Vitamin D and Health

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Table 27: England - adults by season of interview (aged 16 years and over) Serum 25-hydroxyvitamin D (nmol/L) Health Survey for England 2010 Summer July - Sept Sex and season of interview* Autumn Oct - Dec Winter Jan - March Spring April – June Mean 60.1 39.4 33.1 45.2 Median 58.5 36.5 27.0 43.0 % below 25 nmol/L 6.9 27.4 42.2 18.2 Bases (unweighted) 998 971 1,557 1,220 *Blood sample taken shortly after interview Table 28: Scotland - adults by season of interview (aged 16 years and over) Scottish Health Survey 2010-2011 combined Sex and season of interview* Plasma 25-hydroxyvitamin D (nmol/L) Summer July - Sept Autumn Oct - Dec Winter Jan - March Spring April – June Mean 51.3 34.9 27.9 36.1 SE 1.9 1.4 1.2 1.3 SD 26.2 19.7 16.9 18.8 % below 25nmol/L 17 32 54 30 95% CI % 12-23 26-39 47-62 25-36 Bases (unweighted) 364 320 413 356 ** Blood sample taken shortly after interview 279
Table 29: English regions by season - adults (aged 16 years and over) Health Survey for England 2010 Summer: July - September Autumn: October - December Winter: January - March Spring: April - June Plasma 25-hydroxyvitamin D (nmol/L) Midlands & North South incl. London South excl. London Midlands & North South incl. London South excl. London Midlands & North South incl. London South excl. London Midlands & North South incl. London South excl. London % below 25 nmol/L 6 7 5 29 26 21 46 38 35 22 14 12 Bases 504 494 391 517 454 344 837 720 570 645 575 469 % below 25 mmol/L in London: Summer 16%; Autumn 47%; Winter 55%; Spring 6% 280
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Vitamin D and Health i 2016
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Contents Preface ..................
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Preface The Scientific Advisory Com
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Adviser (Ultraviolet radiation expo
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Ms Gemma Paramor Lay representative
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Metabolism S.5 Vitamin D is convert
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Two studies reported an increase in
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Recommendations S.35 Serum 25(OH)D
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1.8 The terms of reference were: to
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1.18 In assessing the evidence on v
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there is not absolute correspondenc
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Metabolism Absorption of dietary vi
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UVB ▼ SKIN: ▼ Previtamin D 3
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2.49 A number of studies have repor
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using a bolus dose (I 2 =77%) compa
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2.75 Another RCT 21 (Cashman et al.
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3. Photobiology of vitamin D Ultrav
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Erythema and skin cancer 3.10 Two m
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CIE spectrum for photoconversion of
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Effect of skin pigmentation on skin
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increase in mean serum 25(OH)D conc
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4. Measuring vitamin D exposure (fr
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the authors cautioned care in the i
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24,25(OH) 2 D 3 which can contribut
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5. Relationship between vitamin D e
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latitudes > 49.5 o N or S (which we
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increase 25(OH)D concentrations > 5
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22.5 nmol/L (IQR, 16.8-34.3) in sum
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6.7 Although serum 25(OH)D concentr
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calcium intake, although this is mo
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Evidence considered (Tables 1-5, An
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6.43 Preece et al. (1975) measured
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irths (December-February) in the vi
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large loss to follow-up 45 and, sin
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6.81 A pilot RCT in India (Khadilka
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Evidence considered (Tables 16-18,
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Intervention studies 6.107 A 3-year
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Compared with men in the top quarti
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chair-rising test. Mean baseline se
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heterogeneity among trials for dose
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the 600 µg (24,000 IU) vitamin D 3
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Bone health indices beyond rickets
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Intervention studies 6.177 An RCT i
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maternal serum 25(OH)D concentratio
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Cancers 6.201 Ecological studies ha
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(Gallicchio et al., 2010; Mondul et
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6.226 A systematic review and meta-
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Summary - CVD and hypertension 6.23
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6.251 VDRs are expressed in cells o
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10 nmol/L increase in cord blood 25
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Evidence considered since IOM repor
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difference was not significant (RR=
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6.304 Out of 7 RCTs published subse
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(300 µg/12,000 IU per capsule) for
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serum 25(OH)D concentration in neon
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linked specific VDR gene polymorphi
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factors that affect cancer risk. Ob
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As a result, cut-offs for deficienc
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7.8 The IOM noted the paucity of lo
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years) compared to the placebo grou
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children (n=179) received weekly do
