Wellness Journal | Blog | Hydration Room

What Is Peptide Therapy and How Can It Slow Aging?

Written by Dr. Florie | July 31, 2025

From Skin Health to Immune Defense: The Benefits of Peptide​ Therapy

Whether it’s insulin injections or skin care serums, peptides have long been a part of health and wellness therapies. As the building blocks of proteins, peptides play an essential role in numerous processes, including energy production, metabolism, collagen production,  immune function, libido, and skin repair. These short chains of amino acids are naturally made within the body, but this process can slow with age or fall short of demand due to an insufficient diet or increased physical activity. In these cases, synthesized peptides can be efficiently delivered through approaches like injections, topical serums, or nasal sprays. In this article, we’ll explore peptide therapies, how they work, and who can benefit from them. 

What Are Peptides and Why Do They Matter?

Peptides are synthesized in the body by assembling short chains of amino acids absorbed from nutrient-rich foods like meat, fish, and beans. Many hormones, neurotransmitters, and growth factors are peptides, functioning as signaling molecules that help regulate physiological processes such as blood sugar, metabolism, and pain sensation. Peptides can also be structural components, helping to maintain tissue strength and resilience, as in the case of collagen.

However, various factors can impede our ability to create peptides naturally. As we age, our peptide levels decline. This can lead to less cellular repair, reduced muscle mass, slower metabolism, and visible signs of aging like wrinkles and loss of skin elasticity. A diet lacking essential nutrients, proteins, and amino acids can also impair the body's ability to produce peptides. Additionally, illness, infection, stress, intense physical activity, and certain health conditions can increase the body's need for specific peptides or impair their synthesis.

What Are the Benefits of Peptide Therapy?

Peptide therapy refers to various treatments that mimic naturally occurring peptides, delivering peptides that target specific wellness goals, such as improving skin health, muscle mass, energy levels, immune function, or cognitive abilities.

At Hydration Room, we offer at-home peptide injections that are immediately bioavailable by your body, unlike oral peptide supplements, which are broken down during digestion and can only be partially absorbed as amino acids. 


Peptides for Anti-Aging


As we grow older, declining peptide production can contribute to fatigue, wrinkles, slower recovery and metabolism, loss of muscle mass, and cognitive decline. Peptide therapies targeting these aspects of aging can help fight their progression and keep you feeling younger longer.

CJC-1295 (No DAC)

CJC-1295 (No DAC) stimulates the pituitary gland to release your own body's growth hormone (GH), mimicking the body’s natural secretion rhythm for a healthy boost. This may help:

  • Skin Health: Enhanced collagen production and cellular repair may reduce wrinkles.
  • Tissue repair: Increased GH supports faster recovery from injuries and exercise by enhancing protein synthesis, collagen production, and cellular repair mechanisms.
  • Weight loss: Promotes fat breakdown (lipolysis), helping to fight changes in body composition.
  • Lean muscle mass: Supports muscle protein synthesis and muscle repair while shifting metabolism toward fat loss and muscle retention.

Sermorelin

  • Sleep quality: Improves REM sleep duration and reduces periods of wakefulness for deeper, more restorative sleep. 
  • Cognitive function: Supports neuronal health, plasticity, and synaptic repair. Enhanced sleep also aids memory consolidation, mental clarity, and focus.
  • Energy: Enhances cellular energy output and boosts metabolism, helping convert food (especially fats) into usable energy and improving stamina.
  • Weight loss: Promotes a more youthful hormonal balance, ramping up metabolic rate and helping to break down stored body fat. 


GHK-Cu (Topical Serum)

Unlike our injection therapies, our GHK-Cu peptide is applied as a topical serum directly into the skin. This peptide promotes collagen and elastin production for firmer skin, reduced wrinkles, and accelerated wound healing. Its topical application allows you to target areas like the face that you specifically want to treat.

Peptides for Weight Loss

Tesamorelin

When you exercise, your body increases the production and release of peptides that signal muscle repair, fat breakdown, and tissue recovery—all of which can help you lose weight. If you are having difficulty keeping unwanted weight off through exercise and diet, injections of CJC-1295 (No DAC), Sermorelin, and Tesamorelin might help.

Like the two previously covered peptides, Tesamorelin stimulates growth hormone secretion and enhances the breakdown of triglycerides within fat cells. In particular, Tesamorelin targets visceral fat—the deeper, more dangerous fat that can impact critical organ function.

