Synergistic herbal compositions for immune boosting and respiratory health

An herbal composition comprising:

• 33% to 75% by weight of a first ingredient comprising a reaction product of:
• a Terminalia chebula extract comprising a phytochemical selected from the group consisting of chebulagic acid, chebulinic acid, gallic acid, and a mixture thereof;
• and
• a compound of a metal selected from the group consisting of zinc, magnesium, calcium, and potassium;
• wherein the reaction product comprises a salt, complex, or chelate of the phytochemical and the metal;
• and
• 25% to 67% by weight of a second ingredient comprising an extract of an herb selected from the group consisting of Withania somnifera, Tinospora cordifolia and Andrographis paniculata,
• wherein percentages of the first ingredient and the second ingredient are based on the combined weight of the first ingredient and the second ingredient;
• and
• wherein the first ingredient and the second ingredient act synergistically in a patient in need thereof to cause at least one of the following:
• an increase in IL-2 production;
• a decrease in IL-6 production;
• an increase in interferon-γ production;
• an increase in lymphocyte proliferation;
• an increase in immune cell populations;
• and
• an increase in IgG production.