{"id":144,"date":"2026-10-09T15:16:34","date_gmt":"2026-10-09T15:16:34","guid":{"rendered":"https:\/\/precisepeptstg.wpenginepowered.com\/?post_type=product&#038;p=144"},"modified":"2026-10-09T15:18:15","modified_gmt":"2026-10-09T15:18:15","slug":"delta-sleep-inducing-peptide-dsip","status":"publish","type":"product","link":"https:\/\/www.precisepeptidepen.com\/?product=delta-sleep-inducing-peptide-dsip","title":{"rendered":"Delta Sleep-Inducing Peptide (DSIP)"},"content":{"rendered":"<p>Anaturally occurring nonapeptide first isolated from rabbit cerebral venous blood in 1974 by the Schoenenberger-Monnier group. Its amino acid sequence is Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu. DSIP is primarily known for its role in promoting deep, slow-wave sleep (SWS), which is crucial for restorative rest, memory consolidation, and metabolic waste clearance. It is found in the hypothalamus, limbic system, pituitary, and various peripheral tissues, often co-localizing with hormones like ACTH, TSH, and glucagon. Key Functions and Potential Benefits<\/p>\n<ul>\n<li>Sleep Regulation: DSIP modulates the sleep-wake cycle, reducing sleep latency and enhancing SWS. Studies show it increases sleep time by 59% compared to placebo in some human trials and improves sleep efficiency in chronic insomniacs, though results are inconsistent.<\/li>\n<li>Stress and Cortisol Modulation: DSIP exhibits stress-protective effects, potentially regulating the hypothalamic-pituitary-adrenal (HPA) axis and reducing cortisol levels. It may counteract stress-induced metabolic disorders.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Anaturally occurring nonapeptide first isolated from rabbit cerebral venous blood in 1974 by the Schoenenberger-Monnier group. Its amino acid sequence is Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu. DSIP is primarily known for its role in promoting deep, slow-wave sleep (SWS), which is crucial for restorative rest, memory consolidation, and metabolic waste clearance. It is found in the hypothalamus, limbic system, [&hellip;]<\/p>\n","protected":false},"featured_media":106,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[20],"product_tag":[34,21],"class_list":["post-144","product","type-product","status-publish","has-post-thumbnail","product_cat-peptides","product_tag-dsip","product_tag-peptides","first","instock","shipping-taxable","purchasable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/www.precisepeptidepen.com\/index.php?rest_route=\/wp\/v2\/product\/144","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.precisepeptidepen.com\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.precisepeptidepen.com\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.precisepeptidepen.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=144"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.precisepeptidepen.com\/index.php?rest_route=\/wp\/v2\/media\/106"}],"wp:attachment":[{"href":"https:\/\/www.precisepeptidepen.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=144"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.precisepeptidepen.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=144"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.precisepeptidepen.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=144"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.precisepeptidepen.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}