Tesamorelin has the dual benefit of helping to increase lean muscle mass and improve muscle tone, even as fat stores decrease—unlike many other weight loss interventions.

Peptides for the Immune System

Thymosin Alpha-1 (TA1)

Thymosin Alpha-1 (TA1) peptide injections can provide powerful support for those facing immune suppression—whether due to chronic infections, cancer, autoimmune disease, or age-related decline in immune function. TA1 enhances immune defense by:

  • Stimulating T cell activity to coordinate robust responses against infections and tumors.
  • Activating natural killer (NK) cells to better detect and destroy virus-infected and cancerous cells.
  • Keeping inflammation under control, so your body fights illness without overreacting.
  • Promoting immune homeostasis and resilience, helping restore balance in cases of significant immune suppression.

    While not a general remedy for common colds or flu in healthy individuals, TA1 is a valuable option when other approaches prove inadequate and targeted immune modulation is needed.

Peptides for Libido

PT-141 (Bremelanotide)

This peptide directly stimulates brain pathways that control sexual desire in the hypothalamus. It can promote dopamine release and activate the neural circuits underlying arousal and motivation, enhancing libido and sexual satisfaction in both men and women. PT-141 is FDA approved in premenopausal women for Hypoactive Sexual Desire Disorder. 

PT-141 can be an effective, natural alternative to erectile dysfunction medications, especially for people with cardiovascular risks, since it does not significantly affect blood pressure.

Peptides for Energy

By stimulating the pituitary gland to increase the production of growth hormone, CJC-1295 (No DAC) and Sermorelin can both help enhance energy and vitality by improving metabolism, cellular energy production, and sleep quality. If you’re experiencing fatigue or having trouble exercising the way you used to, CJC-1295 (No DAC) or Sermorelin injections could improve your energy, stamina, and recovery time.

What to Expect With Peptide Therapy

To begin peptide therapy at Hydration Room, patients schedule a free virtual consultation with one of our nurse practitioners, who will oversee their treatment. Peptides are easily ordered online and picked up at the nearest Hydration Room clinic. 

Experience the Benefits of Peptides at Hydration Room

At Hydration Room, all of our treatments are physician-designed and overseen by our licensed medical team. If you have been experiencing fatigue, weight gain, brain fog, low libido, or frequent or prolonged viral infections—whether due to age or another medical condition—peptide therapy might give you the boost you need. Contact us to schedule your free consultation today and start feeling your best.

FAQs:

How Quickly Do Peptide Injections Work?

Peptide therapy can begin to show effects within a few weeks, but the exact timeline varies based on the individual and type of peptide. Subcutaneous injections are generally the fastest way to absorb peptides. As with most health and wellness therapies, sustained, consistent treatments are the best way to maximize benefits in addition to maintaining a healthy lifestyle.


Peptide Primary Benefits Treatment Schedule
CJC-1295 (No DAC) Lean muscle gain, fat loss, sleep, recovery 5 days on / 2 days off per week
PT-141 (Bremelanotide) Libido, arousal, performance Inject 30 mins prior to sexual activity
Sermorelin Energy, sleep, metabolism, cognition 5 days on / 2 days off, 3–6 month protocol
GHK-Cu (Topical Serum) Collagen, wrinkles, wound healing, skin elasticity Apply AM/PM to face before other products
Thymosin Alpha-1 (TA1) Immune defense, viral resistance 2x weekly for 8 weeks on / 8 weeks off
Tesamorelin Fat loss, lean muscle, liver fat reduction 5 days on / 2 days off per week

Do Peptides Have Side Effects?

Because peptide therapies mimic natural peptides, they are generally well-tolerated and safe when treatment is guided by medical professionals. Side effects are rare but could include nausea, headache, light-headedness, or swelling, bleeding, infection at the injection site. Let the nurse practitioner know if you are pregnant or nursing, have a medical condition, or are taking medicines. Or, consult your doctor before starting peptide therapy. 

Are Peptides Allowed in Sports?

If you are a competitive athlete, you should be aware that peptide therapies are generally prohibited for use in leagues governed by anti-doping organizations such as the World Anti-Doping Agency (WADA) and the U.S. Anti-Doping Agency (USADA). Check with your league before starting any protocol.