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As a dietary supplement, open packet and gently squeeze contents under your tongue, hold for 30-60 seconds, and then swallow, or use as directed by your health care professional

These uses are off label

If you are seeking immediate results or are unlikely to maintain consistent daily use for at least 2 months, you may not provide adequate time to evaluate effectiveness

Copper peptides, especially when delivered through Glow Up patches, are gentle and soothing

More water lowers the concentration and improves measurement resolution

The only brand on our list that outperformed Codeage in customer support was Life Extension