PRODUCT DESCRIPTIONPowerful 7-in-1 formula20 vitamins & minerals at 100% Daily Value or moreIncreases free testosterone & decreases estradiol in 7 days1Improves athletic stamina2VitaMax Test SX-7® Black Onyx™ supplies a precise dose of boron, which has been shown in human clinical research on men to increase free testosterone and decrease estrogenic effects in just seven days!2In a groundbreaking 8-week human clinical study published in the International Journal of Ayurveda Research, subjects using the precise dose of Terminalia arjuna in VitaMax Test SX-7® Black Onyx™ experienced a 4.9% increase in VO2 max measured through gas exchange kinetics. Subjects also significantly increased average absolute power by 3.6%, measured through interval jumps and a subsequent power calculation.PAYMENT:PayPal or major credits cards accepted.SHIPPING:Shipping to US and Canada only.Products will be shipped within 2 business days after payment is received. FEEDBACK:Positive feedback will be left immediately after payment is received. We value positive feedback from buyers. We appreciate your positive feedback once the product is received. RETURNS / EXCHANGES:In rare cases you are not satisfied with the items, you may return the items within 14 days of receipt of product. We request that the returned item in the same condition as it was received. The buyer is responsible for the shipping cost associated with the return or exchange. QUESTIONS OR COMMENTS:If you have any concerns or questions, please contact us through seller's information page. No direct email address will be provided.