Omija, known in Chinese medicine as Wu Wei Zi, is the dried berry of Schisandra chinensis, a woody vine native to northern China, Korea, and parts of Russia. The name 'five flavors berry' comes from its remarkable complexity — it genuinely hits all five tastes on the palate, which in East Asian medicine signals its ability to nourish and balance the entire body. It has been used continuously in Korean and Chinese healing traditions for over 2,000 years as a restorative tonic.

Omija's main active compounds — a family of lignans called schisandrins — help the liver process and neutralize harmful substances more efficiently, while also supporting the body's natural stress response systems. These compounds act as adaptogens, meaning they help the body maintain balance when under physical, mental, or environmental stress without overstimulating or sedating. They also appear to protect cells from oxidative damage and support healthy energy metabolism in the liver and brain.

Traditional Korean omija-cha tea is brewed by soaking dried berries in cold water overnight, producing a tart, ruby-red drink. For therapeutic use, standardized extracts in capsule or tincture form provide more predictable doses of active schisandrins. Powders can be added to smoothies or warm water. Extracts are generally standardized to 1–9% schisandrins for consistent potency.

• Mental fatigue and brain fog
• Liver health and detox support
• Stress and burnout
• Physical endurance and stamina
• Elevated liver enzymes (mild-moderate)
• Sleep quality
• Anxiety and nervous exhaustion
• Skin health and aging
• Respiratory health (chronic cough)
• Blood sugar balance

• Oxidative cell damage — its high antioxidant content helps neutralize free radicals that contribute to cellular aging and chronic disease risk
• Liver damage from toxin exposure — schisandrins appear to protect liver cells from chemical and oxidative injury, which may reduce the risk of progression from mild liver stress to more serious liver disease

• Omija berries (fresh or dried) — The whole berry itself is the primary and only direct food source of schisandrin lignans — no other food contains these compounds in meaningful amounts.
• Omija-cha (Korean five-flavor berry tea) — Traditional cold-brewed omija tea made from whole dried berries delivers active compounds in a food-as-medicine format and is the most culturally traditional way to consume omija regularly.

• Heartburn or acid reflux (especially at higher doses)
• Upset stomach or nausea
• Reduced appetite
• Skin rash or itching (rare, allergic response)
• Restlessness or agitation (rare, more likely with large doses)
• Drowsiness (in some individuals, particularly at higher doses)

• Recommended daily: Dried berry powder or standardized extract: 1–6 g/day of dried berry, or 100–300 mg/day of standardized extract (typically standardized to 1–9% schisandrins). Traditional tea: 5–15 g of dried berries steeped or cold-brewed per serving.
• Best time of day: Morning or early afternoon is preferred for cognitive and energy benefits. If using for sleep or anxiety, early evening may be more appropriate. Avoid taking very close to bedtime if you experience any stimulating effects.
• With or without food: Best taken with food to reduce the chance of stomach upset, particularly at higher doses.
• Time to effect: Mild improvements in energy and focus: 1–2 weeks. Liver enzyme normalization and stress adaptation: 4–8 weeks of consistent daily use.
• How long to take it: Traditional use supports long-term daily use as a tonic herb. Modern practitioners often recommend 8–12 week cycles with a 2–4 week break, particularly for adaptogenic use. For liver support under clinical supervision, longer continuous use has been studied safely.