DSIP vs Epithalon
DSIP: Delta sleep-inducing peptide. Epithalon: Pineal tetrapeptide (epitalon). Per milligram, Epithalon is cheaper right now (USD 0.667 vs USD 0.230 at the cheapest tested vendor). DSIP has stronger published evidence (grade B vs C). Prices per mg compare cost, not effect: the amounts used in studies differ between compounds.
DSIP
A nine-amino-acid peptide first isolated from rabbits that was reported to promote deep sleep; human results have been inconsistent.
- What it is
- Delta sleep-inducing peptide
- Category
- Sleep & mood
- Status
- Not approved. Research use only.
- Cheapest
- USD 0.667 per mg (Mai Peptide)
- Median price
- USD 4.05 per mg
- Vendors
- 73 independently tested, 22 with a lab report
- Research
- Grade B: Some human evidence (9 papers)
- Reported side effects
- Increased heart rate and reduced heart-rate variability (during anaesthesia); Transient mild arousal in the first hour after injection
Epithalon
A four-amino-acid peptide based on a pineal-gland extract, reported in Russian studies to lengthen telomeres in cells and to normalize melatonin rhythms.
- What it is
- Pineal tetrapeptide (epitalon)
- Category
- Longevity & bioregulators
- Status
- Not approved. Research use only.
- Cheapest
- USD 0.230 per mg (BeiBangAn)
- Median price
- USD 2.18 per mg
- Vendors
- 75 independently tested, 21 with a lab report
- Research
- Grade C: Mostly animal studies (11 papers)
- Studied as
- tested only in animals or cells
Cheapest tested vendors for DSIP and Epithalon
Lowest price per milligram at up to three independently tested vendors each. Rankings are by price only; open a vendor to see its lab results.
| Peptide | Vendor | Per mg |
|---|---|---|
| DSIP | Mai Peptide | USD 0.667 |
| BFF Chem | USD 0.750 | |
| Bfflink | USD 0.750 | |
| Epithalon | BeiBangAn | USD 0.230 |
| LN Peptides | USD 0.230 | |
| Shenzhen Loga Tech LG LOGA | USD 0.270 |
Questions people ask
What is the difference between DSIP and Epithalon?
DSIP: Delta sleep-inducing peptide. Epithalon: Pineal tetrapeptide (epitalon). Per milligram, Epithalon is cheaper right now (USD 0.667 vs USD 0.230 at the cheapest tested vendor). DSIP has stronger published evidence (grade B vs C). Prices per mg compare cost, not effect: the amounts used in studies differ between compounds.
Which is cheaper, DSIP or Epithalon?
Epithalon is cheaper per mg: USD 0.667 for DSIP vs USD 0.230 for Epithalon at the cheapest independently tested vendor. The median listing is USD 4.05 per mg for DSIP and USD 2.18 per mg for Epithalon.
Which is easier to find from a tested vendor, DSIP or Epithalon?
Epithalon is sold by more independently tested vendors: 73 list DSIP (22 publish a lab report for it) and 75 list Epithalon (21 with a lab report).
Which has more published research, DSIP or Epithalon?
DSIP is graded B (some human evidence) from 9 papers and Epithalon is graded C (mostly animal studies) from 11 papers. Grades count studies of the exact compound only; they describe how much evidence exists, not which one is better.
Are DSIP and Epithalon FDA approved?
DSIP: Not approved. Research use only. Epithalon: Not approved. Research use only.