The BPC-157 vs TB-500 comparison highlights these differences in mechanism and application
It's a very rich source of linoleic acid (66-76%), and also contains the soothing and healing superstar fatty acid, gamma-linolenic acid (aka GLA, 7-12%) (Btw, the richest known source of GLA is the borage oil, but evening primrose still counts as a very good source of it)
J Clin Endocrinol Metab, 2018, 103 (12), 45804588
3.00 g Magnesium Glycerophosphate
Learn how to properly use sunscreens in the correct amount (2.5 to 5mls) & frequency (at least twice daily), before worrying about marginal gains with novel ingredients)
You should absolutely include fermented foods in your diet alongside taking the Skin Clear Biome, again it comes back to diversity the more different types of strains that you can have the better