Hello Stacks
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Hello Stacks is a newer vendor with limited community history but maintains a public per-batch COA library verified by an independent lab. They offer a catalog of 62 peptide listings and provide fast shipping options. Payment is available via credit card only. No significant community feedback is available yet, impacting reputation and customer service scores.
Stacked partner offer · 15% off your order
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Score Breakdown
- Purity Testing20%95/100
- Community Reputation15%45/100
- FDA / Regulatory13%85/100
- Shipping & Fulfillment12%80/100
- Payment Security10%75/100
- Customer Service10%45/100
- Catalog Depth10%75/100
- Price Competitiveness10%60/100
Evidence
Vendor maintains a dedicated page publishing certificates of analysis and lab test results.
hellostacks.com
Pros & Cons
Pros
- Per-lot certificates of analysis from Vanguard Laboratory covering purity, assay and endotoxin (LAL) testing
- StackOne prefilled pens and refill cartridges alongside standard lyophilized vials
- Broad catalog across GLP class, healing, growth hormone secretagogues, cognitive and longevity compounds
- Same-day shipping on orders placed by 2 PM PST, in plain tracked packaging
- Free shipping over $150 and tiered multi-vial discounts
Cons
- Newer vendor with a thin public track record
- Prefilled pens carry a large device premium over the same compound in a vial
- Some permalinks do not match the product size on the page (Semax, Glutathione), which can confuse comparison shopping
- U.S. shipping only
Specialties
Payment Methods
Shipping
- Domestic
- Same-day ship on orders by 2 PM PST
- International
- No
- Tracking
- Yes
- Carriers
- -
Testing Methodology
Vendor publishes per-lot certificates of analysis on product pages, issued by Vanguard Laboratory (Olympia, WA). Certificates report HPLC purity, assay (quantity) and endotoxin (LAL) results.
FDA Warning History
No FDA warning letters on record.
Product Catalog
Every product we track from Hello Stacks, linked to its peptide research profile. Prices refreshed periodically - verify on the vendor site before ordering.
Hello Stacks, Frequently Asked
- Is Hello Stacks legit?
- Hello Stacks is a research-peptide vendor tracked in the Stacked directory, holding an independent Stacked Score of 72/100. Our score weighs third-party testing, reputation, transparency, and shipping, see the full breakdown above. No FDA warning letters are on record for Hello Stacks as of our last review.
- What is Hello Stacks's Stacked Score?
- Hello Stacks holds a Stacked Score of 72/100. Hello Stacks is a newer vendor with limited community history but maintains a public per-batch COA library verified by an independent lab. They offer a catalog of 62 peptide listings and provide fast shipping options. Payment is available via credit card only. No significant community feedback is available yet, impacting reputation and customer service scores. The score is editorial and independent of our affiliate relationship.
- Does Hello Stacks third-party test its peptides?
- Vendor publishes per-lot certificates of analysis on product pages, issued by Vanguard Laboratory (Olympia, WA). Certificates report HPLC purity, assay (quantity) and endotoxin (LAL) results.
- Does Hello Stacks ship internationally?
- Hello Stacks ships within the US. Typical domestic delivery runs Same-day ship on orders by 2 PM PST. Tracking is provided. Confirm current shipping terms on the vendor's site before ordering.
- Has Hello Stacks received any FDA warning letters?
- No FDA warning letters are on record for Hello Stacks as of our last review. We surface any that appear on the vendor profile.
Affiliate Disclosure
Disclosure
Stacked earns a commission on purchases via affiliate links on this page. This does not influence our Stacked Score methodology.