#PlantScience

From yellow blooms gleaming in midsummer fields to bottles lining pharmacy shelves, St. John’s wort (Hypericum perforatum) has captured human fascination for centuries. Once considered a magical plant to ward off evil and heal the mind and body, today this humble wildflower sits at the intersection of folk medicine and rigorous clinical investigation. As health-conscious readers search for natural ways to support mental health, St. John’s wort stands as a classic example of how traditional botanical wisdom and modern science sometimes converge—and sometimes diverge—in the ongoing quest for well-being.

In the heart of Thailand’s herbal tradition, Kluai Teep (กล้วยตีบ), a unique banana plant from the Musa ABB group, stands as both food and medicine, cherished through generations for its healing potential. This banana—distinct in appearance and less sweet than its dessert cousins—has long been a staple in rural Thai apothecaries, featuring prominently in folk medicine. But how does traditional wisdom about this “stubborn banana” (as its name’s literal translation suggests) hold up to scientific scrutiny? Today, a growing body of research is casting renewed light on Kluai Teep, reconnecting the past with the future for a new generation of health-conscious Thais.

In Thailand’s evergreen forests, the sight of a great dipterocarp tree bleeding golden resin after a monsoon storm would be familiar to generations past. To many, this thick aromatic substance—locally known as “ชันย้อย” (Chanyoiy)—seems little more than nature’s bandage. Yet, for centuries, the dried exudates from Dipterocarpaceae family trees such as the Yang Na, Takhian Thong, Teng, and Rang have been treasured by Thai traditional healers and rural communities, forming a bridge between ancient ethnobotanical wisdom and today’s rebirth of plant-based therapeutics. What lies behind the enduring appeal of Chanyoiy, and does modern science validate its traditional role?

For generations, Thai communities have found medicine not only in pharmacies, but also in the forests and waterways of the kingdom. Among the green treasures is Krumanam (กุ่มน้ำ), a native tree whose bark and young leaves have flavored diets and healing traditions, while now attracting modern scientific interest. Known by its scientific name, Crateva religiosa G.Forst., or simply the sacred garlic pear and spider tree, Krumanam is an herbal protagonist whose story weaves folklore, culinary use, and emerging pharmacological promise—with its roots reaching from ancient rites to contemporary research benches.

In every Thai kitchen, the knobby green fruit known as makrut lime (Citrus hystrix DC.) is more than a culinary staple – it’s an emblem of culture, tradition, and natural healing. From northern rural hamlets to Bangkok’s bustling wet markets, the aroma of makrut lime leaves and the zingy freshness of its peel invoke centuries of folk medicine, family wisdom, and scientific intrigue. As modern research shines new light on this beloved herbal staple, makrut lime’s remarkable journey from ancient remedy to subject of laboratory scrutiny underscores the vibrant intersection of indigenous knowledge and contemporary health science.

Among the lush forest canopies and the age-old village herb gardens of Thailand, there exists a rather unassuming yet remarkable climbing vine known locally as “Buap Lom” (บวบลม), “Chuk Rohini,” or “Thao Phung Pla.” Known scientifically as Dischidia major, this plant has woven its way through centuries of Thai folk medicine and whispers of ancient wisdom. Today, it stands at the crossroads of traditional healing and emerging modern research, inviting a new generation of health-conscious individuals to rediscover its legacy.

In the vivid palette of Southeast Asian tradition, few plants are as striking—visually, culturally, and medicinally—as คำเงาะ, a botanical treasure whose ruby-red seeds have journeyed from indigenous ceremonies to modern scientific scrutiny. Often seen as the secret behind the iconic orange hue of Thai tea and Buddhist monk robes, คำเงาะ (Bixa orellana), known globally as annatto, is much more than a natural coloring. For centuries, it has occupied a central role in folk medicine, cuisine, and ritual, and is now finding renewed interest as researchers probe its potential health benefits and safety. As Thailand’s wellness movement embraces ancient herbal wisdom, the story of คำเงาะ reveals how tradition and modern science intersect in profoundly colorful ways.

For centuries, Artemisia annua—known in Thailand as โกฐจุฬาลัมพา and in Chinese tradition as qinghao—has been revered as a multi-purpose remedy across Asia. Its journey from local herbal tea and folk medicine to the front lines of global pharmaceutical research stands as a compelling testament to the power of tradition meeting scientific innovation. In the current health landscape, where interest in natural remedies is surging among Thai consumers, Artemisia annua’s story offers a timely lesson in respecting ancient wisdom while demanding scientific rigor.