Arum palaestinum

4 links

• PubMed27125594 (opens in a new tab)
• BMC Complementary and Alternative Medicines12906-015-0774-5 (opens in a new tab)
• ResearchGatePublication 322459576 (opens in a new tab)
• ScienceDirectS2221169115001859 (opens in a new tab)

Astragalus

7 links

• PubMed CentralPMC6270929 (opens in a new tab)
• SAGE Journals10.1177/1534735403256419 (opens in a new tab)
• PubMed28830214 (opens in a new tab)
• PubMed31975996 (opens in a new tab)
• Alternative Medicine ReviewVol. 8(1), p. 72 (PDF) (opens in a new tab)
• PubMed32608134 (opens in a new tab)
• PubMed30772802 (opens in a new tab)

Echinacea

6 links

• PubMed16678640 (opens in a new tab)
• PubMed CentralPMC6278270 (PDF) (opens in a new tab)
• Health CanadaMonograph 80 (opens in a new tab)
• PubMed CentralPMC3205674 (opens in a new tab)
• PubMed29749084 (opens in a new tab)
• PubMed31126553 (opens in a new tab)

Elderberry

6 links

• PubMed30670267 (opens in a new tab)
• PubMed CentralPMC4848651 (opens in a new tab)
• PubMed CentralPMC8026097 (opens in a new tab)
• J-STAGEBiosci. Biotechnol. Biochem. 76(9) (opens in a new tab)
• PubMed33827515 (opens in a new tab)
• PubMed22972323 (opens in a new tab)

Milk thistle

2 links

• PubMed30080294 (opens in a new tab)
• PubMed31069872 (opens in a new tab)

Nigella sativa

4 links

• PubMed23646296 (opens in a new tab)
• PubMed28236403 (opens in a new tab)
• PubMed26366755 (opens in a new tab)
• PubMed33047412 (opens in a new tab)

Peganum harmala

5 links

• PubMed CentralPMC3841998 (opens in a new tab)
• PubMed28478808 (opens in a new tab)
• PubMed27004568 (opens in a new tab)
• PubMed26678950 (opens in a new tab)
• PubMed27190643 (opens in a new tab)

Turmeric

6 links

• PubMed CentralPMC5649612 (opens in a new tab)
• PubMed CentralPMC5610853 (opens in a new tab)
• PubMed CentralPMC5476315 (opens in a new tab)
• PubMed CentralPMC5452995 (opens in a new tab)
• PubMed CentralPMC3857752 (opens in a new tab)
• PubMed CentralPMC5637251 (opens in a new tab)

Vitamin C

5 links

• NIH Office of Dietary SupplementsVitamin C fact sheet (opens in a new tab)
• NCBI BookshelfNBK499877 (opens in a new tab)
• PubMed CentralPMC5820975 (opens in a new tab)
• PubMed CentralPMC5871772 (opens in a new tab)
• PubMed29724526 (opens in a new tab)

Garlic

4 links

• PubMed CentralPMC3915757 (opens in a new tab)
• PubMed28935151 (opens in a new tab)
• Indian Journal of Cancer2014;51(4):577 (opens in a new tab)
• PubMed28501767 (opens in a new tab)

Beta-sitosterol

2 links

• PubMed29221711 (opens in a new tab)
• PubMed26473555 (opens in a new tab)

Vanillin

4 links

• PubMed29790745 (opens in a new tab)
• PubMed29502118 (opens in a new tab)
• PubMed29216766 (opens in a new tab)
• PubMed29118444 (opens in a new tab)