Don't need mo biotin: Biotin deficiency is very very rare. It is trendy right now to take if for hair and nails. Going beyond 100 mcg per day is not necessary and there is no evidence of benefit beyond this amount. Biotin is a water soluble B vitamin, so your body *probably* would simply pee out the extra.
You do not compare two things. The following guidelines apply to the superlative: 1-syllable adjectives: add-est to the adjective (plus the). 1  My sister is the tallest in our family. 2  Yesterday was the coldest day of the year so far.
n the superlative form of an adjective or adverb. â`fastest' is the superlative of the adjective `fast'â. â`least famous' is the superlative degree of the adjective `famous'â. â`most surely' is the superlative of the adverb `surely'â.