Safety guidelines per the Botanical Safety Handbook, available through the American Botanical Council.
 

A

• Aloe - Not to be used if pregnant.
• Angelica - Not to be used if pregnant.
• Arnica - For external use only.
• Ashwagandha - Not to be used if pregnant.

B

• Barberry - Not to be used if pregnant.
• Bentonite clay - Use with at least 8 oz. of water.
• Black cohosh - Not to be used if pregnant.
• Black walnut - Not for long term use.
• Bladderwrack - Not to be used if pregnant.
• Blessed thistle - Not to be used if pregnant.
• Bloodroot - For external use only.
• Blue cohosh - Not to be used if pregnant.
• Blue vervain - Not to be used if pregnant.
• Boldo leaf - Consult health practitioner before use.
• Borage - Not to be used if pregnant.
• Buckthorn - Consult health practitioner before use.
• Bupleurum - Consult health practitioner before use.

C

• Calamus - For external use only.
• Cascara sagrada bark - Consult health practitioner before use.
• Catnip - Not to be used if pregnant.
• Chaparral - Consult health practitioner before use.
• Chaste tree - Not to be used if pregnant.
• Coltsfoot - Not to be used if pregnant.
• Comfrey - For external use only.
• Cramp bark - Consult health practitioner before use.

D

• Devil's claw root - Consult health practitioner before use.
• Dong quai- Not to be used if pregnant.
• Dulse - Consult health practitioner before use.

E

• Elecampane - Not to be used if pregnant.
• Eucalyptus - Consult health practitioner before use.

F

• Frankincense - For external use only.
• French green clay - For external use only.

G

• Gentian - Consult health practitioner before use.
• Glucosamine - Do not use if allergic to shellfish.
• Goldenrod - Consult health practitioner before use.
• Goldenseal - Not to be used if pregnant.
• Guar gum - Use with at least 8 oz. of water.

H

• Horehound - Not to be used if pregnant.
• Horny goat - Not for long term use.
• Hydrangea - Consult health practitioner before use.

J

• Juniper - Consult health practitioner before use.

K

• Kava - Consult health practitioner before use.
• Kola nut - Consult health practitioner before use.

L

• Lemongrass - Not to be used if pregnant.
• Licorice - Consult health practitioner before use.
• Lobelia- Consult health practitioner before use.
• Lycii - Not to be used if pregnant.

M

• Mandrake - Consult health practitioner before use.
• Mistletoe - Consult health practitioner before use.
• Motherwort - Not to be used if pregnant.
• Mugwort - Not to be used if pregnant.
• Myrrh - For external use only.

O

• Oregon grape - Not to be used if pregnant.
• Osha - For external use only.

P

• Parsley - Not to be used if pregnant.
• Peach - Not to be used if pregnant.
• Periwinkle - Consult health practitioner before use.
• Pennyroyal - Not to be used if pregnant.
• Pleurisy - Not to be used if pregnant.
• Poke root - Consult health practitioner before use.
• Prickly ash - Not to be used if pregnant.
• Psyllium - Use with at least 8 oz. of water.

Q

• Quassia - Not to be used if pregnant.
• Queen of the meadow - Consult health practitioner before use.

R

• Red clover - Not to be used if pregnant.
• Rhubarb - Consult health practitioner before use.

S

• Safflower - Consult health practitioner before use.
• Sarsaparilla - Consult health practitioner before use.
• Sassafras - For external use only.
• Senna - Consult health practitioner before use.
• Sheep sorrel - Consult health practitioner before use.
• Shepards purse - Not to be used if pregnant.
• Spikenard - Not to be used if pregnant.
• St Johns - Consult health practitioner before use.
• Star Anise- recommended for external use.

T

• Tansy - Not to be used if pregnant.

U

• Uva ursi - Not to be used if pregnant.

W

• Watercress - Consult health practitioner before use.
• White Oak - Consult health practitioner before use.
• Wild cherry - Consult health practitioner before use.
• Wormwood - Consult health practitioner before use.

Y

• Yarrow - Not to be used if pregnant.
• Yellowdock - Consult health practitioner before use.
• Yohimbe - Consult health practitioner before use.