C
4 listings across 1 independently tested vendor, ranked by price per milligram after coupon codes anyone can use. Vendors you can only order from by message are hidden.
Some links here are affiliate links: if you buy through one, this site may earn a commission at no extra cost to you. Prices, rankings and plans are worked out the same way whether or not a vendor pays one.
Daily price tracking started October 7, 2026; a price-history chart appears here once a few days have been collected.
| Vendor | Trust | Listing | Vials | Price | Per mg | |
|---|---|---|---|---|---|---|
Atomik Labz Affiliate #85 by metascore · US. Florida, 33411 |
Metascore 77Finnrick 69%Bought vials 112% of label · 44 testsTitrateLab · Peptide CriticNo report for thisOnline checkoutCheck vendor |
Peptide C 10mg Ten Pack | 10 × 10 mg = 100 mg | $1,530.00 $153.00 per vial |
$15.30 | Buy |
Atomik Labz Affiliate #85 by metascore · US. Florida, 33411 |
Metascore 77Finnrick 69%Bought vials 112% of label · 44 testsTitrateLab · Peptide CriticNo report for thisOnline checkoutCheck vendor |
Peptide C 5mg Ten Pack | 10 × 5 mg = 50 mg | $810.00 $81.00 per vial |
$16.20 | Buy |
Atomik Labz Affiliate #85 by metascore · US. Florida, 33411 |
Metascore 77Finnrick 69%Bought vials 112% of label · 44 testsTitrateLab · Peptide CriticNo report for thisOnline checkoutCheck vendor |
Peptide C 10mg | 1 × 10 mg | $170.00 | $17.00 | Buy |
Atomik Labz Affiliate #85 by metascore · US. Florida, 33411 |
Metascore 77Finnrick 69%Bought vials 112% of label · 44 testsTitrateLab · Peptide CriticNo report for thisOnline checkoutCheck vendor |
Peptide C 5mg | 1 × 5 mg | $90.00 | $18.00 | Buy |
Mixing a 10 mg vial
What each common amount of bacteriostatic water gives you on a U-100 insulin syringe. Pick a vial size above to change it.
| Water | Strength | Per 10 units (0.1 mL) | Per unit |
|---|---|---|---|
| 1 mL | 10 mg/mL | 1,000 mcg | 100 mcg |
| 2 mL | 5 mg/mL | 500 mcg | 50 mcg |
| 3 mL | 3.333 mg/mL | 333.3 mcg | 33.33 mcg |
| 5 mL | 2 mg/mL | 200 mcg | 20 mcg |
Discussions elsewhere
Experiences and questions about C on other sites. Treat anecdotes with care.
C: questions people ask
How much does C cost?
The cheapest C from an independently tested vendor is $15.30 per mg (Atomik Labz, Peptide C 10mg Ten Pack, $1,530.00). Across 4 listings from 1 vendors the median is $17.00 per mg.
Where can I buy C?
1 vendors tested by Finnrick sell C. The cheapest per mg right now: Atomik Labz ($15.30). 0 of them publish a lab report (COA) for C; compare lab scores and reports in the table above before buying.