FAQ
Frequently Asked Questions USPowders.com | Research-Grade Cosmetic Peptide Powders
🛍️ ORDERING & PAYMENTS
❓ How do I place an order? Browse our store, add items to your cart, and checkout securely through PayPal or Stripe. You’ll receive an order confirmation email immediately after purchase.
❓ What payment methods do you accept? We accept all major credit and debit cards (Visa, Mastercard, Amex, Discover) as well as PayPal. All transactions are processed securely.
❓ Can I change or cancel my order after placing it? Contact us immediately at support@uspowders.com. We ship quickly so we cannot guarantee changes or cancellations once an order is being processed.
❓ Do you offer bulk or wholesale pricing? Yes. Contact us at support@uspowders.com with your quantity requirements and we’ll provide a custom quote.
❓ Do you offer discounts or bundles? Yes. We periodically offer bundle deals and promotional pricing. Follow us on social media or subscribe to our email list to stay updated.
📦 SHIPPING & DELIVERY
❓ Where do you ship? We ship across the United States via USPS. For international shipping inquiries contact us before ordering at support@uspowders.com.
❓ How fast do you ship? Orders typically ship within 1–3 business days. We are an Etsy Star Seller recognized for fast, reliable fulfillment.
❓ How will my order be packaged? All peptide powders are sealed, labeled, and packaged securely to protect against moisture and light during transit.
❓ Do you provide tracking? Yes. You will receive a tracking number via email once your order ships.
❓ What if my order arrives damaged? Contact us within 48 hours of delivery at support@uspowders.com with a photo of the damage and we will make it right.
🔬 PRODUCTS & INGREDIENTS
❓ What products do you sell? USPowders carries a focused catalog of research-grade bioactive peptide powders and finished skincare serums including:
· GHK-Cu Copper Peptide Powder · AHK-Cu Copper Peptide Powder · Snap-8 Acetyl Octapeptide-3 Powder · 2-Deoxy-D-Ribose (2DDR) Powder · PDRN Polydeoxyribonucleotide Powder · Syn-Ake Dipeptide Powder · Cell Revive+ Serum · Glo Getter Serum · RadianceBoost+ Serum
❓ Are these finished skincare products or raw ingredients? We sell both. Our peptide powders are raw cosmetic chemistry ingredients intended for professional formulation. Our serums (Cell Revive+, Glo Getter, RadianceBoost+) are finished ready-to-use skincare products.
❓ What purity are your peptide powders? Our GHK-Cu and 2DDR powders are 99% purity. All other peptides are supplied at research grade. Purity is stated on each individual product listing.
❓ Are your products safe for skin? Our finished serums are formulated for topical use. Our raw peptide powders must be properly incorporated into a finished formulation before skin application. Always conduct patch testing before use.
❓ How should I store peptide powders? Store sealed in a cool, dry location away from direct light and moisture. Refrigeration is recommended after opening for maximum shelf life.
❓ What is the shelf life of your products? Finished serums are shelf-stable for 12 months sealed. Raw peptide powders stored correctly maintain stability for 12–24 months. Always check your specific product for details.
⚗️ FORMULATION QUESTIONS
❓ I am new to formulating — where do I start? We recommend starting with GHK-Cu at 1% in a simple water and hyaluronic acid base. Check our US Peptides Blog for beginner-friendly formulation guides and step-by-step recipes.
❓ What are typical use levels for your peptides?
GHK-Cu: 0.5% – 2% in finished formulations AHK-Cu: 0.001% – 0.05% in finished formulations Snap-8: 3% – 10% of 500ppm working solution 2DDR: 0.1% – 1% in finished formulations PDRN: 0.1% – 1% in finished formulations Syn-Ake: 4% – 10% of 500ppm working solution
❓ Are your peptides water-soluble? Yes. All USPowders peptide powders are water-soluble. Dissolve in distilled or deionized water before incorporating into your formulation.
❓ What pH range should I formulate at? Most of our copper peptides are stable at pH 5.0–7.0. Snap-8 and Syn-Ake are stable at pH 4.0–7.0. PDRN performs best at pH 6.0–7.5. Always verify stability within your specific formulation.
❓ Can I combine multiple peptides in one formulation? Yes. Many of our peptides are highly complementary. Popular combinations include:
· GHK-Cu + AHK-Cu for anti-aging and scalp formulations · Snap-8 + Syn-Ake for dual-mechanism anti-wrinkle serums · GHK-Cu + PDRN for advanced skin renewal formulations
❓ I have a specific formulation question — can you help? Absolutely. Email us at support@uspowders.com with your question and we will do our best to assist.
↩️ RETURNS & REFUNDS
❓ What is your return policy? We accept returns within 30 days of delivery on unopened, sealed products in original condition. All sales are final once a package has been opened due to the nature of raw peptide powders.
❓ How do I start a return? Email support@uspowders.com with your order number and reason for return. We will respond within 24 hours with next steps.
❓ When will I receive my refund? Once we receive and inspect your return, refunds are processed to your original payment method within 3–5 business days.
❓ Who pays for return shipping? Customers are responsible for return shipping costs unless the return is due to our error such as a wrong or damaged item.
⚠️ SAFETY & LEGAL
❓ Are these products FDA approved? Our raw peptide powders are cosmetic chemistry ingredients, not drug products, and are not subject to FDA approval as cosmetics. They have not been evaluated by the FDA to diagnose, treat, cure, or prevent any disease.
❓ Can I ingest or inject these powders? No. All USPowders products are for cosmetic and external use in finished formulations only. They are not intended for human consumption or injection under any circumstances.
❓ Who are these products intended for? Our raw peptide powders are intended for professional cosmetic formulators, indie skincare brands, licensed estheticians, cosmetic chemistry researchers, and advanced DIY skincare enthusiasts.
📬 CONTACT & SUPPORT
❓ How do I contact you? 📧 support@uspowders.com We respond to every message within 24 hours Monday through Friday.
❓ Do you have a blog or formulation resources? Yes. Visit our US Peptides Blog for science-backed formulation guides, ingredient deep-dives, serum recipes, and cosmetic chemistry tips.
❓ Where else can I find USPowders? Find us on Etsy as a verified Star Seller for additional product listings, reviews, and customer photos.
⚠️ Disclaimer All USPowders products are for cosmetic and external use in finished formulations only. Not for human consumption or injection. Not evaluated by the FDA. Not intended to diagnose, treat, cure, or prevent any disease or medical condition. For use by trained formulators and cosmetic professionals. Keep out of reach of children.
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