Biobuilt

Build Your Biology

Peptide Guide
What each peptide is studied for
A quick, plain-language guide to help you find what fits your goals. Not sure which is right for you, or what pairs well together? Message us — we're happy to help you choose.
Recovery & Repair

BPC-157

Studied for helping the body heal — especially muscles, tendons, joints, and the gut lining. One of our most popular recovery options.

TB-500

Studied for recovery and flexibility, and for helping heal muscle and connective tissue. Often paired with BPC-157.

BPC-157 / TB-500 Blend

Our recovery blend — two of the most popular healing peptides combined in one, so you don't have to run them separately.

GHK-Cu

A copper peptide studied for skin health, collagen, wound healing, and hair. Popular for a healthy, youthful look.

KPV

Studied for calming inflammation — especially in the gut and skin.

KLOW Blend

A blend studied for skin, hair, and whole-body repair — our all-in-one recovery formula.

Metabolic & Weight

Retatrutide

Studied for weight loss and blood sugar control. One of the newest and most talked-about options — and our top seller.

Cagrilintide

Studied for appetite control and weight loss. Often paired with other weight-support peptides for a bigger effect.

AOD-9604

Studied for fat burning — without affecting blood sugar.

MOTS-c

Studied for energy and metabolism, and for how the body uses fat and sugar.

Growth & Performance

CJC-1295 / Ipamorelin

A popular pair studied for boosting your body's own growth hormone — for recovery, better sleep, and body composition.

Tesamorelin

Studied for reducing belly fat and supporting healthy growth hormone levels.

Tesamorelin / Ipamorelin Blend

Combines two growth-hormone support peptides in one — for recovery and a leaner body.

Brain & Mood

Semax

Studied for focus, mental clarity, and protecting the brain during stress.

Selank

Studied for a calmer mind and less anxiety — without making you drowsy.

Longevity & Wellness

NAD+

Studied for energy, cell repair, and healthy aging. It's a key molecule your cells use for fuel.

Epithalon

Studied for healthy aging and better sleep, and for supporting your body's internal clock.

SS-31

Studied for supporting your mitochondria — the tiny "batteries" inside your cells — for energy and recovery.

Glutathione

Your body's master antioxidant — studied for detox, brighter skin, and immune support.

Vitality

PT-141

Studied for boosting sexual desire and arousal — for both men and women.

Kisspeptin-10

Studied for supporting natural hormone balance and reproductive health.

Not sure where to start, or what pairs well? That's the most common question we get — and there's no one-size answer. Message us with your goal and we'll point you to the right fit, including any combos that make sense for you.
This guide is for general educational information only and describes what these compounds are studied for in research. It is not medical advice and makes no claims to diagnose, treat, cure, or prevent any condition. Products are research-grade and sold for personal research and educational purposes. Always do your own research and consult a qualified professional. 18+.