Frequently Asked Questions
Answers to common questions about our supplement, policies, shipping, and scientific support for cognitive health.
General Questions
Ingredients & Safety
Usage & Dosage
Shipping & Delivery
Returns & Refunds
Account & Subscription
Product Authenticity & Quality
Supplement Details & Storage
Clinical Research
Contact & Support
General Questions
What is Feru-guard®?
Feru-guard® is a Japanese-formulated FSMP developed to support cognitive health. It combines ferulic acid (encapsulated with γ-cyclodextrin for enhanced absorption) and Angelica archangelica root extract, alongside essential vitamins. It is not a medication and is not intended to diagnose, treat, cure, or prevent any disease.
Is Feru-guard® safe to take?
Yes. Feru-guard® is manufactured in Japan in a GMP-certified facility and undergoes strict quality control and batch testing. It contains only approved dietary ingredients and follows safety standards required for supplements.
Is Feru-guard® a medicine?
No. Feru-guard® is classified in Germany as a Food for Special Medical Purposes (FSMP). While clinical research supports its effectiveness in cognitive function, it is not a pharmaceutical product and should not be used as a substitute for prescribed treatment.
Who can take Feru-guard®?
Feru-guard® may be suitable for adults experiencing cognitive decline or seeking to maintain brain health and performance.
How should I take Feru-guard®?
Take 4 tablets per day with water, preferably in the morning after breakfast. Please do not exceed the recommended dosage.
Can I take Feru-guard® with my medication?
We recommend consulting a healthcare professional before taking Feru-guard® alongside any medications, especially for individuals under treatment for neurological, cardiovascular, or chronic conditions.
Where is Feru-guard® made?
Feru-guard® is manufactured in Japan under GMP standards and distributed internationally by Medical Nutra, based in Ireland.
Ingredients & Safety
What are the key ingredients in Feru-guard®?
Each 4-tablet daily serving of Feru-guard® contains:
- Ferulic acid (223 mg) — a polyphenol derived from rice bran
- Angelica archangelica root extract (40 mg) — a traditional botanical
- Vitamin C (as Ascorbic acid) (54 mg, 60% DV)
- Vitamin E (as d-alpha-tocopherol) (5 mg, 35% DV)
These ingredients are selected for their supportive role in cognitive function and nervous support.
Is Feru-guard® vegan or vegetarian?
Feru-guard® does not contain animal-derived ingredients, but it is not currently certified vegan or vegetarian. If certification is required, we recommend confirming directly with customer support.
Does Feru-guard® contain allergens like gluten or soy?
Feru-guard® is manufactured in a facility that also processes products containing common allergens. While strict cleaning and allergen control procedures are used to minimize cross-contact, trace contamination cannot be completely excluded.
May contain traces of:
milk, egg, fish, crustacean shellfish, peanuts, tree nuts, wheat (gluten), soy, and sesame.
Individuals with allergies should check the full ingredient list and consult a healthcare professional before use.
Are there any side effects?
Feru-guard® has been used widely in Japan for years and is generally well tolerated. No serious side effects have been reported in the available clinical studies. In rare cases, mild digestive discomfort may occur due to over consumption. If you experience any unusual symptoms, discontinue use and consult your doctor.
Is Feru-guard® safe for long-term use?
Yes. Feru-guard® is intended for regular, long-term supplementation. In clinical research, participants safely used it for periods of up to one year. As with all supplements, consult a healthcare professional for individual guidance.
Usage & Dosage
How should I take Feru-guard®?
The recommended daily intake is 4 tablets once per day, taken with water, preferably before breakfast. Do not exceed the recommended dose unless directed by a healthcare provider.
Can I take Feru-guard® with food?
Yes. While the suggested timing is before breakfast, taking Feru-guard® with or after food is also acceptable, especially for those with sensitive stomachs.
What happens if I miss a dose?
If you miss a dose, simply resume your normal schedule the next day. Do not double your intake to make up for a missed dose.
