Capsule supplements include single‑type and multi‑collagen formulas. Common single types are Type I and Type II, while multi‑collagen blends often list Types I, II, III, V and X.
Per‑serving amounts vary widely: examples in these listings range from about 60 mg up to 2,500 mg. Many capsule products fall in the ~1,000–1,650 mg per serving range.
Sources shown across listings include marine (fish) collagen, chicken (sternal cartilage or bone), and grass‑fed bovine collagen. Some products combine multiple sources.
Package counts in these listings range from about 60 up to 200 tablets or capsules, with common sizes including 60, 90, 120 and 200.
Dosing varies by product: examples include one tablet daily for some joint formulas, two capsules once daily for certain hair/keratin supplements, and directions to take two capsules 1–2 times daily with meals on some labels.