Sigma Compounds
Updated Oct 24, 2026
01At a glance
3 of 5
Named lab · Lot COA · HPLC · Mass spec · Outside tested
Accessible
No warning letter, no copied name
02Testing
No lab named.
The store does not say.
Purity by HPLC, as the store describes it.
03Prices
Prices run 27% above the median.
34 comparable compound and size pairs
Aug 26, 2026Oct 31, 2026
20% above market on Aug 26, 2026, 27% above on Oct 31, 2026.
Carries 36 of our compounds (114 listings)
92% of listings in stock; prices checked 24 Oct 2026
| Compound | Lead size | Store $/mg | Market median $/mg | Difference |
|---|---|---|---|---|
| KPV | 10 mg | $5.90 | $5.20 | 13% |
| Semax | 10 mg | $5.90 | $4.50 | 31% |
| PT-141 (Bremelanotide) | 10 mg | $5.90 | $4.30 | 37% |
| Selank | 10 mg | $4.72 | $4.50 | 5% |
| Sermorelin | 10 mg | $7.90 | $6.90 | 14% |
| TB-500 / Thymosin Beta-4 | 10 mg | $11.90 | $6.40 | 86% |
| BPC-157 | 10 mg | $7.90 | $5.50 | 44% |
| CJC-1295 with DAC | 5 mg | Not comparable | $10.40 | Not comparable |
| GHK-Cu | 50 mg | $0.90 | $0.80 | 13% |
| Glutathione | 1500 mg | $0.06 | $0.05 | 20% |
| SS-31 (Elamipretide) | 10 mg | $5.52 | $5.10 | 8% |
| Thymosin Alpha-1 | 10 mg | $10.90 | $7.00 | 56% |
| Tirzepatide | 10 mg | Not comparable | $7.00 | Not comparable |
| 5-Amino-1MQ | 50 mg | $2.38 | $1.60 | 49% |
| DSIP (Delta Sleep-Inducing Peptide) | 5 mg | Not comparable | $7.00 | Not comparable |
| Epitalon | 10 mg | $7.65 | $4.00 | 91% |
| IGF-1 LR3 | 1 mg | $69.00 | $71.00 | -3% |
| Ipamorelin | 10 mg | $6.90 | $5.50 | 25% |
| Kisspeptin | 10 mg | $5.90 | $5.50 | 7% |
| L-Carnitine (Levocarnitine) | 600 mg | Not comparable | $0.08 | Not comparable |
| LL-37 | 5 mg | $13.80 | $11.80 | 17% |
| Melanotan I (Afamelanotide) | 10 mg | $4.90 | $3.80 | 29% |
| Melanotan II | 10 mg | $3.92 | $3.80 | 3% |
| MOTS-c | 10 mg | Not comparable | $5.00 | Not comparable |
| NAD+ | 500 mg | $0.18 | $0.14 | 29% |
| Retatrutide | 10 mg | Not comparable | $7.95 | Not comparable |
| Tesamorelin | 10 mg | $9.70 | $7.40 | 31% |
| VIP (Vasoactive Intestinal Peptide) | 10 mg | $11.90 | $6.80 | 75% |
| Vitamin B12 | 10 mg | Not comparable | $5.50 | Not comparable |
| AOD-9604 | 5 mg | Not comparable | $9.80 | Not comparable |
| CJC-1295 (no DAC) + GHRP-2 blend | 10 mg | $7.90 | $7.50 | 5% |
| Dihexa | 10 mg | Not comparable | $5.00 | Not comparable |
| Methylene Blue | 10 mg | Not comparable | Not comparable | Not comparable |
| Noopept (Omberacetam) | Not comparable | Not comparable | Not comparable | Not comparable |
| SLU-PP-332 | 5 mg | Not comparable | $13.40 | Not comparable |
| Tesamorelin + Ipamorelin blend | 13 mg | $9.77 | $7.69 | 27% |
04Vendor Watch
Site answered Nov 1, 2026
05Company and payment
How you can pay
Accepts credit cards: Not stated before checkout
Not listed ('100% secure payment'); reviewers call payment easy but do not name methods
Who's behind it
None listed; email only (support@sigmacompounds.com)
Same-day shipping cutoff is noon Central. sigmapeptides.com ('Sigma') is a separate store
06Dates
- Prices last read
- Oct 24, 2026
- Profile last reviewed
- Oct 19, 2026
- Slice generated
- Nov 2, 2026