bad.
@abacus: In Melbourne you'll produce no vitamin D through winter. Sydney isn't much better. The body uses 3000-5000iu per day. Good luck overdosing on 1000iu per day when your body is eating through it's reserves. I remember when the most you could buy in Australia was 400iu per capsule.
It's extremely hard to overdose. Some doctors have treated patients long term with 30,000iu per day for other health issues with magnesium and have not encountered calcium toxicity issues.
You'll also get 20,000iu per day from sun exposure if the UV level is high enough.
@NeedyMeteor: Wow how have humans been living for 200,000 years without vitamin k2 is a total mystery!
Bought 50x
</sarcasm>
Multinational corps are milking you vitamin munchers everyday hahaha
@eddyah: Nope. Have my bloodwork done every quarter as I fight often and need to provide serology, and get my biomarkers done while I'm at it. Was often Vitamin D deficient prior to supplementing 5000IU.
Thank you OP
Got 2. Really good value.
Thanks op
All gone it seems like.
Goneski
Imagine if there was vitamin K3; in other words KKK.
They don't come as pills, but white powder!
LMAO! Hooded bufoons.
Kayak
It is amazing value OP.