Collawell - One of the Ingredients in Collawell Cal-D Collagen Plus Powder are Vitamin D and Vitamin K2 Below is the benefits of Vitamin D and K2: | Facebook
Vitamin D Serum 1 Oz (30 mL) - Stimulate Collagen - PROFESSIONAL SKINCARE SERUM by Sponix Made in USA (FAST SHIPPING) - Walmart.com
From Vitamin D to Collagen: Supplements and Functional Ingredients Are in High Demand - SPINS
From Vitamin D to Collagen: Supplements and Functional Ingredients Are in High Demand - SPINS