Latest evidence update: 2023-09-20
Strongest in Study quality (71). Held back by Recency (28).
Solid mix of RCTs with some methodological gaps.
Some independent replication, statistical precision uneven.
Thousands of participants across the literature.
Mixed direction across studies.
Mostly pre-2020 research; updates may be needed.
No quantified outcomes yet. Once we have studies with measurable endpoints, you will see per-outcome magnitude here.
Areas where research points to a consistent direction of effect. The strength of evidence is graded; the size of the effect is not quantified.
Several herbs (apple cider vinegar, cinnamon, curcumin, and fenugreek) could be considered valuable adjuvant therapy for glycemic control in type 2 diabetes patients.
Apple cider vinegar significantly reduces HbA1C in type 2 diabetes patients compared with placebo.
Apple cider vinegar is the most effective herb to reduce fasting blood glucose compared with other herbs studied.
Apple cider vinegar significantly reduces fasting blood glucose in type 2 diabetes patients compared with placebo.
Apple juice and grapefruit juice are not confirmed as risk factors for urinary stone formation.
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