Biotin and Vitamin C: study protocols
4 study groups took Biotin together with Vitamin C. These are the doses the studies gave. They are not a recommendation.
Fewer than 5 study groups in one unit match, too few to draw the chart.
Commonly used together
4 of 4 study groups took Biotin and Vitamin C with something else. Shown: what 3 or more different studies gave.
What was given together, not what works together.
| Taken with | Study groups |
|---|---|
| Vitamin E | 4 |
| Zinc | 3 |
4 study groups
| Study | ||||
|---|---|---|---|---|
| Effect of a vitamin/mineral supplement on children and adults with autism 2011 · Supplement group · Children and adults aged 3–60 years with autism, PDD/NOS, or Asperger's | 450 mcg | 1.8 g | 90 days | 72 |
| A Collagen Supplement Improves Skin Hydration, Elasticity, Roughness, and Density: Results of a Randomized, Placebo-Controlled, Blind Study 2019 · verum group · Women aged 35–73 with healthy skin | 50 mcg | 80 mg | 12 weeks | 36 |
| A Dermonutrient Containing Special Collagen Peptides Improves Skin Structure and Function: A Randomized, Placebo-Controlled, Triple-Blind Trial Using Confocal Laser Scanning Microscopy on the Cosmetic Effects and Tolerance of a Drinkable Collagen Supplement 2020 · test product (Elasten) · Women aged 40–70 years; healthy, without a stated skin disease | 50 mcg | 80 mg | 12 weeks | 30 |
| Improving neuropathy scores in type 2 diabetic patients using micronutrients supplementation 2011 · Group MVB · Patients with type 2 diabetes | 200 mcg | 200 mg | 120 days | — |