IBB offers the most diverse, comprehensive coverage of the biotechnology space in the US biotech segment. It tracks a straightforward, market-cap-weighted index consisting of roughly 150. NASDAQ-listed biotech companies.IBB is the largest and most popular fund in the segment, with a staggering $8B+ in AUM.ne downside to IBB is that because it tracks a NASDAQ-listed index, the fund can only hold companies traded on NASDAQ. While most US biotech companies trade on NASDAQ, IBB misses out on current and future biotechnology companies traded on the NYSE, which several of the other biotech funds are eligible to hold.
1 Olive Oil Best for: Very dry skin What it is: Olive oil â particularly extra-virgin olive oil â is a good all-around natural moisturizer and is recommended for dehydrated skin.afflower Oil. Best for: Dry, irritated skin. What it is: The oil of this thistle-like flower contains linoleic acid, or omega-6 fatty acid, which helps your skin make ceramides, a type of lipid that helps the skin hold onto water and prevent dehydration.
Fish oil intake may also help alleviate dry skin. Sufficient intake of omega-3 fatty acids can be acquired by eating fatty fish, such as wild salmon, albacore tuna, herring or sardines, at least twice weekly, or from fish oil dietary supplements.