Research Use Only Purchaser Agreement

Last Updated: September 20, 2026

This Research Use Only Purchaser Agreement (“Agreement”) applies to every purchase of products from Mushroom Ventures LLC, a Florida limited liability company doing business as VitaLeön Biosciences (“VitaLeön,” “Company,” “we,” “us,” or “our”), through https://vitaleonbiosciences.com (the “Website”).

By creating an account, submitting an order, purchasing or receiving any product, or selecting an acceptance checkbox during checkout, the purchaser (“Purchaser,” “you,” or “your”) acknowledges and agrees to the following terms.

1. AGE AND AUTHORITY

You represent and warrant that:

• You are at least twenty-one (21) years of age;

• You have the legal capacity and authority to enter into this Agreement;

• If purchasing on behalf of a company, laboratory, university, institution, or other organization, you are authorized to bind that organization to this Agreement; and

• All information supplied in connection with your account or order is complete, truthful, and accurate.

2. RESEARCH USE ONLY

ALL PRODUCTS OFFERED BY VITALEÖN BIOSCIENCES ARE SOLD STRICTLY FOR LAWFUL LABORATORY AND SCIENTIFIC RESEARCH PURPOSES ONLY.

Products are not intended for human or veterinary use. They are not intended for human or animal consumption, ingestion, injection, administration, application, diagnosis, treatment, prevention, mitigation, or cure of any disease, condition, or ailment.

Products must not be used as, incorporated into, or represented as any food, drug, cosmetic, dietary supplement, medical device, compounded preparation, household product, or commercial product intended for human or veterinary use.

The products offered by VitaLeön Biosciences have not been approved, cleared, or evaluated by the U.S. Food and Drug Administration for human or veterinary use. VitaLeön Biosciences makes no representation or claim regarding their safety, efficacy, or medical benefit.

3. PURCHASER QUALIFICATIONS

By purchasing or receiving any product, you represent and warrant that you possess, or are acting under the direct supervision of a person who possesses, sufficient knowledge, training, facilities, equipment, and experience to lawfully receive, store, handle, use, document, transfer, and dispose of research materials.

You accept full responsibility for determining whether a product is appropriate and lawful for your intended research purpose and for complying with all applicable federal, state, and local laws, regulations, professional standards, institutional requirements, and safety protocols.

VitaLeön Biosciences does not independently verify, approve, supervise, or control the Purchaser’s research, procedures, facilities, qualifications, or use of any product.

4. PROHIBITED USES

You shall not, directly or indirectly:

• Use or permit any product to be used in or on any human or animal;

• Consume, ingest, inject, administer, apply, inhale, prescribe, dispense, or otherwise introduce any product into a human or animal;

• Use any product for diagnostic, therapeutic, preventative, cosmetic, household, recreational, or clinical purposes;

• Use any product in clinical trials or human or veterinary investigations without all legally required approvals and authorizations;

• Repackage, relabel, market, advertise, distribute, transfer, or resell any product for human or veterinary use;

• Make any representation that a product is safe, effective, approved, cleared, or suitable for medical, therapeutic, diagnostic, cosmetic, dietary, or veterinary use;

• Provide a product to any person who may reasonably be expected to use it inconsistently with this Agreement; or

• Use any product for an unlawful purpose or in violation of this Agreement.

Any prohibited use constitutes a material breach of this Agreement.

5. NO MEDICAL ADVICE

Nothing appearing on the Website, product packaging, labels, certificates, communications, or other materials provided by VitaLeön Biosciences constitutes medical, veterinary, pharmaceutical, diagnostic, or treatment advice.

References to scientific publications, research findings, chemical properties, or laboratory applications are provided solely for general informational and research-related purposes. They must not be interpreted as instructions, recommendations, claims, or assurances regarding human or veterinary use.

6. HANDLING, STORAGE, AND DISPOSAL

You assume sole responsibility for the safe and lawful receipt, inspection, storage, handling, use, transportation, transfer, and disposal of all products.

You agree to use appropriate facilities, equipment, protective measures, documentation, safety procedures, and qualified personnel. You are responsible for obtaining and reviewing all reasonably applicable safety information before handling a product.

VitaLeön Biosciences shall not be responsible for contamination, degradation, loss, damage, misuse, improper storage, improper handling, unauthorized transfer, or any alteration occurring after delivery.

