The watchdog organization Environmental Working Group gave the industry a C- in its annual sunscreen guide.
It says sunscreen companies are not doing enough to protect consumers from UV-A radiation. Scientists tested nearly 1,000 brand name products.
Industry officials say the report is flawed. So, what should you look for when buying sunscreen?
"Make sure that you use a sunscreen with UVA and UVB Protection and an SPF of 15-30 or higher. Make sure its UVA and broad spectrum," said dermatologist Dr. Doris Day.
The sunscreens not recommended in the EWG report include: