Back to Vendor Reviews
Vendor Review

Welli Labs

A verified U.S. research peptide vendor with positive peptide-quality reports, alongside quality-control concerns involving bacteriostatic water and one cloudy vial.

🇺🇸 USA VerifiedPassed our business, testing, and track-record review. Requires verifiable identity, purity, and quantitative content or potency testing; identity or mass alone is not enough.
Fulfillment1–2 business days
Price$$
3.5
★★★★☆
2 reviews
Visit Website

What Reviewers Mention

Recurring themes summarized from the available Welli Labs feedback. These are editorial takeaways, not customer quotes.

Solid peptide quality

Both reviews describe the peptides positively, including good overall results across a seven-vial testing set.

High-purity testing

One reviewer reports that third-party testing showed high peptide purity.

Responsive support

Welli replaced a cloudy vial after a short customer-service exchange.

Quality-control concerns

The feedback includes bad bacteriostatic water and one cloudy vial from a ten-vial order.

Welli Labs Reviews

Recent customer feedback.

Loading reviews…