Vitamin A: night blindness, keratoxerosis, dry skin, desquamation.

Vitamin c: scurvy, decreased resistance.

Vitamin e: infertility, abortion, muscle atrophy.

Vitamin H: eczema, dermatitis, alopecia.

Vitamin B: beriberi, oral ulcer, alopecia, loss of appetite.

Vitamin d: rickets and osteoporosis in children.

Vitamin PP: glossitis, vomiting, dizziness and memory loss.

Multivitamins: loss of appetite, listlessness and malabsorption.

Vitamin a.

Function: Improve eyesight, prevent night blindness, and promote the growth of functional skin mucosa.

Lack of symptoms: dry eye, night blindness and rough skin.

Suitable for people: vegetarians, wearing contact lenses for a long time, poor eyesight and rough skin.

Vitamin B.

Function: Improve beriberi, relieve fatigue, improve hair quality and tighten skin.

Lack of symptoms: hair loss, beriberi, oral ulcer, acne, acne.

Suitable for people: regular smokers, excessive drinkers, people who often stay up late, and the elderly.

Vitamin C.

Functions: whitening, anti-oxidation, preventing colds and healing wounds quickly.

Lack of symptoms: easy to catch a cold, bleeding gums, dull skin and ecchymosis.

Suitable for people: regular smokers, excessive drinkers, people who often stay up late, and the elderly.

Calcified alcohol

Function: prevent osteoporosis, control muscle contraction, strengthen bones and teeth.

Lack of symptoms: easy to catch a cold, rickets, rickets, poor immunity and fragile osteoporosis.

Suitable for people: staying indoors, long-term night shift, the elderly, and growing children.

Vitamin e.

Function: anti-oxidation, promoting blood circulation, anti-wrinkle and freckle removal.

Lack of symptoms: split hair, anemia, skin spots, long wrinkles, accelerating aging.

Suitable for people: beauty-loving women, long-term computer viewing, pigmentation, irregular menstruation.

nicotinamide

Function: pellagra, with dermatitis, glossitis and enteritis as the main symptoms.

Lack of symptoms: split hair, anemia, skin spots, long wrinkles, accelerating aging.

Suitable for people: people with heavy work and study tasks, who often stay up late and have great mental stress.

Vitamin H.

Function: Treat baldness, improve human immunity and relieve muscle soreness.

Symptoms: alopecia, dermatitis, eczema, insomnia, dull complexion and dandruff.

Suitable for the crowd: sparse hair, frequent drinking, juvenile gray hair.

Multivitamins.

Function: Maintain vascular resistance, supplement nutrition and prevent diseases.

Lack of symptoms: loss of appetite, listlessness and poor gastrointestinal absorption.

Suitable for people: irregular diet, partial eclipse, picky eaters, the elderly, cold environment workers.