Collagen Renew With Vitamin C

Collagen Renew With Vitamin C and 10 near-identical products are sold under 11 different brand names — a exact-twin Formula Twins cluster.

Product	Brand
Collagen Renew With Vitamin C	ResVitale
Hydrolyzed Collagen 1000 mg	tnvitamins
Ultra Collagen 2500 mg	Meijer
Collagen + C 2500 mg	Spring Valley
Immune Complex Elderberry	Atlantic Naturals
Organic Defense Complex	SMNutrition
Organic Immune	Sunergetic
Organic Immune Tablets	Burton Nutrition
Collagen + C 2,500 mg/60 mg	up&up
ImmunoTabs	Logos Nutritionals
7 in 1 Organic Immune Support	Number One Nutrition