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For laboratory & research use only — not for human or veterinary use

Peptides
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Peptides
Single-vial research peptides, ≥99% purity with a COA on every batch. Each lot is matched to its certificate before the vial leaves Sheridan.
Nasal Sprays
Pre-mixed intranasal formats, ready to use straight from the bottle. No reconstitution and no bacteriostatic water, tested to the same standard as the vials.
Research
COA Library
Certificates of analysis for every batch — HPLC and mass spec results. Search by lot number and download the file for the exact vial you received.
Frequently Asked Questions
Ordering, shipping, purity testing and account questions answered. Written for a first order as much as for a restock.
Health Programs
Metabolic
Weight Management
Peptides studied for body composition and appetite signalling.
Energy & Fatigue
NAD+, B12, peptide, and immune-modulation options for cellular energy.
Heart & Mind
Sleep Support
Prescription, peptide, and nasal-spray options for more restful nights.
Heart Health
Cardiovascular and lipid pathway research compounds.
Immunity & Recovery
Chronic Pain & Arthritis
Peptides studied for inflammation and joint tissue repair.
Skin, Hair & Sexual Health
Research targets across tissue, follicle, and hormone pathways.
Longevity
Men’s Aging
Hormone and vitality targets studied in male models.
Women’s Aging
Hormone and tissue targets studied in female models.
Lab Tests
Metabolic & Heart
Metabolic & Insulin Panel
Fasting glucose, insulin, HbA1c and HOMA-IR — the baseline for any GLP-1 protocol.
Advanced Lipid & ApoB
ApoB, Lp(a), LDL-P and particle size, not just the standard cholesterol four.
Complete Thyroid Panel
TSH, free T3, free T4, reverse T3 and TPO antibodies for fatigue workups.
Hormones & Immunity
Men’s Hormone Panel
Total and free testosterone, SHBG, oestradiol, LH, FSH and prolactin.
Women’s Hormone Panel
Oestradiol, progesterone, LH, FSH, AMH and testosterone, cycle-timed.
Inflammation & Immunity
hs-CRP, homocysteine, ferritin and white-cell differential.
Longevity & Baseline
PGx Drug Response Test
Genetic screen showing how your body metabolizes and responds to common medications.
Biological Age & NAD+
Epigenetic age estimate alongside NAD+ and cellular-energy markers.
Full Body Baseline
Metabolic, lipid, thyroid, hormone, kidney and liver panels in one draw.
Assessments
Affiliates
About Us
Company
About BuyTides.com
Who we are and why we built BuyTides.
Contact BuyTides.com
Reach our team about an order or a product.
Our Care
About Our 503A Pharmacy
The compounding pharmacy that prepares and fills your prescriptions.
Our Telemedicine Platform
How online visits with our providers work.
Learn More
Blog
Articles on peptides, hormones and everyday health.
General Questions for Us
Answers on orders, shipping and prescriptions.
Video coming soon

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Same-day shipping on orders by 2pm EST

USA sourced · USA shipped

Free shipping on orders over $150

4.9/5 from 1,200+ verified researchers

≥99% purity — HPLC + mass spec

Endotoxin tested · sterility verified

COA on every batch