I would absolutely refuse to take #3 and #4 and then only take #2 (BCAA) if it was a vegan version and 100% plant derived. Most all traditional BCAA blends use bird feathers.
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I would absolutely refuse to take #3 and #4 and then only take #2 (BCAA) if it was a vegan version and 100% plant derived. Most all traditional BCAA blends use bird feathers.