K-20 Progesterone PROGESTERONE is a highly absorbable sublingual solution of proesterone. Sublingual hormones avoid the first liver pass, which decreases their conversion to other hormones and metabolites. Consider this whenever natural progesterone augmentation is required such as maintaining a healthy estrogen to progesterone balance. Symptoms of low progesterone include: heavy menstruation with increased bleeding, depression, low libido and inability to lose weight. Availability: Usually ships in 2-3 business days k-20 ***SPEND $75 OR MORE AFTER COUPONS AND DISCOUNTS AND REGULAR SHIPPING IS FREE! IN THE COUPON SECTION, TYPE FREESHIP. IT CAN ALSO BE SELECTED IN THE DROP DOWN SHIPPING MENU ON THE ORDER FORM. IF THE ORDER IS $75 OR MORE AFTER COUPONS AND DISCOUNTS, NO SHIPPING WILL BE ADDED TO YOUR TOTAL*** Thank you for visiting our store. We strive to meet your needs and if there is anything we can do to make this a more effective experience, please let us know. We are committed to providing the absolute best quality products along with the best in customer service.