Menu
Peptide Database
Results
No peptides found
Featured

Use search to browse all 100+ peptides

Oxytocin

Pitocin, Syntocinon

A nonapeptide hormone that induces uterine contractions, milk ejection, and modulates social behaviors via oxytocin receptors.

Quick Stats
Studies 93
Trials 100
Formula C43H66N12O12S2
Clear All
Utility 4
pubmed Nov 21, 2025

Heartfulness meditation alters neuroendocrine profiles: A randomized controlled trial on hormones of stress and well-being.

Philip. Sanjana T ST; Thimmapuram. Jayaram J; Thakur. Kapil K; Dayal. Navami N; Patil. Yogesh Y; Sab...

A 30‑day Heartfulness meditation program boosted the “feel‑good” hormones oxytocin and β‑endorphins and cut the stress hormone cortisol, while also improving mood and meditation depth, showing a simple, drug‑free way to enhance stress resilience and well‑being.

Utility 3
pubmed Dec 8, 2025

Overcoming barriers: nanomedicine-based strategies for nose-to-brain delivery.

Paraiso. West Kristian WK; Palacín Ramos. Carlos C; Hossain. Parisa Mishal PM; Alvarez Gordi. C...

This review explains that getting drugs like oxytocin into the brain is hard because of the blood‑brain barrier, but spraying them into the nose can bypass that barrier. Using tiny particles (nanomedicines) in the spray may help more oxytocin reach the brain, though the technology is still being tested and isn’t widely available yet.

Utility 3
pubmed Nov 25, 2025

Oxytocin treatment reduces cancer cachexia in a pre-clinical model.

Sviercovich. Alexandra A; Watanabe. Etsuko E; Fernandez. Estefania S ES; Renzini. Alessandra A; Liu....

A study in mice shows that giving oxytocin, a hormone already used medically, can protect against the muscle wasting seen in cancer cachexia, boosting muscle size and reducing breakdown proteins. While human data are limited, the results suggest oxytocin could one day help preserve muscle mass in serious illness or aging, but more research is needed before trying it yourself.

Utility 3
pubmed Dec 3, 2025

Social bonds and health: exploring the impact of social relations on oxytocin and brain-gut communication in shaping obesity.

Zhang. Xiaobei X; Dong. Tien S TS; Gee. Gilbert C GC; Kilpatrick. Lisa A LA; Beltran-Sanchez. Hiram...

The study found that people who feel emotionally supported and are married tend to have lower body weight, healthier eating habits, higher blood oxytocin, and brain and gut changes that curb cravings and inflammation. In simple terms, good relationships may boost oxytocin naturally and help keep weight down.

Utility 3
pubmed Nov 27, 2025

Tactile stimulation reverses painful stimuli outcomes via PVN-VTA oxytocin circuitry and dopaminergic regulation.

Sun. Yahan Y; Qian. Wei W; Zhang. Lizi L; Niu. Haiwei H; Li. Luoman L; Li. Lu L; Zhu. Yiting Y; Xiao...

In baby voles, gentle back‑brushing (a stand‑in for caring touch) fixed the bad effects of early painful pinches by turning on oxytocin cells in the brain that talk to dopamine‑rich areas. This boost lowered anxiety, made the animals more social, and changed gene activity linked to dopamine and stress. The same benefits disappeared when oxytocin receptors in the dopamine area were blocked, showing the effect depends on oxytocin signaling.

Utility 3
pubmed Dec 8, 2025

Effects of Intranasal Oxytocin Administration on Histophysiology of the Hippocampus in Maternally Separated Adolescent Male Rats.

Najafabadi. Parisa Salehi PS; Shamsara. Ali A; Mirzaie. Vida V; Sheibani. Vahid V; Ahmadi. Mahdiyeh...

In a rat study, separating pups from their mother caused anxiety‑like behavior, brain inflammation, and fewer support cells (astrocytes) in the hippocampus. Giving the rats intranasal oxytocin for a week partly fixed the brain cell and inflammation problems, though it didn’t rescue damaged neurons. The findings hint that oxytocin might help counteract some stress‑related brain changes, but the work is still early and done in animals.

Utility 3
pubmed Nov 12, 2025

Intranasal Oxytocin and Physical Intimacy for Dermatological Wound Healing and Neuroendocrine Stress: A Randomized Clinical Trial.

Schneider. Ekaterina E; Hernández. Cristóbal C; Brock. Robert R; Eckstein. Monika M; Boden...

Giving yourself a nasal spray of oxytocin twice a day and making sure you have regular affectionate touch or sex with a partner can slightly speed up skin wound healing and lower stress hormones, but the benefits are modest and not consistently strong across all analyses.

Utility 3
pubmed Dec 1, 2025

Nipple stimulation for labour augmentation: evidence from randomised and quasi-experimental studies.

Videgård. Matilda M; Anderberg. Louise L; Wells. Michael B MB

Nipple stimulation during labor—like gently rolling or massaging the nipples—has been shown in several studies to boost natural contractions, shorten the first stage of labor, and increase the chances of a vaginal birth while cutting down the need for synthetic oxytocin, with only mild, reversible side effects reported.

Utility 3
pubmed Dec 5, 2025

Overcoming Challenges in the Metabolism of Peptide Therapeutics: Strategies and Case Studies for Clinical Success.

Ma. Bin B; Fuhrmann. Jakob J; Henriksen. Hanne H; Khojasteh. S Cyrus SC; Li. Wanqing W; Liu. Joyce J...

