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Results 981-1000 of 3196

NatMed
Aristolochia
Aristolochia is a plant. The parts that grow above the ground and the root are used to make medicine. Despite serious safety concerns, aristolochia is sometimes used by mouth to prevent seizures, increase sexual desire, boost the immune system, and start menstruation, but there is no good scientific evidence to support these uses.
NatMed
Anise
Anise (Pimpinella anisum) is one of the oldest known spice plants. It grows in the Mediterranean, Spain, West Asia, Mexico, Egypt, and the Middle East. Anise contains chemicals that might have estrogen-like effects, decrease swelling, and help fight off insects. People use anise for indigestion, constipation, migraine, menopausal symptoms, and many other purposes, but there is no good scientific evidence to support these uses. Don't confuse anise with star anise. These are not the same.
NatMed
Alpine Ragwort
Alpine ragwort (Senecio nemorensis) is a plant. The parts that grow above the ground are used to make medicine. Alpine ragwort contains chemicals called pyrrolizidine alkaloids (PAs). Some of these chemicals are toxic and can cause serious liver damage. PAs are in different parts of the plant but are most concentrated in the roots. People use alpine ragwort for diabetes, high blood pressure, and other conditions, but there is no good scientific evidence to support these uses. Using alpine ragwort can also be unsafe. Don't confuse alpine ragwort with similarly named golden ragwort or tansy ragwort. These are not the same.
NatMed
Niauli oil
Niauli oil is the oil from the leaves of the Melaleuca viridiflora plant. People use the oil to make medicine. Do not confuse niauli oil with tea tree oil and cajeput oil, which are made from different species of Melaleuca plants. People take niauli oil by mouth or apply it directly for swelling (inflammation) of the airways, cough, and bronchitis.
NatMed
Nux Vomica
Nux vomica is a tree. The seed is used to make medicine. Nux vomica contains strychnine and brucine, two toxic chemicals. People use nux vomica for erectile dysfunction (ED), swelling of the stomach, constipation, anxiety, migraine, and many other conditions, but there is no good scientific evidence to support these uses. Nux vomica is also unsafe.
NatMed
New Jersey Tea
New Jersey tea (Ceanothus americanus) is a plant. The root, root bark, and leaf of the plant have been used to make medicine. New Jersey tea has been used for various purposes, but there is no good scientific evidence to support any use.
NatMed
Nerve Root
Nerve root is a plant that many people recognize as "lady's slipper". There are many different species of "lady's slipper", but nerve root is the most common one found in the U.S. Nerve root is used for anxiety, insomnia, stress, and many other conditions, but there is no good scientific evidence to support these uses. Nerve root might also be unsafe when taken in large amounts.
NatMed
Neem
Neem (Azadirachta indica) is a tree that grows in tropical regions such as India. The leaf extract is used to reduce tooth plaque and to treat lice. Neem contains chemicals that might help reduce blood sugar levels, heal ulcers in the digestive tract, prevent pregnancy, kill bacteria, and prevent plaque from forming in the mouth. People use neem for lice, tooth plaque, gingivitis, psoriasis, to repel insects, and for many other purposes, but there is no good scientific evidence to support most of these uses. There is also no good evidence to support using neem for COVID-19. Neem seed oil is used as a pesticide.
NatMed
Musk
Musk is a chemical from the musk gland of the male musk deer. It is dried and used to make medicine. People take musk for stroke, coma, nerve problems, seizures (convulsions), heart and circulation problems, tumors, and injuries. In foods, musk is used as a flavoring. In manufacturing, musk is used in fragrances and perfumes.
NatMed
Muira Puama
Muira puama is a bush that grows in the Amazon region. The wood and root are used to make medicine. Muira puama is used for sexual disorders, increasing sexual desire in healthy people, menstrual disorders, joint pain, and other conditions, but there is no good scientific evidence to support these uses.
NatMed
Mountain Laurel
Mountain laurel is a plant. The fresh or dried leaves are used to make medicine. People apply mountain laurel directly to the affected area to treat ringworm of the scalp (tinea capitis), psoriasis, herpes, and syphilis.
