Ha-Hz
HHa-Hz
- Haronga
- Hartstongue
- Hawaiian Baby Woodrose
- Hawthorn
- Hazelnut
- Heart's Ease
- Heather
- Hedge Mustard
- Hedge-Hyssop
- Hemlock
- Hemlock Spruce
- Hemlock Water Dropwort
- Hemp Agrimony
- Hempnettle
- Henbane
- Henna
- Herb Paris
- Herb Robert
- Hericium Erinaceus
- Hesperidin
- Hibiscus
- 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
- Hydroxycitric Acid
- Hydroxymethylbutyrate (Hmb)
- Hyperimmune Egg
- Hyssop