The paper explains why peptide drugs like oxytocin break down quickly in the body and how scientists make them last longer and work better by changing their structure or using special delivery systems. It gives real examples of successful drugs that use these tricks, showing that the same ideas could help anyone experimenting with peptide supplements.

Utility 3
pubmed Nov 19, 2025

Stachydrine Ameliorates Uterine Hypercontractility in Primary Dysmenorrhea by Targeting the COX-2/PGF2α Pathway.

Cheng. Yongfeng Y; Chen. Shuo S; Cao. Dianjie D; Cheng. Hairu H; Chen. Siyuan S; Shu. Yi Y; Wang. Yu...

A plant compound called stachydrine was shown in mouse studies to calm down uterine cramps and inflammation that are driven by oxytocin, a hormone that makes the uterus contract. It works by blocking the COX‑2/PGF2α pathway and involves nitric‑oxide signaling. While the results are promising for menstrual pain, they’re still pre‑clinical, so it’s not ready for direct use yet.

Utility 3
pubmed Nov 20, 2025

Oxytocin-mediated neuroprotection in ischemic stroke: molecular mechanisms, therapeutic potential and clinical translational prospects.

Chen. Yuan Y; Li. Tao T; Zou. Long L; Li. Yanhui Y

Oxytocin, a hormone best known for social bonding, also protects brain cells during a stroke. It helps keep the blood‑brain barrier intact, calms inflammation, reduces oxidative damage, and supports brain‑blood vessel repair. The biggest hurdles are getting enough oxytocin into the brain and figuring out the right timing and dose for each person.

Utility 3
pubmed Nov 17, 2025

Effects of exogenous oxytocin on human brain function are regulated by oxytocin gene expression: A meta-analysis of 20 years of oxytocin neuroimaging and transcriptomic analyses.

Wang. Junjie J; Gan. Xianyang X; Han. Mengfan M; Dong. Wenyi W; He. Jingxian J; Fu. Kun K; Bore. Mer...

A big review of brain scans shows that giving people oxytocin mainly changes activity in a deep brain circuit that includes the thalamus, striatum (pallidum and caudate) and insula. These changes line up with where oxytocin‑related genes are most active, and they also overlap with dopamine, acetylcholine and opioid systems.

Utility 3
pubmed Nov 12, 2025

Effects of oxytocin receptor ligands on anxiogenic-like effect, social avoidance and changes on medial prefrontal cortex oxytocin receptor expression evoked by chronic social defeat stress in rats.

Canto-de-Souza. Lucas L; Baptista-de-Souza. Daniela D; Busnardo. Cristiane C; Crestani. Carlos C CC

In stressed rats, giving the oxytocin‑like drug carbetocin reduced anxiety, while blocking oxytocin receptors stopped this benefit. Social stress changed oxytocin receptor levels in specific brain areas, and carbetocin could reverse some of those changes.

Utility 3
pubmed Nov 26, 2025

Oxytocin may promote hippocampal neurogenesis in ischemic stroke rats via a pathway related to DNMT1-mediated Wnt3a/β-catenin.

Li. Xiaofan X; Shi. Guang G; Guo. Wanshu W; Wen. Kaishu K; Liu. Yifei Y; Cheng. Jiayue J; Liu. Meich...

In rats that had a stroke, giving oxytocin under the skin for a week reduced brain damage, helped new brain cells grow in the hippocampus, and improved memory and social behavior. The benefit seems to come from oxytocin turning on a specific cell‑growth pathway (Wnt3a/β‑catenin) while blocking a DNA‑methylation process that would normally shut that pathway down.

Utility 2
pubmed Nov 15, 2025

Unraveling the impact of oxytocin receptor gene methylation on stress and inflammation in older adults.

Wright. Kylie A KA; Polk. Rebecca J RJ; Lin. Tian T; Chen. Shanting S; Yang. Janie J; Krol. Kathleen...

The study found that older adults with more chemical tags (methylation) on the oxytocin‑receptor gene and who feel more stressed also have higher levels of inflammation in their blood. This suggests the gene’s methylation may be a bridge between stress and age‑related inflammation.

Utility 2
pubmed Dec 9, 2025

Arginine Vasopressin Deficiency and Oxytocin Deficiency in the Endocrine Clinic.

Atila. Cihan C; Refardt. Julie J; Christ-Crain. Mirjam M

The paper explains that low levels of the hormones vasopressin and oxytocin can happen after damage to the brain area that makes them. Low vasopressin causes lots of urination and thirst and is treated with a synthetic drug called desmopressin. Low oxytocin may lead to social and emotional problems, but it’s hard to measure and there’s no standard test yet. Early work suggests that nasal sprays of oxytocin might help mood and social skills, but solid proof is still missing.

Utility 2
pubmed Nov 17, 2025

Non-synaptically released oxytocin regulates social communication by acting on vasopressin V1a receptors.

Aspesi. Dario D; Walton. James C JC; Grieb. Zachary A ZA; Kirchner. Matthew K MK; Song. Zhimin Z; Lo...

Scientists found that in hamsters, a hormone called oxytocin can be released in a non‑synaptic way and then works through a different receptor (the vasopressin V1a receptor) to boost scent‑marking, a social behavior. This shows oxytocin’s effects aren’t limited to its own receptor and that the V1a pathway matters for certain social actions.