Herbs & Botanicals

Yerba Mate (Ilex paraguariensis): Whole-Plant Guide to Traditional Drink, Caffeine, Research & Safety
A guide to Ilex paraguariensis covering yerba mate culture, caffeine, very-hot beverage safety, smoke-drying and PAHs, research and precautions. Read more...
Kola Nut (Cola nitida): Whole-Plant Guide to West African Tradition, Caffeine, Research & Safety
A guide to Cola nitida covering kola nut's West African cultural tradition, current Malvaceae classification, caffeine, theobromine and stimulant safety. Read more...
Guarana (Paullinia cupana): Whole-Plant Guide to Caffeine, Traditional Use, Research & Safety
A guide to Paullinia cupana covering guarana seed, Amazonian tradition, caffeine effects, research and stimulant safety. Read more...
Green Tea (Camellia sinensis): Whole-Plant Guide to Tea, Caffeine, Catechins, Research & Safety
A guide to Camellia sinensis green tea covering caffeine, catechins, tea processing, research, iron absorption and concentrated-extract liver safety. Read more...