Rock Samphire Guide: Health Benefits, Key Ingredients, Culinary Uses, Dosage, and Safety
Rock samphire, also known as Crithmum maritimum and often called sea fennel, is a fleshy coastal herb that grows on sea cliffs and salty...
Rock Rose (Cistus incanus, Cistus creticus, Cistus ladanifer): Benefits for Colds, Oral Care, Dosage, and Safety
Rock rose refers to several aromatic Mediterranean shrubs from the Cistus genus, especially Cistus incanus, Cistus creticus, and Cistus ladanifer. These plants are prized...
River Mint (Mentha aquatica): Health Benefits, Preparation, Dosage, and Side Effects
River mint, better known botanically as Mentha aquatica, is one of the wild, moisture-loving mints that gives the mint family much of its cooling...
Rice Paddy Herb (Limnophila aromatica): Benefits for Digestion, Antioxidant Support, Dosage, and Risks
Rice paddy herb, botanically known as Limnophila aromatica, is a fragrant semiaquatic herb used in Southeast Asian cooking and traditional medicine. It is prized...
Ribgrass (Plantago lanceolata) for Cough, Throat Support, Skin Care, and Safe Use
Ribgrass, better known in many herbal texts as ribwort plantain or Plantago lanceolata, is a modest roadside plant with a long medicinal history. Its...
Rhubarb Benefits for Digestion and Gut Health: Uses, Dosage, and Safety
Rhubarb is one of those plants that sits at an unusual crossroads between food and herbal medicine. Its tart stalks are cooked into pies,...
Rhodiola for Stress Relief and Energy Support: Benefits, Ingredients, Uses, and Safety
Rhodiola rosea is a cold-climate herb best known for helping people feel more resilient during periods of stress, fatigue, and mental overload. The part...
Rheumatism Root (Apocynum cannabinum): Medicinal Properties, Historical Uses, Dosage, and Risks
Rheumatism root, the old herbal name for Apocynum cannabinum, is a plant with a long medicinal history and a very modern caution attached to...
Rheum (Rheum palmatum, Rheum officinale): Benefits for Constipation, Active Compounds, Dosage, and Safety
Rheum, most often referring to Rheum palmatum and Rheum officinale, is the medicinal rhubarb root used in traditional East Asian medicine and older European...
Restharrow (Ononis repens): Urinary Health Benefits, Key Ingredients, Dosage, and Safety
Restharrow is a traditional European herb best known for supporting urinary comfort and gentle fluid balance. The name usually refers to the root of...
Reishi Mushroom (Ganoderma lucidum): Benefits for Immunity, Sleep, Stress, Dosage, and Side Effects
If you have seen reishi sold as a tea, capsule, glossy red slice, or “mushroom coffee” blend, it can be hard to tell whether...
Reindeer Lichen (Cladonia rangiferina) for Throat, Digestion, and Skin Support: Benefits and Safety
Reindeer lichen, Cladonia rangiferina, is a pale, branching lichen of northern forests and tundra. It is not a moss and not a true herb,...
Rehmannia for Hormonal and Restorative Support: Benefits, Uses, Dosage, and Safety
Rehmannia is a traditional East Asian medicinal herb best known for its root, which is used in different forms depending on how it is...
Redwood Sorrel Key Ingredients and Medicinal Properties: Benefits, Preparation, Dosage, and Safety
Redwood sorrel, also called Oxalis oregana, is one of the most recognizable understory plants of cool Pacific Northwest forests. Its three heart-shaped leaflets, delicate...
Red Valerian (Centranthus ruber): Medicinal Properties, Traditional Uses, Dosage, and Side Effects
Red valerian (Centranthus ruber), also called Jupiter’s beard or spur valerian, is a vivid Mediterranean perennial that is better known as a hardy ornamental...
Red Twig Dogwood (Cornus sericea): Traditional Uses, Active Compounds, Dosage, and Safety
Red twig dogwood, also widely known as red osier dogwood, is a striking North American shrub valued for its vivid winter stems, white berries,...