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8. Dietary vitamin D intakes and se
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Food FISH TABLE 1- Vitamin D conten
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Serum/plasma 25(OH)D concentrations
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Serum/plasma 25(OH)D concentration
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9. Review of DRVs for vitamin D Bri
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musculoskeletal health at serum 25(
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Modelling the summer sunshine expos
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9.30 Two possible approaches were c
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FIGURE 8: Relation between serum 25
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UK general population aged under 11
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Summary & conclusions 9.59 The RNI
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10. Overall summary and conclusions
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tight homeostatic control. As a mar
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10.30 Evidence from RCTs suggest th
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Serum/plasma 25(OH)D concentration
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10.53 An RNI of 10 µg/d (400 IU/d)
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11. Recommendations 11.1 Serum 25(O
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References Abnet CC, Chen Y, Chow W
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Beadle PC, Burton JL & Leach JF (19
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Brooke OG, Brown IR, Bone CD, Carte
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Clarke B (2008) Normal bone anatomy
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Diffey BL (2010) Modelling the seas
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Ganji V, Milone C, Cody MM, McCarty
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Heaney RP, Armas LA, Shary JR, Bell
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Javaid MK, Crozier SR, Harvey NC, G
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Lappe J, Cullen D, Haynatzki G, Rec
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Mantell DJ, Owens PE, Bundred NJ, M
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Murad MH, Elamin KB, Abu Elnour NO,
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Pirotta S, Kidgell DJ & Daly RM (20
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one mass, and renal function in the
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Sperati F, Vici P, Maugeri-Sacca M,
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Vervel C, Zeghoud F, Boutignon H, T
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Weisse K, Winkler S, Hirche F, Herb
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Annexes ANNEX (1) SACN working proc
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ANNEX (2) Studies considered in rel
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Cardiovascular disease Table 40 Tab
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Study/year/country Population Ricke
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Table 2: Observational studies on r
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Table 3: Before and after studies o
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Table 4: Case control studies on ri
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Table 5: Intervention studies on ri
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Table 7: Case reports of osteomalac
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Table 9: Cohort studies on associat
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Children and adolescents Table 11:
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Table 13: Intervention studies on e
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Table 16: RCTs on effects of vitami
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Table 22: Meta-analyses of trials o
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Table 24: Prospective studies on as
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Table 25: Meta-analyses of RCTs on
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Table 27: Prospective studies on as
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Table 28: Meta-analyses of RCTs on
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Study Methods Results Author conclu
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NON-MUSCULOSKELETAL HEALTH OUTCOMES
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Table 32: Intervention studies on e
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Table 36: Observational studies on
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Table 38: Meta analyses of RCTs and
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Table 39: Prospective studies on 25
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Study/Country Population Mean follo
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Cardiovascular disease Table 40: Me
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Hypertension Table 42: Meta-analyse
Page 243 and 244: All-cause mortality Table 44: Syste
Page 245 and 246: Immune modulation Table 46: Systema
Page 247 and 248: Table 48: Intervention studies on v
Page 249 and 250: Reference/Country Population Follow
Page 251 and 252: Infectious disease Table 50: Meta-a
Page 253 and 254: Table 51: RCTs on vitamin D supplem
Page 255 and 256: Table 52: Observational studies on
Page 257 and 258: Neuropsychological functioning Tabl
Page 259 and 260: Abbreviations used in studies 25(OH
Page 261 and 262: Table 1: Percentage contribution of
Page 263 and 264: Table 2 (continued) Food group a Me
Page 265 and 266: Table 3 (continued) Food group Age
Page 267 and 268: Table 4 (continued) Food group a Ag
Page 269 and 270: Table 5 (continued) Food group a Na
Page 271 and 272: Table 6: Percentage contribution of
Page 273 and 274: Table 7: Average daily intake of vi
Page 275 and 276: Table 9: Average daily intake of Vi
Page 277 and 278: Table 11: Average daily intake of v
Page 281 and 282: Table 15: Average daily intake of V
Page 285 and 286: Serum/plasma 25(OH)D concentrations
Page 287 and 288: Table 20: UK - Adults and children
Page 289 and 290: Table 22: Northern Ireland - adults
Page 291 and 292: Table 24: England - adults 65 years
Page 293: Table 26: UK - by month blood sampl
Page 297 and 298: Table 33: England - by ethnicity, a
Page 299 and 300: Table 36: Scotland - by Body Mass I
Page 301 and 302: Calcitonin A peptide hormone, produ
Page 303 and 304: Osteoclast Osteocyte Osteoid Osteom
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Vitamin D and Health

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