‘h’
- halodrol-50 [fast facts]
- haronga
- hartstongue
- hawaiian baby woodrose
- hawthorn
- hazelnut
- heart's ease
- heather
- hedge mustard
- hedge-hyssop
- hemlock
- hemlock water dropwort
- hemp
- hemp agrimony
- hempnettle
- henbane
- henna
- herb paris
- herb robert
- hesperidin
- hexadrone - [fast facts]
- hibiscus sabdariffa
- higenamine
- histidine
- holly
- hollyhock
- holy basil
- homotaurine
- honey
- honeysuckle
- hoodia
- hops
- hordenine
- horny goat weed
- horse chestnut
- horsemint
- horseradish
- horsetail
- hound's tongue
- houseleek
- hu zhang
- humic acid
- huperzine a
- hyacinth bean
- hyaluronic acid
- hydrangea
- hydrazine sulfate
- hydroxymethylbutyrate (hmb)
- hyperimmune egg
- hyssop