Longan Qi-Nourishing Calming Tea

What studies say about the key ingredients

Traditional use is not the same as clinical proof. Here is the strongest human research we found for each ingredient, limitations included.

• Astragalus root · Meta-analysis, 8 studies, 750 participants · 2025
  TA-65 was associated with longer leukocyte telomeres compared with controls, but the meta-analysis found no significant improvement in frailty measures or inflammatory markers (CRP/IL-6). Mild gastrointestinal effects were reported.Limitation: Industry-funded trials reported larger effects than others, and the compound is a purified extract at doses not comparable to eating Astragalus root.PubMed 41286474 · 3 more astragalus root studies
• Schisandra berries · Randomized controlled trial · 2021
  Compared with placebo, the extract group had a higher increase in right knee extensor strength (10.2 Nm) and left knee extensor strength (6.7 Nm). No group differences were found in muscle mass, inflammatory or antioxidative markers.Limitation: Small sample over 12 weeks, with an extract dose not comparable to eating the whole berry; muscle mass and blood markers did not differ.PubMed 33710261 · 2 more schisandra berries studies
• Red dates · Meta-analysis, 483 participants · 2025
  Jujube was associated with significantly lower BMI and triglycerides, and lower fasting blood sugar in people with type 2 diabetes. LDL and total cholesterol fell only in some subgroups. HDL, AST and ALT did not change significantly.Limitation: The authors state the overall quality of the evidence is limited, and results varied significantly by dose, treatment duration and disease type.PubMed 40399274 · 3 more red dates studies

From the Nourilo Research Library. Findings come from specific doses, extracts and populations and may not apply to a home-cooked recipe.