Can I take more than 4 tablets per day?
No. Please do not exceed the recommended dosage unless advised by a medical professional. Higher intake does not guarantee faster or better results and may increase the risk of discomfort.
Can Feru-guard® be taken continuously?
Yes. Feru-guard® is designed for long-term, consistent use as part of a cognitive wellness routine. There is no requirement to cycle on and off the product.
Shipping & Delivery
Which countries do you currently ship to?
Feruguard is currently available for delivery to:
- Germany
- Taiwan
- Thailand
- Ireland
We are actively preparing to expand to France, Italy, the United Kingdom, Spain, the United States, and Canada by the end of this year.
Do you offer free shipping?
Yes. All orders currently ship free of charge, regardless of order size or destination.
What shipping method do you use?
All orders are shipped via DHL Express, offering secure and reliable delivery.
How long does shipping take?
Approximately 2-7 business days. Delivery times may vary depending on customs clearance, local holidays, and/or impacted by extenuating circumstances, such as disasters, geopolitical, and severe economic disruptions.
Can I track my order?
Yes. Once your order has been shipped, you will receive a tracking number via email from DHL so you can follow your shipment in real time.
Will I need to pay customs duties or taxes?
Some countries may impose import duties, VAT, or customs fees upon arrival. These charges are the responsibility of the customer and are not included in the product price. Please check your local import policies before ordering.
Do you ship to P.O. boxes?
No. Due to courier limitations, we cannot deliver to P.O. boxes. Please provide a full street address at checkout.
Returns & Refunds
What is your return policy?
You have 14 days after receiving your order to request a return. To be eligible, the item must be unused, unopened, in its original packaging, and accompanied by a receipt or proof of purchase.
How do I start a return?
Please contact us at info@medicalnutra.com within 14 days of delivery. We’ll provide instructions and the return address for your specific shipment origin. Returns sent without contacting us first will not be accepted.
Do I need to pay for return shipping?
Yes. Unless the product was damaged or incorrect, customers are responsible for return shipping costs.
What if my item arrives damaged or incorrect?
Please inspect your order immediately. If your item is defective, damaged, or incorrect, email us at info@medicalnutra.com so we can evaluate the issue and make it right.
Do you offer exchanges?
We do not process direct exchanges. Instead, please return the original item (if eligible), and place a new order for the replacement.
When will I receive my refund?
Once we receive and inspect your return, we’ll notify you of the approval status. If approved, a refund will be issued to your original payment method within 10 business days. Processing times may vary by bank.
Do you accept returns of opened items?
No. Due to product safety regulations, we cannot accept opened or used items.
Are there any non-returnable items?
We do not accept returns on:
- Sale or promotional items
- Gift cards
- Opened packages
- Products damaged due to misuse or storage errors
What is the EU 14-day cooling-off period?
For orders shipped into the European Union, you have the right to cancel or return your order within 14 days of delivery, for any reason, provided the product is unused and in original condition.
Account & Subscription
Do I need to create an account to place an order?
No, creating an account is optional. However, registering allows you to view order history, manage subscriptions, and access future loyalty benefits.
Do you offer a subscription option for Feruguard?
Yes. You can subscribe to receive Feruguard automatically at regular intervals, and receive a discount. This helps ensure continuous support without having to reorder manually.
Can I pause or cancel my subscription?
Yes. You can pause, modify, or cancel your subscription at any time through your customer account. You’ll also receive email reminders before your next charge.
Can I change my delivery schedule or shipping address?
Absolutely. Log in to your account and go to your subscription settings to update your shipping address or delivery frequency before your next order is processed.
Will I be notified before each subscription renewal?
Yes. You’ll receive an email notification ahead of each renewal and shipment, giving you time to make any necessary changes or cancellations.
Product Authenticity & Quality
Is Feru-guard® the same as Feru-guard® 100M sold in Japan?