7. ORDER REVIEW AND REFUSAL

VitaLeön Biosciences reserves the right, in its sole reasonable discretion and without liability, to:

• Request information concerning a Purchaser’s identity, age, qualifications, intended research use, facilities, or authority;

• Refuse, restrict, place on hold, or cancel an order;

• Limit purchase quantities;

• Terminate or suspend an account; or

• Refuse future transactions.

These actions may be taken when the Company suspects unlawful activity, fraud, misrepresentation, prohibited use, regulatory risk, safety concerns, payment issues, or a violation of this Agreement or any Company policy.

8. INSPECTION AND PRODUCT CONCERNS

You must inspect every shipment promptly upon delivery. Any claim involving an incorrect, damaged, defective, or missing product must be submitted to orders@vitaleonbiosciences.com within the period specified in the Company’s Refund and Returns Policy and must include the order number, photographs, and any other reasonably requested information.

You must not use, alter, open, discard, transfer, or dispose of a product that is the subject of a claim unless instructed otherwise by VitaLeön Biosciences.

Returns and refunds are governed exclusively by the Company’s Refund and Returns Policy.

9. ASSUMPTION OF RISK

To the fullest extent permitted by applicable law, you knowingly and voluntarily assume all risks arising from or relating to the possession, handling, storage, use, transfer, resale, disposal, or misuse of any product after delivery, including risks that may not presently be known or foreseeable.

You acknowledge that research materials may present hazards and that product information cannot replace appropriate professional judgment, testing, safety procedures, or regulatory compliance.

10. INDEMNIFICATION

To the fullest extent permitted by applicable law, you agree to defend, indemnify, and hold harmless VitaLeön Biosciences, and its members, managers, officers, employees, contractors, agents, suppliers, successors, and assigns from and against claims, demands, proceedings, liabilities, damages, judgments, losses, penalties, fines, costs, and reasonable attorneys’ fees arising from or relating to:

• Your breach of this Agreement;

• Your possession, storage, handling, use, transfer, resale, disposal, or misuse of any product;

• Your violation of applicable law, regulation, institutional requirement, or third-party right;

• Any inaccurate statement or misrepresentation made by you; or

• Any act or omission by a person or entity that obtains a product through you.

This provision does not require indemnification to the extent prohibited by applicable law.

11. LIMITATION OF LIABILITY

TO THE FULLEST EXTENT PERMITTED BY APPLICABLE LAW, VITALEÖN BIOSCIENCES SHALL NOT BE LIABLE FOR INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, PUNITIVE, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, LOST DATA, LOSS OF RESEARCH, BUSINESS INTERRUPTION, OR REPUTATIONAL HARM, ARISING FROM OR RELATING TO ANY PRODUCT OR TRANSACTION.

TO THE FULLEST EXTENT PERMITTED BY LAW, THE COMPANY’S TOTAL LIABILITY ARISING FROM A PRODUCT OR ORDER SHALL NOT EXCEED THE AMOUNT ACTUALLY PAID TO THE COMPANY FOR THE SPECIFIC PRODUCT GIVING RISE TO THE CLAIM.

Nothing in this Agreement excludes or limits any liability that cannot lawfully be excluded or limited.

12. RELATIONSHIP TO OTHER POLICIES

This Agreement supplements the VitaLeön Biosciences Terms and Conditions, Privacy Policy, Refund and Returns Policy, and any other policies displayed on the Website.

If a conflict concerns the permitted use or handling of a product, the stricter research-use restriction shall control to the fullest extent permitted by law.

13. GOVERNING LAW

This Agreement shall be governed by and construed in accordance with the laws of the State of Florida without regard to its conflict-of-law principles.

Any dispute shall be handled in accordance with the dispute-resolution and jurisdiction provisions contained in the Company’s Terms and Conditions.

14. ELECTRONIC ACCEPTANCE

Selecting an acceptance checkbox, submitting an order, or completing a purchase constitutes your electronic acceptance of this Agreement and your confirmation that you have read, understood, and agreed to be legally bound by it.

You agree that electronic acceptance and electronic records may be used as evidence of your agreement to these terms.

15. SEVERABILITY AND SURVIVAL

If any provision of this Agreement is determined to be invalid or unenforceable, that provision shall be enforced to the maximum extent permitted by law, and the remaining provisions shall remain in full force and effect.

Provisions that by their nature should continue after completion or cancellation of an order—including prohibited-use restrictions, assumption of risk, indemnification, and limitations of liability—shall survive.

16. CONTACT

Questions concerning this Agreement may be sent to:

VitaLeön Biosciences
Email: orders@vitaleonbiosciences.com
Website: https://vitaleonbiosciences.com