Vitamin D in Ireland – 400 IU for child, more than 3,200 IU by prescription only
The Safety of Vitamins and Minerals in Food Supplements – Establishing Tolerable Upper Intake Levels and a Risk Assessment Approach for Products Marketed in Ireland
Report of the Scientific Committee of the Food Safety Authority of Ireland
📄 Download the PDF from VitaminDWiki
Note that Irish children only get 132 IU of Vitamin D (mean)

Note that the Upper Limit of Magnesium is 250 mg in Ireland, yet 450 mg is the recommended amount in most countries

No mention of Omega-3 nor Vitamin K
See also VitaminDWiki
Vitamin D - at least 4,000 IU to achieve 40-60 ng and reduce risk of early death – Holick June 2018
- But Ireland restricts >3,200 IU to being by prescription only
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- Includes errors in EFSA and SACN calculations for Vitamin D
Search for Cashman in VitaminDWiki 643 hits as of June 2018 He is a Vitamin D researcher in Ireland
1,100 IU Vitamin D needed to get most to 20 ng (look at individual not summary data) – April 2018