Antioxidative effects of ascorbic acid and astaxanthin on ARPE-19 cells in an oxidative stress model
Discard any reconstituted solution older than 28 days regardless of how much remains
It is cost-effective, widely available, well studied, and easier to justify than more expensive creatine forms that claim superior absorption without strong supporting evidence
Endocrine and metabolic causes: Thyroid disease, uncontrolled diabetes, polycystic ovary syndrome (PCOS), and luteal phase defects affect hormone balance needed to sustain pregnancy
This allows for optimal absorption without interference from other foods
However, poor response often reflects dose, adherence, diet, or underlying metabolic factors