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.
superlative noun [ C ] (GRAMMAR) âº grammar the form of an adjective or adverb that shows the thing or action described has more of the quality than all others of the same type: Funniest is the superlative of funny.. Most is the superlative of more and many..