Life Extension Hair Skin & Nails Collagen Plus Formula 180 Tablets (Pack of 2)Hair Skin & Nails Collagen Plus Formula combines bioactive collagen peptides and potent nutrients for comprehensive hair skin and nail health.* Supporting skin growth and repair healthy nail growth rate and healthy rejuvenation this formula’s nutrients promote youthful and lasting beauty.*45-Day Supply when taken according to the directions on the bottle. DIRECTIONS: Take four (4) tablets daily or as recommended by a healthcare practitioner.CAUTION: Individuals with in-born errors of copper metabolism (e.g. Wilson’s disease) should avoid daily chronic use of this product.