Compare

GHK-Cu vs Glutathione

Side-by-side observational reports from PeptIQ users. This compares self-reported patterns — not clinical head-to-head trials.

Observational reporting only — not medical advice. Does not recommend doses, protocols, or treatments.
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GHK-Cu

120 community reports

Positive 3% · Neutral 97% · Negative 0%

Most reported benefits

Mood
226
Recovery
226
Energy
1

Most reported side effects

Injection site irritation
222

Dose distribution

Median: 2000+ mcg · Most common: 2000+ mcg

0–25
1
25–50
16
50–100
0
100–200
0
200–400
4
400–600
0
600–1000
1
1000–2000
71
2000+
135

How repeat users are trending

Among repeat reporters, 89% said they felt similar to their last entry, 11% more positive, and 0% more negative.

Overall, repeat reporters leaned more positive than their previous entry.

Median gap between entries: 46 days · Based on 45 repeat reporters

Glutathione

37 community reports

Positive 98% · Neutral 2% · Negative 0%

Most reported benefits

Mood
134

Most reported side effects

Digestive upset
3

Dose distribution

Median: 2000+ mcg · Most common: 2000+ mcg

0–25
0
25–50
0
50–100
0
100–200
0
200–400
1
400–600
1
600–1000
0
1000–2000
10
2000+
122

How repeat users are trending

Among repeat reporters, 96% said they felt similar to their last entry, 4% more positive, and 0% more negative.

Overall, repeat reporters leaned more positive than their previous entry.

Median gap between entries: 66 days · Based on 26 repeat reporters