NatMed
Mullein
Mullein (Verbascum densiflorum) is a flowering plant found in mountain areas. It's been used in traditional medicines in Pakistan and Turkey. Mullein contains chemicals that might help fight certain infections. People use mullein for asthma, bronchitis, pneumonia, colds, cough, and many other conditions, but there is no good scientific to support these uses. Mullein is sometimes called Aaron's rod. Don't confuse this with Goldenrod, which is also sometimes called Aaron's rod. These are not the same.
NatMed
Mountain Ash
Mountain ash is a tree. People use the berries and flowers to make medicine. The berries may be used fresh, dried, or cooked and then dried. People take mountain ash for diabetes, diarrhea, gout, heart disease, and many other conditions, but there is no good scientific research to support any of these uses. Eating large amounts of fresh mountain ash berries can also be unsafe. In manufacturing, mountain ash is used as an ingredient in marmalade, stewed fruit, juice, liqueur, vinegar, and in tea mixtures.
NatMed
Myrrh
Myrrh is a yellow, fragrant, sap-like resin that comes out of cuts in the bark of certain Commiphora trees, including the Commiphora myrrham tree. Myrrh contains chemicals that might reduce pain and kill bacteria. It's used worldwide but is especially popular in China and Egypt. People use myrrh for back pain, diarrhea, parasite infections, wound healing, and many other conditions, but there is no good scientific evidence to support these uses. There is also no good evidence to support using myrrh for COVID-19. Don't confuse myrrh with guggul. These are related but not the same.
NatMed
Mormon Tea
Mormon tea is made from a plant, Ephedra nevadensis. The dried branches are boiled in water to make the tea. People use it as a beverage and as a medicine. Be careful not to confuse Mormon tea (Ephedra nevadensis) with ephedra (Ephedra sinica and other ephedra species). Unlike these other plants, Mormon tea does not contain ephedrine, an unsafe stimulant. As a medicine, people use Mormon tea for sexually transmitted diseases, colds, kidney disorders, and other conditions, but there is no good scientific evidence to support these uses.
NatMed
Mezereon
Mezereon (Daphne mezereum) is a shrub. The bark has been used as medicine, but it can be toxic and is no longer commonly used. Mezereon has been used for headache, toothache, joint pain, and other purposes, but there is no good scientific evidence to support any use. Mezereon may also be unsafe.
NatMed
Mercury Herb
Mercury herb is a plant. People use the flowering plant, root, and root-like stem (rhizome) of the plant to make medicine. Despite serious safety concerns, mercury herb is used for treating constipation, fluid retention, and diseases of the stomach, intestines, and urinary tract. But there is no good scientific evidence to support these uses.
NatMed
Mastic
Mastic (Pistacia lentiscus) is an evergreen shrub found throughout the Mediterranean. The sap (resin) from its trunk is used to make medicine. Mastic might help reduce stomach acid and protect the lining of the stomach and intestine. It might also have antibacterial effects and reduce swelling. People use mastic for stomach ulcers, indigestion, Crohn disease, wound healing, and many other conditions, but there is no good scientific evidence to support most of these uses. Don't confuse mastic with gum arabic. These are not the same.
NatMed
Marjoram
Marjoram is an herb. People make medicine from the flowers, leaves, and oil. Marjoram is commonly used for runny nose, cough, common cold, other infections, and various digestion problems, but there is no good scientific evidence to support any use. In foods, marjoram herb and oil are used as flavorings. In manufacturing, the oil is used as a fragrance in soaps, cosmetics, lotions, and perfumes. Don't confuse marjoram with oregano (Origanum vulgare), which is also referred to as winter marjoram or wild marjoram.
NatMed
Manaca
Manaca (Brunfelsia uniflora) is a plant that is native to Brazil and other South American countries. The root has been used traditionally as medicine. People sometimes use manaca for osteoarthritis and fluid retention, but there is no good scientific evidence to support these or any other uses.