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Order securely online using the Buy Now buttons below, or call 1-800-971-3721 to order by phone. Fax orders are accepted at 1-307-971-3721. Click here to download our convenient FAX Order Form.

The DIEM Labs No Risk / 100% Satisfaction Guarantee
Your satisfaction is our first priority. Our products are designed to be safe and effective, and we guarantee that your order will arrive in good condition. If for any reason you are not satisfied with your order, you may return the product for a full refund of the purchase price (minus shipping) within 60 days of receipt. This refund is limited to one order per household. Call our customer service hotline at (800) 971-3721 or email customerservice@diemlabsllc.com and we will process your refund – no questions asked.

One bottle of Cerenx® containing 60 capsules


Two bottles of Cerenx® containing 60 capsules


Three bottles of Cerenx® containing 60 capsules


Cerenx® – Proven Cognitive Protection