What do systematic reviews say?

Dietary advice vs dietary advice plus oral nutritional supplements

Dietary advice showed no clear difference in mortality compared with dietary advice plus oral nutritional supplements (low certainty).

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  RR 0.92 [0.47, 1.8]
  10 studies · 777 participants
  Low

Dietary advice vs no advice

Dietary advice showed no clear difference in mortality compared with no advice (low certainty).

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  RR 0.87 [0.26, 2.96]
  7 studies · 574 participants
  Low

Dietary advice plus supplements vs no dietary advice plus no supplements

Dietary advice plus supplements showed no clear difference in mortality compared with no dietary advice plus no supplements (low certainty).

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  RR 0.91 [0.55, 1.52]
  7 studies · 797 participants
  Low

Low‐GI dietary advice vs moderate‐ to high‐GI dietary advice (child outcomes)

• Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Low‐GI dietary advice vs moderate‐ to high‐GI dietary advice (child outcomes)

• Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Dietary advice vs oral nutritional supplements

Dietary advice showed no clear difference in mortality compared with oral nutritional supplements (low certainty).

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  RR 0.66 [0.34, 1.26]
  8 studies · 576 participants
  Low

Dietary advice plus supplements vs no advice

Dietary advice plus supplements if required showed no clear difference in mortality compared with no advice (low certainty).

• Dietary advice with or without oral nutritional supplements for disease‐related malnutrition in adults 2021 · Cochrane Headline outcomes only
  RR 0.82 [0.58, 1.16]
  15 studies · 1261 participants
  Low

Dietary advice vs standard‐of‐care therapy

• Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 159 participants
  Very low

Dietary advice vs standard‐of‐care therapy

• Dietary advice interventions in pregnancy for preventing gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (neonatal/child/adulthood outcomes)

The review found no eligible studies for this question.

• Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Summary of findings: Energy‐restricted diet vs no energy‐restricted diet (maternal outcomes)

• Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 423 participants
  Low

Summary of findings: Low‐moderate GI diet vs moderate‐high GI diet (neonatal/child/adulthood outcomes)

The review found no eligible studies for this question.

• Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Summary of findings: Energy‐restricted diet vs no energy‐restricted diet (maternal outcomes)

The review found no eligible studies for this question.

• Different types of dietary advice for women with gestational diabetes mellitus 2017 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found