




PEAKIMMUNE4® 250mg
🛡️ Daiwa PeakImmune4® 250 mg
Clinically Studied RBAC Formula for Immune Balance and Resilience
🌿 Nature’s Patented Immune Optimizer
Daiwa PeakImmune4® is a powerful immune support supplement made through a unique, patented natural process that combines rice bran extract with a special Shiitake mushroom enzyme.
This creates Rice Bran Arabinoxylan Compound (RBAC) — a scientifically recognized Biological Response Modifier (BRM) and immunomodulator that helps your immune system perform at its peak without overstimulation.
💪 Why Choose Daiwa PeakImmune4®?
Today’s environment challenges your immune system like never before — from stress and pollution to poor diet and age-related decline.
PeakImmune4® by Daiwa helps your body respond intelligently and effectively, keeping your defenses strong and balanced.
Key Benefits:
- 🧬 Immunomodulation — optimizes immune function naturally*
- ⚔️ Supports Natural Killer (NK) cell activity — shown to increase by up to 3x*
- 💧 Boosts antibody production for stronger immune response*
- 🔄 Helps regulate cytokine activity and inflammation*
- 🌱 Provides antioxidant protection against cellular stress*
- 🕒 Safe for long-term daily use — no hyper-response or loss of effect over time*
🧠 How Daiwa PeakImmune4® Works
PeakImmune4® activates and balances immune cells — especially Natural Killer (NK), B, and T cells — to help the body detect and neutralize threats more efficiently.
By supporting cytokine regulation and antioxidant activity, it maintains immune health without overstimulation, even with prolonged use.
- Augments NK cell activity by 300%*
- Enhances antibody production and immune balance by up to 200%*
- Helps the body adapt to stress, toxins, and environmental challenges*
👥 Who Needs PeakImmune4®?
PeakImmune4® is ideal for individuals who want to strengthen their immune defenses and maintain immune balance throughout life, including:
- Adults over 45 with age-related immune decline*
- Those with poor nutrition or environmental toxin exposure*
- Individuals seeking proactive, natural immune support*
- Professionals and caregivers under high daily stress*
- Anyone wanting to stay strong through seasonal immune challenges*
🧬 Supplement Facts
Serving Size: 4 Capsules Servings per Container: 12.5
| Ingredient | Amount per Serving | % Daily Value |
|---|---|---|
| Proprietary RBAC® Blend | 1000 mg | † |
| – Rice Bran Arabinoxylan | ||
| – Maltodextrin | ||
| – Hyphomycetes Mycelia Extract (from Shiitake Mushroom) | ||
| † Daily Value not established |
Other Ingredients: Microcrystalline Cellulose, Hypromellose (Vegetable Capsule), Silica, Sucrose Fatty Acid Ester, Gellan Gum, Potassium Acetate.
Recommended Use:
As a dietary supplement, take two (2) to four (4) capsules daily with or without food.
For best results: Take 4 capsules 3 times per day for 4 weeks. After 4 weeks, reduce to 4 capsules daily.
🔬 The RBAC Difference
RBAC (Rice Bran Arabinoxylan Compound) was developed in Japan and is supported by decades of research into immune modulation.
Unlike typical immune “boosters,” PeakImmune4® promotes adaptive immune intelligence — strengthening your defenses without triggering hyperactivity.
It’s one of the few natural products shown to:
- Sustain NK cell function over long-term use*
- Maintain immune homeostasis under stress*
- Deliver antioxidant support to protect healthy cells*
🌟 Safe, Proven, and Trusted
- Clinically studied ingredient backed by peer-reviewed research*
- Non-toxic, non-GMO, and suitable for long-term use*
- Manufactured under GMP-certified conditions in the USA
- Free from stimulants and artificial preservatives
⚡️ Peak Performance for Your Immune System
Rebalance. Reinforce. Recover.
When your immune system performs at its best, so do you.
Daiwa PeakImmune4® — Your body’s natural defense, redefined.
These statements have not been evaluated by the Food and Drug Administration.
This product is not intended to diagnose, treat, cure, or prevent any disease.