Yes. Feru-guard® is the same as Feru-guard® 100M and based on the same formulation. While named differently, they are both the same supplement widely used in Japan and developed with clinical insight for cognitive support. It is manufactured in Japan using the same ingredients and standards.
Is Feru-guard® an authentic product?
Yes. Feru-guard® is produced in Japan under strict manufacturing protocols and distributed by Medical Nutra. Every batch undergoes quality assurance testing and is sourced directly through authorized channels.
Where is Feru-guard® manufactured?
Feru-guard® is manufactured in Japan in a GMP-certified facility, adhering to pharmaceutical-grade safety and hygiene standards.
What is GMP certification?
GMP stands for Good Manufacturing Practice. It is a globally recognized quality assurance system that ensures products are consistently produced and controlled according to strict safety, hygiene, and ingredient standards.
How do you ensure product quality and safety?
Each production batch of Feru-guard® undergoes ingredient verification, microbial testing, and stability checks before being released for sale. Products are sealed and labeled according to regulatory guidelines to ensure safety during transit and storage.
Supplement Details & Storage
How many tablets are in one package/pouch of Feru-guard®?
Each package/pouch contains 120 tablets, which is a 30-day supply based on the recommended daily intake of 4 tablets.
What is the recommended daily dosage?
Take 4 tablets once daily, preferably before breakfast with water. Do not exceed the recommended dose.
What is the shelf life of Feru-guard®?
Feru-guard® has a typical shelf life of two years from the manufacturing date. Please check the best before date printed on the package/pouch label.
How should Feru-guard® be stored?
Store Feru-guard® in a cool, dry place at room temperature, away from direct sunlight, humidity, or heat sources. Always keep the package/pouch tightly closed after opening.
Do I need to refrigerate Feru-guard®?
No. Feru-guard® does not require refrigeration. Room temperature storage is sufficient to maintain product quality.
Can I travel with Feru-guard®?
Yes. Feru-guard® is suitable for travel. Make sure to keep it in its original bottle, tightly sealed, and stored away from extreme heat or moisture.
Clinical Research
Is there clinical research supporting Feru-guard®?
Yes. Feru-guard® is referenced in multiple publications, including clinical and observational research conducted in Japan and internationally. The literature relates to the Feru-guard® formulation and its use in clinical contexts. Feru-guard® is a Food for Special Medical Purposes (FSMP) intended for the dietary management of patients with dementia and is to be used under medical supervision.
What are the key findings from these studies?
Publications report outcomes using established clinical and nutritional assessment tools. Interpretation of study outcomes and their relevance to individual patients should be undertaken by healthcare professionals. On this website, Feru-guard® is presented in line with its FSMP purpose: dietary management to help meet nutritional needs in patients with dementia, under medical supervision.
Where can I find these studies?
You can explore citations on our Scientific Evidence page. For specific publications, contact us at info@medicalnutra.com.
What are the active ingredients studied?
Most publications reference the combination of:
- Ferulic acid (rice-bran-derived compound)
- Angelica archangelica root extract
These are key components of the Feru-guard® formulation used as part of dietary management under medical supervision.
Contact & Support
How can I contact customer support?
You can reach us anytime at info@medicalnutra.com. We aim to respond to all inquiries within 1–2 business days.
Do you offer support in languages other than English?
Our current support is provided primarily in English. For assistance in other languages, please contact us and we will do our best to accommodate.
What are your support hours?
We respond to email inquiries Monday to Friday, excluding national holidays, during standard business hours. We appreciate your patience while we continue to expand our support team.
Can I request medical advice or diagnosis?
No. We do not provide individual medical advice or treatment recommendations. Please consult a licensed healthcare provider for any medical questions related to your condition or medications.
How can I report an issue with my order?
If your item arrived damaged, incorrect, or defective, please email info@medicalnutra.com immediately with your order number and a photo of the issue. We’ll work quickly to resolve it.
Do you offer live chat or phone support?
At this time, we provide support exclusively via email to ensure clear, documented communication. Live chat or phone services may be offered in the future as we grow.